10-K Filing

AMERICAN TOWER CORP /MA/ CIK: 1053507 FY 2024

Filing Information

Form Type	10-K
Accession Number	`0001053507-25-000025`
Period End Date	20241231
Filing Date	20250225
Fiscal Year	2024
Fiscal Period	FY
XBRL Instance	amt-20241231_htm.xml

Filing Contents

This filing contains the following financial statements:

Balance Sheet 196 Income Statement 428 Cash Flow Statement 250 Stockholders Equity 84 Comprehensive Income 48

Balance Sheet 196 line items

Line Item	Tag	Value	Unit	Period
Common stock, par value (in dollars per share)	`CommonStockParOrStatedValuePerShare`	$0.01	USD	Point-in-time
Common stock, par value (in dollars per share)	`CommonStockParOrStatedValuePerShare`	$0.01	USD	Point-in-time
Common stock, par value (in dollars per share)	`CommonStockParOrStatedValuePerShare`	$0.01	USD	Point-in-time
Common stock, par value (in dollars per share)	`CommonStockParOrStatedValuePerShare`	$0.01	USD	Point-in-time
Common stock, shares authorized (in shares)	`CommonStockSharesAuthorized`	1.00B	shares	Point-in-time
Common stock, shares authorized (in shares)	`CommonStockSharesAuthorized`	1.00B	shares	Point-in-time
Common stock, shares authorized (in shares)	`CommonStockSharesAuthorized`	1.00B	shares	Point-in-time
Common stock, shares authorized (in shares)	`CommonStockSharesAuthorized`	1.00B	shares	Point-in-time
Common stock, shares issued (in shares)	`CommonStockSharesIssued`	477.30M	shares	Point-in-time
Common stock, shares issued (in shares)	`CommonStockSharesIssued`	477.30M	shares	Point-in-time
Common stock, shares issued (in shares)	`CommonStockSharesIssued`	478.39M	shares	Point-in-time
Common stock, shares issued (in shares)	`CommonStockSharesIssued`	478.39M	shares	Point-in-time
Cash and cash equivalents	`CashAndCashEquivalentsAtCarryingValue`	$2.00B	USD	Point-in-time
Cash and cash equivalents	`CashAndCashEquivalentsAtCarryingValue`	$2.00B	USD	Point-in-time
Cash and cash equivalents	`CashAndCashEquivalentsAtCarryingValue`	$1.55B	USD	Point-in-time
Cash and cash equivalents	`CashAndCashEquivalentsAtCarryingValue`	$1.55B	USD	Point-in-time
Cash and cash equivalents	`CashAndCashEquivalentsAtCarryingValue`	$1.75B	USD	Point-in-time
Cash and cash equivalents	`CashAndCashEquivalentsAtCarryingValue`	$1.75B	USD	Point-in-time
Restricted cash	`RestrictedCashAndCashEquivalentsAtCarryingValue`	$111.10M	USD	Point-in-time
Restricted cash	`RestrictedCashAndCashEquivalentsAtCarryingValue`	$111.10M	USD	Point-in-time
Restricted cash	`RestrictedCashAndCashEquivalentsAtCarryingValue`	$119.70M	USD	Point-in-time
Restricted cash	`RestrictedCashAndCashEquivalentsAtCarryingValue`	$119.70M	USD	Point-in-time
Common stock, shares outstanding (in shares)	`CommonStockSharesOutstanding`	467.38M	shares	Point-in-time
Common stock, shares outstanding (in shares)	`CommonStockSharesOutstanding`	467.38M	shares	Point-in-time
Restricted cash	`RestrictedCashAndCashEquivalentsAtCarryingValue`	$108.60M	USD	Point-in-time
Restricted cash	`RestrictedCashAndCashEquivalentsAtCarryingValue`	$108.60M	USD	Point-in-time
Common stock, shares outstanding (in shares)	`CommonStockSharesOutstanding`	466.30M	shares	Point-in-time
Common stock, shares outstanding (in shares)	`CommonStockSharesOutstanding`	466.30M	shares	Point-in-time
Accounts receivable, net	`AccountsReceivableNetCurrent`	$540.00M	USD	Point-in-time
Accounts receivable, net	`AccountsReceivableNetCurrent`	$540.00M	USD	Point-in-time
Treasury stock, shares (in shares)	`TreasuryStockCommonShares`	11.00M	shares	Point-in-time
Treasury stock, shares (in shares)	`TreasuryStockCommonShares`	11.00M	shares	Point-in-time
Accounts receivable, net	`AccountsReceivableNetCurrent`	$547.50M	USD	Point-in-time
Accounts receivable, net	`AccountsReceivableNetCurrent`	$547.50M	USD	Point-in-time
Treasury stock, shares (in shares)	`TreasuryStockCommonShares`	11.00M	shares	Point-in-time
Treasury stock, shares (in shares)	`TreasuryStockCommonShares`	11.00M	shares	Point-in-time
Prepaid and other current assets	`PrepaidExpenseAndOtherAssetsCurrent`	$559.50M	USD	Point-in-time
Prepaid and other current assets	`PrepaidExpenseAndOtherAssetsCurrent`	$559.50M	USD	Point-in-time
Prepaid and other current assets	`PrepaidExpenseAndOtherAssetsCurrent`	$530.60M	USD	Point-in-time
Prepaid and other current assets	`PrepaidExpenseAndOtherAssetsCurrent`	$530.60M	USD	Point-in-time
Current assets of discontinued operations	`AssetsOfDisposalGroupIncludingDiscontinuedOperationCurrent`	$729.60M	USD	Point-in-time
Current assets of discontinued operations	`AssetsOfDisposalGroupIncludingDiscontinuedOperationCurrent`	$729.60M	USD	Point-in-time
Current assets of discontinued operations	`AssetsOfDisposalGroupIncludingDiscontinuedOperationCurrent`	-	USD	Point-in-time
Current assets of discontinued operations	`AssetsOfDisposalGroupIncludingDiscontinuedOperationCurrent`	-	USD	Point-in-time
Total current assets	`AssetsCurrent`	$3.18B	USD	Point-in-time
Total current assets	`AssetsCurrent`	$3.18B	USD	Point-in-time
Total current assets	`AssetsCurrent`	$3.71B	USD	Point-in-time
Total current assets	`AssetsCurrent`	$3.71B	USD	Point-in-time
PROPERTY AND EQUIPMENT, net	`PropertyPlantAndEquipmentAndFinanceLeaseRightOfUseAssetAfterAccumulatedDepreciationAndAmortization`	$18.86B	USD	Point-in-time
PROPERTY AND EQUIPMENT, net	`PropertyPlantAndEquipmentAndFinanceLeaseRightOfUseAssetAfterAccumulatedDepreciationAndAmortization`	$18.86B	USD	Point-in-time
PROPERTY AND EQUIPMENT, net	`PropertyPlantAndEquipmentAndFinanceLeaseRightOfUseAssetAfterAccumulatedDepreciationAndAmortization`	$19.06B	USD	Point-in-time
PROPERTY AND EQUIPMENT, net	`PropertyPlantAndEquipmentAndFinanceLeaseRightOfUseAssetAfterAccumulatedDepreciationAndAmortization`	$19.06B	USD	Point-in-time
GOODWILL	`Goodwill`	$12.08B	USD	Point-in-time
GOODWILL	`Goodwill`	$12.08B	USD	Point-in-time
GOODWILL	`Goodwill`	$12.08B	USD	Point-in-time
GOODWILL	`Goodwill`	$12.08B	USD	Point-in-time
GOODWILL	`Goodwill`	$11.77B	USD	Point-in-time
GOODWILL	`Goodwill`	$11.77B	USD	Point-in-time
OTHER INTANGIBLE ASSETS, net	`IntangibleAssetsNetExcludingGoodwill`	$14.47B	USD	Point-in-time
OTHER INTANGIBLE ASSETS, net	`IntangibleAssetsNetExcludingGoodwill`	$14.47B	USD	Point-in-time
OTHER INTANGIBLE ASSETS, net	`IntangibleAssetsNetExcludingGoodwill`	$15.93B	USD	Point-in-time
OTHER INTANGIBLE ASSETS, net	`IntangibleAssetsNetExcludingGoodwill`	$15.93B	USD	Point-in-time
DEFERRED TAX ASSET	`DeferredIncomeTaxAssetsNet`	$179.10M	USD	Point-in-time
DEFERRED TAX ASSET	`DeferredIncomeTaxAssetsNet`	$179.10M	USD	Point-in-time
DEFERRED TAX ASSET	`DeferredIncomeTaxAssetsNet`	$122.70M	USD	Point-in-time
DEFERRED TAX ASSET	`DeferredIncomeTaxAssetsNet`	$122.70M	USD	Point-in-time
DEFERRED RENT ASSET	`DeferredRentReceivablesNetNoncurrent`	$3.71B	USD	Point-in-time
DEFERRED RENT ASSET	`DeferredRentReceivablesNetNoncurrent`	$3.71B	USD	Point-in-time
DEFERRED RENT ASSET	`DeferredRentReceivablesNetNoncurrent`	$3.48B	USD	Point-in-time
DEFERRED RENT ASSET	`DeferredRentReceivablesNetNoncurrent`	$3.48B	USD	Point-in-time
RIGHT-OF-USE ASSET	`OperatingLeaseRightOfUseAsset`	$8.21B	USD	Point-in-time
RIGHT-OF-USE ASSET	`OperatingLeaseRightOfUseAsset`	$8.21B	USD	Point-in-time
RIGHT-OF-USE ASSET	`OperatingLeaseRightOfUseAsset`	$8.09B	USD	Point-in-time
RIGHT-OF-USE ASSET	`OperatingLeaseRightOfUseAsset`	$8.09B	USD	Point-in-time
NOTES RECEIVABLE AND OTHER NON-CURRENT ASSETS	`OtherAssetsNoncurrent`	$755.30M	USD	Point-in-time
NOTES RECEIVABLE AND OTHER NON-CURRENT ASSETS	`OtherAssetsNoncurrent`	$755.30M	USD	Point-in-time
NOTES RECEIVABLE AND OTHER NON-CURRENT ASSETS	`OtherAssetsNoncurrent`	$676.90M	USD	Point-in-time
NOTES RECEIVABLE AND OTHER NON-CURRENT ASSETS	`OtherAssetsNoncurrent`	$676.90M	USD	Point-in-time
NON-CURRENT ASSETS OF DISCONTINUED OPERATIONS	`DisposalGroupIncludingDiscontinuedOperationAssetsNoncurrent`	$2.82B	USD	Point-in-time
NON-CURRENT ASSETS OF DISCONTINUED OPERATIONS	`DisposalGroupIncludingDiscontinuedOperationAssetsNoncurrent`	$2.82B	USD	Point-in-time
NON-CURRENT ASSETS OF DISCONTINUED OPERATIONS	`DisposalGroupIncludingDiscontinuedOperationAssetsNoncurrent`	-	USD	Point-in-time
NON-CURRENT ASSETS OF DISCONTINUED OPERATIONS	`DisposalGroupIncludingDiscontinuedOperationAssetsNoncurrent`	-	USD	Point-in-time
TOTAL	`Assets`	$66.03B	USD	Point-in-time
TOTAL	`Assets`	$66.03B	USD	Point-in-time
TOTAL	`Assets`	$61.08B	USD	Point-in-time
TOTAL	`Assets`	$61.08B	USD	Point-in-time
Accounts payable	`AccountsPayableCurrent`	$251.30M	USD	Point-in-time
Accounts payable	`AccountsPayableCurrent`	$251.30M	USD	Point-in-time
Accounts payable	`AccountsPayableCurrent`	$240.80M	USD	Point-in-time
Accounts payable	`AccountsPayableCurrent`	$240.80M	USD	Point-in-time
Accrued expenses	`AccruedLiabilitiesCurrent`	$1.08B	USD	Point-in-time
Accrued expenses	`AccruedLiabilitiesCurrent`	$1.08B	USD	Point-in-time
Accrued expenses	`AccruedLiabilitiesCurrent`	$1.05B	USD	Point-in-time
Accrued expenses	`AccruedLiabilitiesCurrent`	$1.05B	USD	Point-in-time
Distributions payable	`DividendsPayableCurrent`	$780.30M	USD	Point-in-time
Distributions payable	`DividendsPayableCurrent`	$780.30M	USD	Point-in-time
Distributions payable	`DividendsPayableCurrent`	$906.20M	USD	Point-in-time
Distributions payable	`DividendsPayableCurrent`	$906.20M	USD	Point-in-time
Accrued interest	`InterestPayableCurrent`	$373.60M	USD	Point-in-time
Accrued interest	`InterestPayableCurrent`	$373.60M	USD	Point-in-time
Accrued interest	`InterestPayableCurrent`	$384.20M	USD	Point-in-time
Accrued interest	`InterestPayableCurrent`	$384.20M	USD	Point-in-time
Current portion of operating lease liability	`OperatingLeaseLiabilityCurrent`	$690.40M	USD	Point-in-time
Current portion of operating lease liability	`OperatingLeaseLiabilityCurrent`	$690.40M	USD	Point-in-time
Current portion of operating lease liability	`OperatingLeaseLiabilityCurrent`	$576.70M	USD	Point-in-time
Current portion of operating lease liability	`OperatingLeaseLiabilityCurrent`	$576.70M	USD	Point-in-time
Current portion of long-term obligations	`LongTermDebtCurrent`	$3.07B	USD	Point-in-time
Current portion of long-term obligations	`LongTermDebtCurrent`	$3.07B	USD	Point-in-time
Current portion of long-term obligations	`LongTermDebtCurrent`	$3.69B	USD	Point-in-time
Current portion of long-term obligations	`LongTermDebtCurrent`	$3.69B	USD	Point-in-time
Unearned revenue	`ContractWithCustomerLiabilityCurrent`	$433.80M	USD	Point-in-time
Unearned revenue	`ContractWithCustomerLiabilityCurrent`	$433.80M	USD	Point-in-time
Unearned revenue	`ContractWithCustomerLiabilityCurrent`	$329.20M	USD	Point-in-time
Unearned revenue	`ContractWithCustomerLiabilityCurrent`	$329.20M	USD	Point-in-time
Current liabilities of discontinued operations	`LiabilitiesOfDisposalGroupIncludingDiscontinuedOperationCurrent`	-	USD	Point-in-time
Current liabilities of discontinued operations	`LiabilitiesOfDisposalGroupIncludingDiscontinuedOperationCurrent`	-	USD	Point-in-time
Current liabilities of discontinued operations	`LiabilitiesOfDisposalGroupIncludingDiscontinuedOperationCurrent`	$463.30M	USD	Point-in-time
Current liabilities of discontinued operations	`LiabilitiesOfDisposalGroupIncludingDiscontinuedOperationCurrent`	$463.30M	USD	Point-in-time
Total current liabilities	`LiabilitiesCurrent`	$7.08B	USD	Point-in-time
Total current liabilities	`LiabilitiesCurrent`	$7.08B	USD	Point-in-time
Total current liabilities	`LiabilitiesCurrent`	$7.25B	USD	Point-in-time
Total current liabilities	`LiabilitiesCurrent`	$7.25B	USD	Point-in-time
LONG-TERM OBLIGATIONS	`LongTermDebtAndCapitalLeaseObligations`	$35.73B	USD	Point-in-time
LONG-TERM OBLIGATIONS	`LongTermDebtAndCapitalLeaseObligations`	$35.73B	USD	Point-in-time
LONG-TERM OBLIGATIONS	`LongTermDebtAndCapitalLeaseObligations`	$32.81B	USD	Point-in-time
LONG-TERM OBLIGATIONS	`LongTermDebtAndCapitalLeaseObligations`	$32.81B	USD	Point-in-time
OPERATING LEASE LIABILITY	`OperatingLeaseLiabilityNoncurrent`	$6.82B	USD	Point-in-time
OPERATING LEASE LIABILITY	`OperatingLeaseLiabilityNoncurrent`	$6.82B	USD	Point-in-time
OPERATING LEASE LIABILITY	`OperatingLeaseLiabilityNoncurrent`	$6.88B	USD	Point-in-time
OPERATING LEASE LIABILITY	`OperatingLeaseLiabilityNoncurrent`	$6.88B	USD	Point-in-time
ASSET RETIREMENT OBLIGATIONS	`AssetRetirementObligation`	$2.39B	USD	Point-in-time
ASSET RETIREMENT OBLIGATIONS	`AssetRetirementObligation`	$2.39B	USD	Point-in-time
ASSET RETIREMENT OBLIGATIONS	`AssetRetirementObligation`	$1.97B	USD	Point-in-time
ASSET RETIREMENT OBLIGATIONS	`AssetRetirementObligation`	$1.97B	USD	Point-in-time
ASSET RETIREMENT OBLIGATIONS	`AssetRetirementObligation`	$2.08B	USD	Point-in-time
ASSET RETIREMENT OBLIGATIONS	`AssetRetirementObligation`	$2.08B	USD	Point-in-time
DEFERRED TAX LIABILITY	`DeferredIncomeTaxLiabilitiesNet`	$1.31B	USD	Point-in-time
DEFERRED TAX LIABILITY	`DeferredIncomeTaxLiabilitiesNet`	$1.31B	USD	Point-in-time
DEFERRED TAX LIABILITY	`DeferredIncomeTaxLiabilitiesNet`	$1.26B	USD	Point-in-time
DEFERRED TAX LIABILITY	`DeferredIncomeTaxLiabilitiesNet`	$1.26B	USD	Point-in-time
OTHER NON-CURRENT LIABILITIES	`OtherLiabilitiesNoncurrent`	$1.15B	USD	Point-in-time
OTHER NON-CURRENT LIABILITIES	`OtherLiabilitiesNoncurrent`	$1.15B	USD	Point-in-time
OTHER NON-CURRENT LIABILITIES	`OtherLiabilitiesNoncurrent`	$1.01B	USD	Point-in-time
OTHER NON-CURRENT LIABILITIES	`OtherLiabilitiesNoncurrent`	$1.01B	USD	Point-in-time
NON-CURRENT LIABILITIES OF DISCONTINUED OPERATIONS	`LiabilitiesOfDisposalGroupIncludingDiscontinuedOperationNoncurrent`	$823.20M	USD	Point-in-time
NON-CURRENT LIABILITIES OF DISCONTINUED OPERATIONS	`LiabilitiesOfDisposalGroupIncludingDiscontinuedOperationNoncurrent`	$823.20M	USD	Point-in-time
NON-CURRENT LIABILITIES OF DISCONTINUED OPERATIONS	`LiabilitiesOfDisposalGroupIncludingDiscontinuedOperationNoncurrent`	-	USD	Point-in-time
NON-CURRENT LIABILITIES OF DISCONTINUED OPERATIONS	`LiabilitiesOfDisposalGroupIncludingDiscontinuedOperationNoncurrent`	-	USD	Point-in-time
Total liabilities	`Liabilities`	$55.16B	USD	Point-in-time
Total liabilities	`Liabilities`	$55.16B	USD	Point-in-time
Total liabilities	`Liabilities`	$51.43B	USD	Point-in-time
Total liabilities	`Liabilities`	$51.43B	USD	Point-in-time
COMMITMENTS AND CONTINGENCIES	`CommitmentsAndContingencies`	-	USD	Point-in-time
COMMITMENTS AND CONTINGENCIES	`CommitmentsAndContingencies`	-	USD	Point-in-time
COMMITMENTS AND CONTINGENCIES	`CommitmentsAndContingencies`	-	USD	Point-in-time
COMMITMENTS AND CONTINGENCIES	`CommitmentsAndContingencies`	-	USD	Point-in-time
Common stock: $0.01 par value; 1,000,000 shares authorized; 478,388 and 477,300 shares issued; and 467,384 and 466,296 shares outstanding, respectively	`CommonStockValue`	$4.80M	USD	Point-in-time
Common stock: $0.01 par value; 1,000,000 shares authorized; 478,388 and 477,300 shares issued; and 467,384 and 466,296 shares outstanding, respectively	`CommonStockValue`	$4.80M	USD	Point-in-time
Common stock: $0.01 par value; 1,000,000 shares authorized; 478,388 and 477,300 shares issued; and 467,384 and 466,296 shares outstanding, respectively	`CommonStockValue`	$4.80M	USD	Point-in-time
Common stock: $0.01 par value; 1,000,000 shares authorized; 478,388 and 477,300 shares issued; and 467,384 and 466,296 shares outstanding, respectively	`CommonStockValue`	$4.80M	USD	Point-in-time
Additional paid-in capital	`AdditionalPaidInCapital`	$15.06B	USD	Point-in-time
Additional paid-in capital	`AdditionalPaidInCapital`	$15.06B	USD	Point-in-time
Additional paid-in capital	`AdditionalPaidInCapital`	$14.87B	USD	Point-in-time
Additional paid-in capital	`AdditionalPaidInCapital`	$14.87B	USD	Point-in-time
Distributions in excess of earnings	`RetainedEarningsAccumulatedDeficit`	$-4.42B	USD	Point-in-time
Distributions in excess of earnings	`RetainedEarningsAccumulatedDeficit`	$-4.42B	USD	Point-in-time
Distributions in excess of earnings	`RetainedEarningsAccumulatedDeficit`	$-3.64B	USD	Point-in-time
Distributions in excess of earnings	`RetainedEarningsAccumulatedDeficit`	$-3.64B	USD	Point-in-time
Accumulated other comprehensive loss	`AccumulatedOtherComprehensiveIncomeLossNetOfTax`	$-5.95B	USD	Point-in-time
Accumulated other comprehensive loss	`AccumulatedOtherComprehensiveIncomeLossNetOfTax`	$-5.95B	USD	Point-in-time
Accumulated other comprehensive loss	`AccumulatedOtherComprehensiveIncomeLossNetOfTax`	$-5.74B	USD	Point-in-time
Accumulated other comprehensive loss	`AccumulatedOtherComprehensiveIncomeLossNetOfTax`	$-5.74B	USD	Point-in-time
Treasury stock (11,004 shares at cost)	`TreasuryStockCommonValue`	$1.30B	USD	Point-in-time
Treasury stock (11,004 shares at cost)	`TreasuryStockCommonValue`	$1.30B	USD	Point-in-time
Treasury stock (11,004 shares at cost)	`TreasuryStockCommonValue`	$1.30B	USD	Point-in-time
Treasury stock (11,004 shares at cost)	`TreasuryStockCommonValue`	$1.30B	USD	Point-in-time
Total American Tower Corporation equity	`StockholdersEquity`	$4.20B	USD	Point-in-time
Total American Tower Corporation equity	`StockholdersEquity`	$4.20B	USD	Point-in-time
Total American Tower Corporation equity	`StockholdersEquity`	$3.38B	USD	Point-in-time
Total American Tower Corporation equity	`StockholdersEquity`	$3.38B	USD	Point-in-time
Noncontrolling interests	`MinorityInterest`	$6.27B	USD	Point-in-time
Noncontrolling interests	`MinorityInterest`	$6.27B	USD	Point-in-time
Noncontrolling interests	`MinorityInterest`	$6.67B	USD	Point-in-time
Noncontrolling interests	`MinorityInterest`	$6.67B	USD	Point-in-time
Total equity	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$9.07B	USD	Point-in-time
Total equity	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$9.07B	USD	Point-in-time
Total equity	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$12.41B	USD	Point-in-time
Total equity	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$12.41B	USD	Point-in-time
Total equity	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$10.87B	USD	Point-in-time
Total equity	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$10.87B	USD	Point-in-time
Total equity	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$9.65B	USD	Point-in-time
Total equity	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$9.65B	USD	Point-in-time
TOTAL	`LiabilitiesAndStockholdersEquity`	$66.03B	USD	Point-in-time
TOTAL	`LiabilitiesAndStockholdersEquity`	$66.03B	USD	Point-in-time
TOTAL	`LiabilitiesAndStockholdersEquity`	$61.08B	USD	Point-in-time
TOTAL	`LiabilitiesAndStockholdersEquity`	$61.08B	USD	Point-in-time

Income Statement 428 line items

Line Item	Tag	Value	Unit	Period
Foreign currency gains (losses)	`ForeignCurrencyTransactionGainLossUnrealized`	$451.40M	USD	Annual
Foreign currency gains (losses)	`ForeignCurrencyTransactionGainLossUnrealized`	$451.40M	USD	Annual
Foreign currency gains (losses)	`ForeignCurrencyTransactionGainLossUnrealized`	$-330.60M	USD	Annual
Foreign currency gains (losses)	`ForeignCurrencyTransactionGainLossUnrealized`	$-330.60M	USD	Annual
Foreign currency gains (losses)	`ForeignCurrencyTransactionGainLossUnrealized`	$308.30M	USD	Annual
Foreign currency gains (losses)	`ForeignCurrencyTransactionGainLossUnrealized`	$308.30M	USD	Annual
Total operating revenues	`Revenues`	$2.54B	USD	1 Quarter
Total operating revenues	`Revenues`	$2.54B	USD	1 Quarter
Total operating revenues	`Revenues`	$2.52B	USD	1 Quarter
Total operating revenues	`Revenues`	$2.52B	USD	1 Quarter
Total operating revenues	`Revenues`	$2.51B	USD	1 Quarter
Total operating revenues	`Revenues`	$2.51B	USD	1 Quarter
Total operating revenues	`Revenues`	$2.51B	USD	1 Quarter
Total operating revenues	`Revenues`	$2.51B	USD	1 Quarter
Total operating revenues	`Revenues`	$2.55B	USD	1 Quarter
Total operating revenues	`Revenues`	$2.55B	USD	1 Quarter
Total operating revenues	`Revenues`	$2.46B	USD	1 Quarter
Total operating revenues	`Revenues`	$2.46B	USD	1 Quarter
Total operating revenues	`Revenues`	$9.65B	USD	Annual
Total operating revenues	`Revenues`	$9.65B	USD	Annual
Total operating revenues	`Revenues`	$10.13B	USD	Annual
Total operating revenues	`Revenues`	$10.13B	USD	Annual
Total operating revenues	`Revenues`	$2.52B	USD	1 Quarter
Total operating revenues	`Revenues`	$2.52B	USD	1 Quarter
Total operating revenues	`Revenues`	$10.01B	USD	Annual
Total operating revenues	`Revenues`	$10.01B	USD	Annual
Total operating revenues	`Revenues`	$2.52B	USD	1 Quarter
Total operating revenues	`Revenues`	$2.52B	USD	1 Quarter
Property	`DirectCostsOfLeasedAndRentedPropertyOrEquipment`	$2.50B	USD	Annual
Property	`DirectCostsOfLeasedAndRentedPropertyOrEquipment`	$2.50B	USD	Annual
Property	`DirectCostsOfLeasedAndRentedPropertyOrEquipment`	$2.46B	USD	Annual
Property	`DirectCostsOfLeasedAndRentedPropertyOrEquipment`	$2.46B	USD	Annual
Property	`DirectCostsOfLeasedAndRentedPropertyOrEquipment`	$2.48B	USD	Annual
Property	`DirectCostsOfLeasedAndRentedPropertyOrEquipment`	$2.48B	USD	Annual
Depreciation, amortization and accretion	`DepreciationAmortizationAndAccretionNet`	$2.93B	USD	Annual
Depreciation, amortization and accretion	`DepreciationAmortizationAndAccretionNet`	$2.93B	USD	Annual
Depreciation, amortization and accretion	`DepreciationAmortizationAndAccretionNet`	$3.16B	USD	Annual
Depreciation, amortization and accretion	`DepreciationAmortizationAndAccretionNet`	$3.16B	USD	Annual
Depreciation, amortization and accretion	`DepreciationAmortizationAndAccretionNet`	$2.03B	USD	Annual
Depreciation, amortization and accretion	`DepreciationAmortizationAndAccretionNet`	$2.03B	USD	Annual
Selling, general, administrative and development expense	`SellingGeneralAndAdministrativeExpense`	$946.00M	USD	Annual
Selling, general, administrative and development expense	`SellingGeneralAndAdministrativeExpense`	$946.00M	USD	Annual
Selling, general, administrative and development expense	`SellingGeneralAndAdministrativeExpense`	$933.40M	USD	Annual
Selling, general, administrative and development expense	`SellingGeneralAndAdministrativeExpense`	$933.40M	USD	Annual
Selling, general, administrative and development expense	`SellingGeneralAndAdministrativeExpense`	$902.10M	USD	Annual
Selling, general, administrative and development expense	`SellingGeneralAndAdministrativeExpense`	$902.10M	USD	Annual
Other operating expense	`OtherOperatingIncomeExpenseNet`	$-270.60M	USD	Annual
Other operating expense	`OtherOperatingIncomeExpenseNet`	$-270.60M	USD	Annual
Other operating expense	`OtherOperatingIncomeExpenseNet`	$-370.70M	USD	Annual
Other operating expense	`OtherOperatingIncomeExpenseNet`	$-370.70M	USD	Annual
Other operating expense	`OtherOperatingIncomeExpenseNet`	$-74.10M	USD	Annual
Other operating expense	`OtherOperatingIncomeExpenseNet`	$-74.10M	USD	Annual
Goodwill impairment	`GoodwillImpairmentLoss`	-	USD	Annual
Goodwill impairment	`GoodwillImpairmentLoss`	-	USD	Annual
Goodwill impairment	`GoodwillImpairmentLoss`	$80.00M	USD	Annual
Goodwill impairment	`GoodwillImpairmentLoss`	$80.00M	USD	Annual
Goodwill impairment	`GoodwillImpairmentLoss`	-	USD	Annual
Goodwill impairment	`GoodwillImpairmentLoss`	-	USD	Annual
Total operating expenses	`CostsAndExpenses`	$5.61B	USD	Annual
Total operating expenses	`CostsAndExpenses`	$5.61B	USD	Annual
Total operating expenses	`CostsAndExpenses`	$6.89B	USD	Annual
Total operating expenses	`CostsAndExpenses`	$6.89B	USD	Annual
Total operating expenses	`CostsAndExpenses`	$6.91B	USD	Annual
Total operating expenses	`CostsAndExpenses`	$6.91B	USD	Annual
OPERATING INCOME	`OperatingIncomeLoss`	$747.00M	USD	1 Quarter
OPERATING INCOME	`OperatingIncomeLoss`	$747.00M	USD	1 Quarter
OPERATING INCOME	`OperatingIncomeLoss`	$913.00M	USD	1 Quarter
OPERATING INCOME	`OperatingIncomeLoss`	$913.00M	USD	1 Quarter
OPERATING INCOME	`OperatingIncomeLoss`	$612.80M	USD	1 Quarter
OPERATING INCOME	`OperatingIncomeLoss`	$612.80M	USD	1 Quarter
OPERATING INCOME	`OperatingIncomeLoss`	$1.16B	USD	1 Quarter
OPERATING INCOME	`OperatingIncomeLoss`	$1.16B	USD	1 Quarter
OPERATING INCOME	`OperatingIncomeLoss`	$1.08B	USD	1 Quarter
OPERATING INCOME	`OperatingIncomeLoss`	$1.08B	USD	1 Quarter
OPERATING INCOME	`OperatingIncomeLoss`	$3.13B	USD	Annual
OPERATING INCOME	`OperatingIncomeLoss`	$3.13B	USD	Annual
OPERATING INCOME	`OperatingIncomeLoss`	$4.52B	USD	Annual
OPERATING INCOME	`OperatingIncomeLoss`	$4.52B	USD	Annual
OPERATING INCOME	`OperatingIncomeLoss`	$1.14B	USD	1 Quarter
OPERATING INCOME	`OperatingIncomeLoss`	$1.14B	USD	1 Quarter
OPERATING INCOME	`OperatingIncomeLoss`	$2.74B	USD	Annual
OPERATING INCOME	`OperatingIncomeLoss`	$2.74B	USD	Annual
OPERATING INCOME	`OperatingIncomeLoss`	$1.14B	USD	1 Quarter
OPERATING INCOME	`OperatingIncomeLoss`	$1.14B	USD	1 Quarter
OPERATING INCOME	`OperatingIncomeLoss`	$852.70M	USD	1 Quarter
OPERATING INCOME	`OperatingIncomeLoss`	$852.70M	USD	1 Quarter
Interest income	`InterestIncomeOther`	$135.20M	USD	Annual
Interest income	`InterestIncomeOther`	$135.20M	USD	Annual
Interest income	`InterestIncomeOther`	$118.60M	USD	Annual
Interest income	`InterestIncomeOther`	$118.60M	USD	Annual
Interest income	`InterestIncomeOther`	$49.10M	USD	Annual
Interest income	`InterestIncomeOther`	$49.10M	USD	Annual
Interest expense	`InterestExpenseNonoperating`	$1.40B	USD	Annual
Interest expense	`InterestExpenseNonoperating`	$1.40B	USD	Annual
Interest expense	`InterestExpenseNonoperating`	$1.39B	USD	Annual
Interest expense	`InterestExpenseNonoperating`	$1.39B	USD	Annual
Interest expense	`InterestExpenseNonoperating`	$1.14B	USD	Annual
Interest expense	`InterestExpenseNonoperating`	$1.14B	USD	Annual
Loss on retirement of long-term obligations	`GainsLossesOnExtinguishmentOfDebt`	$-300.00K	USD	Annual
Loss on retirement of long-term obligations	`GainsLossesOnExtinguishmentOfDebt`	$-300.00K	USD	Annual
Loss on retirement of long-term obligations	`GainsLossesOnExtinguishmentOfDebt`	-	USD	Annual
Loss on retirement of long-term obligations	`GainsLossesOnExtinguishmentOfDebt`	-	USD	Annual
Loss on retirement of long-term obligations	`GainsLossesOnExtinguishmentOfDebt`	$-400.00K	USD	Annual
Loss on retirement of long-term obligations	`GainsLossesOnExtinguishmentOfDebt`	$-400.00K	USD	Annual
Other income (expense) (including foreign currency gains (losses) of $308.3, $(330.6), and $451.4 respectively)	`OtherNonoperatingIncomeExpense`	$-326.30M	USD	Annual
Other income (expense) (including foreign currency gains (losses) of $308.3, $(330.6), and $451.4 respectively)	`OtherNonoperatingIncomeExpense`	$-326.30M	USD	Annual
Other income (expense) (including foreign currency gains (losses) of $308.3, $(330.6), and $451.4 respectively)	`OtherNonoperatingIncomeExpense`	$434.70M	USD	Annual
Other income (expense) (including foreign currency gains (losses) of $308.3, $(330.6), and $451.4 respectively)	`OtherNonoperatingIncomeExpense`	$434.70M	USD	Annual
Other income (expense) (including foreign currency gains (losses) of $308.3, $(330.6), and $451.4 respectively)	`OtherNonoperatingIncomeExpense`	$377.60M	USD	Annual
Other income (expense) (including foreign currency gains (losses) of $308.3, $(330.6), and $451.4 respectively)	`OtherNonoperatingIncomeExpense`	$377.60M	USD	Annual
Total other expense	`NonoperatingIncomeExpense`	$-652.60M	USD	Annual
Total other expense	`NonoperatingIncomeExpense`	$-652.60M	USD	Annual
Total other expense	`NonoperatingIncomeExpense`	$-891.70M	USD	Annual
Total other expense	`NonoperatingIncomeExpense`	$-891.70M	USD	Annual
Total other expense	`NonoperatingIncomeExpense`	$-1.60B	USD	Annual
Total other expense	`NonoperatingIncomeExpense`	$-1.60B	USD	Annual
INCOME FROM CONTINUING OPERATIONS BEFORE INCOME TAXES	`IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest`	$1.53B	USD	Annual
INCOME FROM CONTINUING OPERATIONS BEFORE INCOME TAXES	`IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest`	$1.53B	USD	Annual
INCOME FROM CONTINUING OPERATIONS BEFORE INCOME TAXES	`IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest`	$3.62B	USD	Annual
INCOME FROM CONTINUING OPERATIONS BEFORE INCOME TAXES	`IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest`	$3.62B	USD	Annual
INCOME FROM CONTINUING OPERATIONS BEFORE INCOME TAXES	`IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest`	$2.09B	USD	Annual
INCOME FROM CONTINUING OPERATIONS BEFORE INCOME TAXES	`IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest`	$2.09B	USD	Annual
Income tax provision	`IncomeTaxExpenseBenefit`	$90.80M	USD	Annual
Income tax provision	`IncomeTaxExpenseBenefit`	$90.80M	USD	Annual
Income tax provision	`IncomeTaxExpenseBenefit`	$366.30M	USD	Annual
Income tax provision	`IncomeTaxExpenseBenefit`	$366.30M	USD	Annual
Income tax provision	`IncomeTaxExpenseBenefit`	$112.80M	USD	Annual
Income tax provision	`IncomeTaxExpenseBenefit`	$112.80M	USD	Annual
NET INCOME FROM CONTINUING OPERATIONS	`IncomeLossFromContinuingOperationsIncludingPortionAttributableToNoncontrollingInterest`	$1.44B	USD	Annual
NET INCOME FROM CONTINUING OPERATIONS	`IncomeLossFromContinuingOperationsIncludingPortionAttributableToNoncontrollingInterest`	$1.44B	USD	Annual
NET INCOME FROM CONTINUING OPERATIONS	`IncomeLossFromContinuingOperationsIncludingPortionAttributableToNoncontrollingInterest`	$3.26B	USD	Annual
NET INCOME FROM CONTINUING OPERATIONS	`IncomeLossFromContinuingOperationsIncludingPortionAttributableToNoncontrollingInterest`	$3.26B	USD	Annual
NET INCOME FROM CONTINUING OPERATIONS	`IncomeLossFromContinuingOperationsIncludingPortionAttributableToNoncontrollingInterest`	$1.97B	USD	Annual
NET INCOME FROM CONTINUING OPERATIONS	`IncomeLossFromContinuingOperationsIncludingPortionAttributableToNoncontrollingInterest`	$1.97B	USD	Annual
LOSS FROM DISCONTINUED OPERATIONS, NET OF TAXES	`IncomeLossFromDiscontinuedOperationsNetOfTax`	$-71.40M	USD	Annual
LOSS FROM DISCONTINUED OPERATIONS, NET OF TAXES	`IncomeLossFromDiscontinuedOperationsNetOfTax`	$-71.40M	USD	Annual
LOSS FROM DISCONTINUED OPERATIONS, NET OF TAXES	`IncomeLossFromDiscontinuedOperationsNetOfTax`	$-276.50M	USD	Annual
LOSS FROM DISCONTINUED OPERATIONS, NET OF TAXES	`IncomeLossFromDiscontinuedOperationsNetOfTax`	$-276.50M	USD	Annual
LOSS FROM DISCONTINUED OPERATIONS, NET OF TAXES	`IncomeLossFromDiscontinuedOperationsNetOfTax`	$-978.30M	USD	Annual
LOSS FROM DISCONTINUED OPERATIONS, NET OF TAXES	`IncomeLossFromDiscontinuedOperationsNetOfTax`	$-978.30M	USD	Annual
NET INCOME	`ProfitLoss`	$1.70B	USD	Annual
NET INCOME	`ProfitLoss`	$1.70B	USD	Annual
NET INCOME	`ProfitLoss`	$1.37B	USD	Annual
NET INCOME	`ProfitLoss`	$1.37B	USD	Annual
NET INCOME	`ProfitLoss`	$2.28B	USD	Annual
NET INCOME	`ProfitLoss`	$2.28B	USD	Annual
Net (income) loss attributable to noncontrolling interests	`NetIncomeLossAttributableToNoncontrollingInterest`	$25.20M	USD	Annual
Net (income) loss attributable to noncontrolling interests	`NetIncomeLossAttributableToNoncontrollingInterest`	$25.20M	USD	Annual
Net (income) loss attributable to noncontrolling interests	`NetIncomeLossAttributableToNoncontrollingInterest`	$-69.10M	USD	Annual
Net (income) loss attributable to noncontrolling interests	`NetIncomeLossAttributableToNoncontrollingInterest`	$-69.10M	USD	Annual
Net (income) loss attributable to noncontrolling interests	`NetIncomeLossAttributableToNoncontrollingInterest`	$-116.20M	USD	Annual
Net (income) loss attributable to noncontrolling interests	`NetIncomeLossAttributableToNoncontrollingInterest`	$-116.20M	USD	Annual
NET INCOME ATTRIBUTABLE TO AMERICAN TOWER CORPORATION COMMON STOCKHOLDERS, Basic	`NetIncomeLossAvailableToCommonStockholdersBasic`	$900.30M	USD	1 Quarter
NET INCOME ATTRIBUTABLE TO AMERICAN TOWER CORPORATION COMMON STOCKHOLDERS, Basic	`NetIncomeLossAvailableToCommonStockholdersBasic`	$900.30M	USD	1 Quarter
NET INCOME ATTRIBUTABLE TO AMERICAN TOWER CORPORATION COMMON STOCKHOLDERS, Basic	`NetIncomeLossAvailableToCommonStockholdersBasic`	$1.23B	USD	1 Quarter
NET INCOME ATTRIBUTABLE TO AMERICAN TOWER CORPORATION COMMON STOCKHOLDERS, Basic	`NetIncomeLossAvailableToCommonStockholdersBasic`	$1.23B	USD	1 Quarter
NET INCOME ATTRIBUTABLE TO AMERICAN TOWER CORPORATION COMMON STOCKHOLDERS, Basic	`NetIncomeLossAvailableToCommonStockholdersBasic`	$475.70M	USD	1 Quarter
NET INCOME ATTRIBUTABLE TO AMERICAN TOWER CORPORATION COMMON STOCKHOLDERS, Basic	`NetIncomeLossAvailableToCommonStockholdersBasic`	$475.70M	USD	1 Quarter
NET INCOME ATTRIBUTABLE TO AMERICAN TOWER CORPORATION COMMON STOCKHOLDERS, Basic	`NetIncomeLossAvailableToCommonStockholdersBasic`	$586.90M	USD	1 Quarter
NET INCOME ATTRIBUTABLE TO AMERICAN TOWER CORPORATION COMMON STOCKHOLDERS, Basic	`NetIncomeLossAvailableToCommonStockholdersBasic`	$586.90M	USD	1 Quarter
NET INCOME ATTRIBUTABLE TO AMERICAN TOWER CORPORATION COMMON STOCKHOLDERS, Basic	`NetIncomeLossAvailableToCommonStockholdersBasic`	$-792.30M	USD	1 Quarter
NET INCOME ATTRIBUTABLE TO AMERICAN TOWER CORPORATION COMMON STOCKHOLDERS, Basic	`NetIncomeLossAvailableToCommonStockholdersBasic`	$-792.30M	USD	1 Quarter
NET INCOME ATTRIBUTABLE TO AMERICAN TOWER CORPORATION COMMON STOCKHOLDERS, Basic	`NetIncomeLossAvailableToCommonStockholdersBasic`	$1.48B	USD	Annual
NET INCOME ATTRIBUTABLE TO AMERICAN TOWER CORPORATION COMMON STOCKHOLDERS, Basic	`NetIncomeLossAvailableToCommonStockholdersBasic`	$1.48B	USD	Annual
NET INCOME ATTRIBUTABLE TO AMERICAN TOWER CORPORATION COMMON STOCKHOLDERS, Basic	`NetIncomeLossAvailableToCommonStockholdersBasic`	$2.25B	USD	Annual
NET INCOME ATTRIBUTABLE TO AMERICAN TOWER CORPORATION COMMON STOCKHOLDERS, Basic	`NetIncomeLossAvailableToCommonStockholdersBasic`	$2.25B	USD	Annual
NET INCOME ATTRIBUTABLE TO AMERICAN TOWER CORPORATION COMMON STOCKHOLDERS, Basic	`NetIncomeLossAvailableToCommonStockholdersBasic`	$1.77B	USD	Annual
NET INCOME ATTRIBUTABLE TO AMERICAN TOWER CORPORATION COMMON STOCKHOLDERS, Basic	`NetIncomeLossAvailableToCommonStockholdersBasic`	$1.77B	USD	Annual
NET INCOME ATTRIBUTABLE TO AMERICAN TOWER CORPORATION COMMON STOCKHOLDERS, Basic	`NetIncomeLossAvailableToCommonStockholdersBasic`	$917.40M	USD	1 Quarter
NET INCOME ATTRIBUTABLE TO AMERICAN TOWER CORPORATION COMMON STOCKHOLDERS, Basic	`NetIncomeLossAvailableToCommonStockholdersBasic`	$917.40M	USD	1 Quarter
NET INCOME ATTRIBUTABLE TO AMERICAN TOWER CORPORATION COMMON STOCKHOLDERS, Basic	`NetIncomeLossAvailableToCommonStockholdersBasic`	$84.90M	USD	1 Quarter
NET INCOME ATTRIBUTABLE TO AMERICAN TOWER CORPORATION COMMON STOCKHOLDERS, Basic	`NetIncomeLossAvailableToCommonStockholdersBasic`	$84.90M	USD	1 Quarter
NET INCOME ATTRIBUTABLE TO AMERICAN TOWER CORPORATION COMMON STOCKHOLDERS, Basic	`NetIncomeLossAvailableToCommonStockholdersBasic`	$335.80M	USD	1 Quarter
NET INCOME ATTRIBUTABLE TO AMERICAN TOWER CORPORATION COMMON STOCKHOLDERS, Basic	`NetIncomeLossAvailableToCommonStockholdersBasic`	$335.80M	USD	1 Quarter
NET INCOME ATTRIBUTABLE TO AMERICAN TOWER CORPORATION COMMON STOCKHOLDERS, Diluted	`NetIncomeLossAvailableToCommonStockholdersDiluted`	$1.23B	USD	1 Quarter
NET INCOME ATTRIBUTABLE TO AMERICAN TOWER CORPORATION COMMON STOCKHOLDERS, Diluted	`NetIncomeLossAvailableToCommonStockholdersDiluted`	$1.23B	USD	1 Quarter
NET INCOME ATTRIBUTABLE TO AMERICAN TOWER CORPORATION COMMON STOCKHOLDERS, Diluted	`NetIncomeLossAvailableToCommonStockholdersDiluted`	$917.40M	USD	1 Quarter
NET INCOME ATTRIBUTABLE TO AMERICAN TOWER CORPORATION COMMON STOCKHOLDERS, Diluted	`NetIncomeLossAvailableToCommonStockholdersDiluted`	$917.40M	USD	1 Quarter
NET INCOME ATTRIBUTABLE TO AMERICAN TOWER CORPORATION COMMON STOCKHOLDERS, Diluted	`NetIncomeLossAvailableToCommonStockholdersDiluted`	$-792.30M	USD	1 Quarter
NET INCOME ATTRIBUTABLE TO AMERICAN TOWER CORPORATION COMMON STOCKHOLDERS, Diluted	`NetIncomeLossAvailableToCommonStockholdersDiluted`	$-792.30M	USD	1 Quarter
NET INCOME ATTRIBUTABLE TO AMERICAN TOWER CORPORATION COMMON STOCKHOLDERS, Diluted	`NetIncomeLossAvailableToCommonStockholdersDiluted`	$335.80M	USD	1 Quarter
NET INCOME ATTRIBUTABLE TO AMERICAN TOWER CORPORATION COMMON STOCKHOLDERS, Diluted	`NetIncomeLossAvailableToCommonStockholdersDiluted`	$335.80M	USD	1 Quarter
NET INCOME ATTRIBUTABLE TO AMERICAN TOWER CORPORATION COMMON STOCKHOLDERS, Diluted	`NetIncomeLossAvailableToCommonStockholdersDiluted`	$900.30M	USD	1 Quarter
NET INCOME ATTRIBUTABLE TO AMERICAN TOWER CORPORATION COMMON STOCKHOLDERS, Diluted	`NetIncomeLossAvailableToCommonStockholdersDiluted`	$900.30M	USD	1 Quarter
NET INCOME ATTRIBUTABLE TO AMERICAN TOWER CORPORATION COMMON STOCKHOLDERS, Diluted	`NetIncomeLossAvailableToCommonStockholdersDiluted`	$1.48B	USD	Annual
NET INCOME ATTRIBUTABLE TO AMERICAN TOWER CORPORATION COMMON STOCKHOLDERS, Diluted	`NetIncomeLossAvailableToCommonStockholdersDiluted`	$1.48B	USD	Annual
NET INCOME ATTRIBUTABLE TO AMERICAN TOWER CORPORATION COMMON STOCKHOLDERS, Diluted	`NetIncomeLossAvailableToCommonStockholdersDiluted`	$1.77B	USD	Annual
NET INCOME ATTRIBUTABLE TO AMERICAN TOWER CORPORATION COMMON STOCKHOLDERS, Diluted	`NetIncomeLossAvailableToCommonStockholdersDiluted`	$1.77B	USD	Annual
NET INCOME ATTRIBUTABLE TO AMERICAN TOWER CORPORATION COMMON STOCKHOLDERS, Diluted	`NetIncomeLossAvailableToCommonStockholdersDiluted`	$2.25B	USD	Annual
NET INCOME ATTRIBUTABLE TO AMERICAN TOWER CORPORATION COMMON STOCKHOLDERS, Diluted	`NetIncomeLossAvailableToCommonStockholdersDiluted`	$2.25B	USD	Annual
NET INCOME ATTRIBUTABLE TO AMERICAN TOWER CORPORATION COMMON STOCKHOLDERS, Diluted	`NetIncomeLossAvailableToCommonStockholdersDiluted`	$586.90M	USD	1 Quarter
NET INCOME ATTRIBUTABLE TO AMERICAN TOWER CORPORATION COMMON STOCKHOLDERS, Diluted	`NetIncomeLossAvailableToCommonStockholdersDiluted`	$586.90M	USD	1 Quarter
NET INCOME ATTRIBUTABLE TO AMERICAN TOWER CORPORATION COMMON STOCKHOLDERS, Diluted	`NetIncomeLossAvailableToCommonStockholdersDiluted`	$84.90M	USD	1 Quarter
NET INCOME ATTRIBUTABLE TO AMERICAN TOWER CORPORATION COMMON STOCKHOLDERS, Diluted	`NetIncomeLossAvailableToCommonStockholdersDiluted`	$84.90M	USD	1 Quarter
NET INCOME ATTRIBUTABLE TO AMERICAN TOWER CORPORATION COMMON STOCKHOLDERS, Diluted	`NetIncomeLossAvailableToCommonStockholdersDiluted`	$475.70M	USD	1 Quarter
NET INCOME ATTRIBUTABLE TO AMERICAN TOWER CORPORATION COMMON STOCKHOLDERS, Diluted	`NetIncomeLossAvailableToCommonStockholdersDiluted`	$475.70M	USD	1 Quarter
NET INCOME FROM CONTINUING OPERATIONS ATTRIBUTABLE TO AMERICAN TOWER CORPORATION COMMON STOCKHOLDERS, BASIC	`NetIncomeLossFromContinuingOperationsAvailableToCommonShareholdersBasic`	$416.20M	USD	1 Quarter
NET INCOME FROM CONTINUING OPERATIONS ATTRIBUTABLE TO AMERICAN TOWER CORPORATION COMMON STOCKHOLDERS, BASIC	`NetIncomeLossFromContinuingOperationsAvailableToCommonShareholdersBasic`	$416.20M	USD	1 Quarter
NET INCOME FROM CONTINUING OPERATIONS ATTRIBUTABLE TO AMERICAN TOWER CORPORATION COMMON STOCKHOLDERS, BASIC	`NetIncomeLossFromContinuingOperationsAvailableToCommonShareholdersBasic`	$324.60M	USD	1 Quarter
NET INCOME FROM CONTINUING OPERATIONS ATTRIBUTABLE TO AMERICAN TOWER CORPORATION COMMON STOCKHOLDERS, BASIC	`NetIncomeLossFromContinuingOperationsAvailableToCommonShareholdersBasic`	$324.60M	USD	1 Quarter
NET INCOME FROM CONTINUING OPERATIONS ATTRIBUTABLE TO AMERICAN TOWER CORPORATION COMMON STOCKHOLDERS, BASIC	`NetIncomeLossFromContinuingOperationsAvailableToCommonShareholdersBasic`	$761.80M	USD	1 Quarter
NET INCOME FROM CONTINUING OPERATIONS ATTRIBUTABLE TO AMERICAN TOWER CORPORATION COMMON STOCKHOLDERS, BASIC	`NetIncomeLossFromContinuingOperationsAvailableToCommonShareholdersBasic`	$761.80M	USD	1 Quarter
NET INCOME FROM CONTINUING OPERATIONS ATTRIBUTABLE TO AMERICAN TOWER CORPORATION COMMON STOCKHOLDERS, BASIC	`NetIncomeLossFromContinuingOperationsAvailableToCommonShareholdersBasic`	$435.30M	USD	1 Quarter
NET INCOME FROM CONTINUING OPERATIONS ATTRIBUTABLE TO AMERICAN TOWER CORPORATION COMMON STOCKHOLDERS, BASIC	`NetIncomeLossFromContinuingOperationsAvailableToCommonShareholdersBasic`	$435.30M	USD	1 Quarter
NET INCOME FROM CONTINUING OPERATIONS ATTRIBUTABLE TO AMERICAN TOWER CORPORATION COMMON STOCKHOLDERS, BASIC	`NetIncomeLossFromContinuingOperationsAvailableToCommonShareholdersBasic`	$3.23B	USD	Annual
NET INCOME FROM CONTINUING OPERATIONS ATTRIBUTABLE TO AMERICAN TOWER CORPORATION COMMON STOCKHOLDERS, BASIC	`NetIncomeLossFromContinuingOperationsAvailableToCommonShareholdersBasic`	$3.23B	USD	Annual
NET INCOME FROM CONTINUING OPERATIONS ATTRIBUTABLE TO AMERICAN TOWER CORPORATION COMMON STOCKHOLDERS, BASIC	`NetIncomeLossFromContinuingOperationsAvailableToCommonShareholdersBasic`	$825.70M	USD	1 Quarter
NET INCOME FROM CONTINUING OPERATIONS ATTRIBUTABLE TO AMERICAN TOWER CORPORATION COMMON STOCKHOLDERS, BASIC	`NetIncomeLossFromContinuingOperationsAvailableToCommonShareholdersBasic`	$825.70M	USD	1 Quarter
NET INCOME FROM CONTINUING OPERATIONS ATTRIBUTABLE TO AMERICAN TOWER CORPORATION COMMON STOCKHOLDERS, BASIC	`NetIncomeLossFromContinuingOperationsAvailableToCommonShareholdersBasic`	$1.55B	USD	Annual
NET INCOME FROM CONTINUING OPERATIONS ATTRIBUTABLE TO AMERICAN TOWER CORPORATION COMMON STOCKHOLDERS, BASIC	`NetIncomeLossFromContinuingOperationsAvailableToCommonShareholdersBasic`	$1.55B	USD	Annual
NET INCOME FROM CONTINUING OPERATIONS ATTRIBUTABLE TO AMERICAN TOWER CORPORATION COMMON STOCKHOLDERS, BASIC	`NetIncomeLossFromContinuingOperationsAvailableToCommonShareholdersBasic`	$1.23B	USD	1 Quarter
NET INCOME FROM CONTINUING OPERATIONS ATTRIBUTABLE TO AMERICAN TOWER CORPORATION COMMON STOCKHOLDERS, BASIC	`NetIncomeLossFromContinuingOperationsAvailableToCommonShareholdersBasic`	$1.23B	USD	1 Quarter
NET INCOME FROM CONTINUING OPERATIONS ATTRIBUTABLE TO AMERICAN TOWER CORPORATION COMMON STOCKHOLDERS, BASIC	`NetIncomeLossFromContinuingOperationsAvailableToCommonShareholdersBasic`	$2.04B	USD	Annual
NET INCOME FROM CONTINUING OPERATIONS ATTRIBUTABLE TO AMERICAN TOWER CORPORATION COMMON STOCKHOLDERS, BASIC	`NetIncomeLossFromContinuingOperationsAvailableToCommonShareholdersBasic`	$2.04B	USD	Annual
NET INCOME FROM CONTINUING OPERATIONS ATTRIBUTABLE TO AMERICAN TOWER CORPORATION COMMON STOCKHOLDERS, BASIC	`NetIncomeLossFromContinuingOperationsAvailableToCommonShareholdersBasic`	$10.40M	USD	1 Quarter
NET INCOME FROM CONTINUING OPERATIONS ATTRIBUTABLE TO AMERICAN TOWER CORPORATION COMMON STOCKHOLDERS, BASIC	`NetIncomeLossFromContinuingOperationsAvailableToCommonShareholdersBasic`	$10.40M	USD	1 Quarter
NET INCOME FROM CONTINUING OPERATIONS ATTRIBUTABLE TO AMERICAN TOWER CORPORATION COMMON STOCKHOLDERS, BASIC	`NetIncomeLossFromContinuingOperationsAvailableToCommonShareholdersBasic`	$784.40M	USD	1 Quarter
NET INCOME FROM CONTINUING OPERATIONS ATTRIBUTABLE TO AMERICAN TOWER CORPORATION COMMON STOCKHOLDERS, BASIC	`NetIncomeLossFromContinuingOperationsAvailableToCommonShareholdersBasic`	$784.40M	USD	1 Quarter
NET INCOME FROM CONTINUING OPERATIONS ATTRIBUTABLE TO AMERICAN TOWER CORPORATION COMMON STOCKHOLDERS, DILUTED	`NetIncomeLossFromContinuingOperationsAvailableToCommonShareholdersDiluted`	$435.30M	USD	1 Quarter
NET INCOME FROM CONTINUING OPERATIONS ATTRIBUTABLE TO AMERICAN TOWER CORPORATION COMMON STOCKHOLDERS, DILUTED	`NetIncomeLossFromContinuingOperationsAvailableToCommonShareholdersDiluted`	$435.30M	USD	1 Quarter
NET INCOME FROM CONTINUING OPERATIONS ATTRIBUTABLE TO AMERICAN TOWER CORPORATION COMMON STOCKHOLDERS, DILUTED	`NetIncomeLossFromContinuingOperationsAvailableToCommonShareholdersDiluted`	$324.60M	USD	1 Quarter
NET INCOME FROM CONTINUING OPERATIONS ATTRIBUTABLE TO AMERICAN TOWER CORPORATION COMMON STOCKHOLDERS, DILUTED	`NetIncomeLossFromContinuingOperationsAvailableToCommonShareholdersDiluted`	$324.60M	USD	1 Quarter
NET INCOME FROM CONTINUING OPERATIONS ATTRIBUTABLE TO AMERICAN TOWER CORPORATION COMMON STOCKHOLDERS, DILUTED	`NetIncomeLossFromContinuingOperationsAvailableToCommonShareholdersDiluted`	$1.55B	USD	Annual
NET INCOME FROM CONTINUING OPERATIONS ATTRIBUTABLE TO AMERICAN TOWER CORPORATION COMMON STOCKHOLDERS, DILUTED	`NetIncomeLossFromContinuingOperationsAvailableToCommonShareholdersDiluted`	$1.55B	USD	Annual
NET INCOME FROM CONTINUING OPERATIONS ATTRIBUTABLE TO AMERICAN TOWER CORPORATION COMMON STOCKHOLDERS, DILUTED	`NetIncomeLossFromContinuingOperationsAvailableToCommonShareholdersDiluted`	$1.23B	USD	1 Quarter
NET INCOME FROM CONTINUING OPERATIONS ATTRIBUTABLE TO AMERICAN TOWER CORPORATION COMMON STOCKHOLDERS, DILUTED	`NetIncomeLossFromContinuingOperationsAvailableToCommonShareholdersDiluted`	$1.23B	USD	1 Quarter
NET INCOME FROM CONTINUING OPERATIONS ATTRIBUTABLE TO AMERICAN TOWER CORPORATION COMMON STOCKHOLDERS, DILUTED	`NetIncomeLossFromContinuingOperationsAvailableToCommonShareholdersDiluted`	$3.23B	USD	Annual
NET INCOME FROM CONTINUING OPERATIONS ATTRIBUTABLE TO AMERICAN TOWER CORPORATION COMMON STOCKHOLDERS, DILUTED	`NetIncomeLossFromContinuingOperationsAvailableToCommonShareholdersDiluted`	$3.23B	USD	Annual
NET INCOME FROM CONTINUING OPERATIONS ATTRIBUTABLE TO AMERICAN TOWER CORPORATION COMMON STOCKHOLDERS, DILUTED	`NetIncomeLossFromContinuingOperationsAvailableToCommonShareholdersDiluted`	$825.70M	USD	1 Quarter
NET INCOME FROM CONTINUING OPERATIONS ATTRIBUTABLE TO AMERICAN TOWER CORPORATION COMMON STOCKHOLDERS, DILUTED	`NetIncomeLossFromContinuingOperationsAvailableToCommonShareholdersDiluted`	$825.70M	USD	1 Quarter
NET INCOME FROM CONTINUING OPERATIONS ATTRIBUTABLE TO AMERICAN TOWER CORPORATION COMMON STOCKHOLDERS, DILUTED	`NetIncomeLossFromContinuingOperationsAvailableToCommonShareholdersDiluted`	$761.80M	USD	1 Quarter
NET INCOME FROM CONTINUING OPERATIONS ATTRIBUTABLE TO AMERICAN TOWER CORPORATION COMMON STOCKHOLDERS, DILUTED	`NetIncomeLossFromContinuingOperationsAvailableToCommonShareholdersDiluted`	$761.80M	USD	1 Quarter
NET INCOME FROM CONTINUING OPERATIONS ATTRIBUTABLE TO AMERICAN TOWER CORPORATION COMMON STOCKHOLDERS, DILUTED	`NetIncomeLossFromContinuingOperationsAvailableToCommonShareholdersDiluted`	$10.40M	USD	1 Quarter
NET INCOME FROM CONTINUING OPERATIONS ATTRIBUTABLE TO AMERICAN TOWER CORPORATION COMMON STOCKHOLDERS, DILUTED	`NetIncomeLossFromContinuingOperationsAvailableToCommonShareholdersDiluted`	$10.40M	USD	1 Quarter
NET INCOME FROM CONTINUING OPERATIONS ATTRIBUTABLE TO AMERICAN TOWER CORPORATION COMMON STOCKHOLDERS, DILUTED	`NetIncomeLossFromContinuingOperationsAvailableToCommonShareholdersDiluted`	$2.04B	USD	Annual
NET INCOME FROM CONTINUING OPERATIONS ATTRIBUTABLE TO AMERICAN TOWER CORPORATION COMMON STOCKHOLDERS, DILUTED	`NetIncomeLossFromContinuingOperationsAvailableToCommonShareholdersDiluted`	$2.04B	USD	Annual
NET INCOME FROM CONTINUING OPERATIONS ATTRIBUTABLE TO AMERICAN TOWER CORPORATION COMMON STOCKHOLDERS, DILUTED	`NetIncomeLossFromContinuingOperationsAvailableToCommonShareholdersDiluted`	$416.20M	USD	1 Quarter
NET INCOME FROM CONTINUING OPERATIONS ATTRIBUTABLE TO AMERICAN TOWER CORPORATION COMMON STOCKHOLDERS, DILUTED	`NetIncomeLossFromContinuingOperationsAvailableToCommonShareholdersDiluted`	$416.20M	USD	1 Quarter
NET INCOME FROM CONTINUING OPERATIONS ATTRIBUTABLE TO AMERICAN TOWER CORPORATION COMMON STOCKHOLDERS, DILUTED	`NetIncomeLossFromContinuingOperationsAvailableToCommonShareholdersDiluted`	$784.40M	USD	1 Quarter
NET INCOME FROM CONTINUING OPERATIONS ATTRIBUTABLE TO AMERICAN TOWER CORPORATION COMMON STOCKHOLDERS, DILUTED	`NetIncomeLossFromContinuingOperationsAvailableToCommonShareholdersDiluted`	$784.40M	USD	1 Quarter
NET LOSS FROM DISCONTINUED OPERATIONS ATTRIBUTABLE TO AMERICAN TOWER CORPORATION COMMON STOCKHOLDERS, BASIC	`NetIncomeLossFromDiscontinuedOperationsAvailableToCommonShareholdersBasic`	$-71.40M	USD	Annual
NET LOSS FROM DISCONTINUED OPERATIONS ATTRIBUTABLE TO AMERICAN TOWER CORPORATION COMMON STOCKHOLDERS, BASIC	`NetIncomeLossFromDiscontinuedOperationsAvailableToCommonShareholdersBasic`	$-71.40M	USD	Annual
NET LOSS FROM DISCONTINUED OPERATIONS ATTRIBUTABLE TO AMERICAN TOWER CORPORATION COMMON STOCKHOLDERS, BASIC	`NetIncomeLossFromDiscontinuedOperationsAvailableToCommonShareholdersBasic`	$-978.30M	USD	Annual
NET LOSS FROM DISCONTINUED OPERATIONS ATTRIBUTABLE TO AMERICAN TOWER CORPORATION COMMON STOCKHOLDERS, BASIC	`NetIncomeLossFromDiscontinuedOperationsAvailableToCommonShareholdersBasic`	$-978.30M	USD	Annual
NET LOSS FROM DISCONTINUED OPERATIONS ATTRIBUTABLE TO AMERICAN TOWER CORPORATION COMMON STOCKHOLDERS, BASIC	`NetIncomeLossFromDiscontinuedOperationsAvailableToCommonShareholdersBasic`	-	USD	1 Quarter
NET LOSS FROM DISCONTINUED OPERATIONS ATTRIBUTABLE TO AMERICAN TOWER CORPORATION COMMON STOCKHOLDERS, BASIC	`NetIncomeLossFromDiscontinuedOperationsAvailableToCommonShareholdersBasic`	-	USD	1 Quarter
NET LOSS FROM DISCONTINUED OPERATIONS ATTRIBUTABLE TO AMERICAN TOWER CORPORATION COMMON STOCKHOLDERS, BASIC	`NetIncomeLossFromDiscontinuedOperationsAvailableToCommonShareholdersBasic`	$-1.21B	USD	1 Quarter
NET LOSS FROM DISCONTINUED OPERATIONS ATTRIBUTABLE TO AMERICAN TOWER CORPORATION COMMON STOCKHOLDERS, BASIC	`NetIncomeLossFromDiscontinuedOperationsAvailableToCommonShareholdersBasic`	$-1.21B	USD	1 Quarter
NET LOSS FROM DISCONTINUED OPERATIONS ATTRIBUTABLE TO AMERICAN TOWER CORPORATION COMMON STOCKHOLDERS, BASIC	`NetIncomeLossFromDiscontinuedOperationsAvailableToCommonShareholdersBasic`	$74.50M	USD	1 Quarter
NET LOSS FROM DISCONTINUED OPERATIONS ATTRIBUTABLE TO AMERICAN TOWER CORPORATION COMMON STOCKHOLDERS, BASIC	`NetIncomeLossFromDiscontinuedOperationsAvailableToCommonShareholdersBasic`	$74.50M	USD	1 Quarter
NET LOSS FROM DISCONTINUED OPERATIONS ATTRIBUTABLE TO AMERICAN TOWER CORPORATION COMMON STOCKHOLDERS, BASIC	`NetIncomeLossFromDiscontinuedOperationsAvailableToCommonShareholdersBasic`	$11.20M	USD	1 Quarter
NET LOSS FROM DISCONTINUED OPERATIONS ATTRIBUTABLE TO AMERICAN TOWER CORPORATION COMMON STOCKHOLDERS, BASIC	`NetIncomeLossFromDiscontinuedOperationsAvailableToCommonShareholdersBasic`	$11.20M	USD	1 Quarter
NET LOSS FROM DISCONTINUED OPERATIONS ATTRIBUTABLE TO AMERICAN TOWER CORPORATION COMMON STOCKHOLDERS, BASIC	`NetIncomeLossFromDiscontinuedOperationsAvailableToCommonShareholdersBasic`	$-197.50M	USD	1 Quarter
NET LOSS FROM DISCONTINUED OPERATIONS ATTRIBUTABLE TO AMERICAN TOWER CORPORATION COMMON STOCKHOLDERS, BASIC	`NetIncomeLossFromDiscontinuedOperationsAvailableToCommonShareholdersBasic`	$-197.50M	USD	1 Quarter
NET LOSS FROM DISCONTINUED OPERATIONS ATTRIBUTABLE TO AMERICAN TOWER CORPORATION COMMON STOCKHOLDERS, BASIC	`NetIncomeLossFromDiscontinuedOperationsAvailableToCommonShareholdersBasic`	$-276.50M	USD	Annual
NET LOSS FROM DISCONTINUED OPERATIONS ATTRIBUTABLE TO AMERICAN TOWER CORPORATION COMMON STOCKHOLDERS, BASIC	`NetIncomeLossFromDiscontinuedOperationsAvailableToCommonShareholdersBasic`	$-276.50M	USD	Annual
NET LOSS FROM DISCONTINUED OPERATIONS ATTRIBUTABLE TO AMERICAN TOWER CORPORATION COMMON STOCKHOLDERS, BASIC	`NetIncomeLossFromDiscontinuedOperationsAvailableToCommonShareholdersBasic`	$40.40M	USD	1 Quarter
NET LOSS FROM DISCONTINUED OPERATIONS ATTRIBUTABLE TO AMERICAN TOWER CORPORATION COMMON STOCKHOLDERS, BASIC	`NetIncomeLossFromDiscontinuedOperationsAvailableToCommonShareholdersBasic`	$40.40M	USD	1 Quarter
NET LOSS FROM DISCONTINUED OPERATIONS ATTRIBUTABLE TO AMERICAN TOWER CORPORATION COMMON STOCKHOLDERS, BASIC	`NetIncomeLossFromDiscontinuedOperationsAvailableToCommonShareholdersBasic`	$138.50M	USD	1 Quarter
NET LOSS FROM DISCONTINUED OPERATIONS ATTRIBUTABLE TO AMERICAN TOWER CORPORATION COMMON STOCKHOLDERS, BASIC	`NetIncomeLossFromDiscontinuedOperationsAvailableToCommonShareholdersBasic`	$138.50M	USD	1 Quarter
NET LOSS FROM DISCONTINUED OPERATIONS ATTRIBUTABLE TO AMERICAN TOWER CORPORATION COMMON STOCKHOLDERS, BASIC	`NetIncomeLossFromDiscontinuedOperationsAvailableToCommonShareholdersBasic`	$91.70M	USD	1 Quarter
NET LOSS FROM DISCONTINUED OPERATIONS ATTRIBUTABLE TO AMERICAN TOWER CORPORATION COMMON STOCKHOLDERS, BASIC	`NetIncomeLossFromDiscontinuedOperationsAvailableToCommonShareholdersBasic`	$91.70M	USD	1 Quarter
NET LOSS FROM DISCONTINUED OPERATIONS ATTRIBUTABLE TO AMERICAN TOWER CORPORATION COMMON STOCKHOLDERS, DILUTED	`NetIncomeLossFromDiscontinuedOperationsAvailableToCommonShareholdersDiluted`	$-1.21B	USD	1 Quarter
NET LOSS FROM DISCONTINUED OPERATIONS ATTRIBUTABLE TO AMERICAN TOWER CORPORATION COMMON STOCKHOLDERS, DILUTED	`NetIncomeLossFromDiscontinuedOperationsAvailableToCommonShareholdersDiluted`	$-1.21B	USD	1 Quarter
NET LOSS FROM DISCONTINUED OPERATIONS ATTRIBUTABLE TO AMERICAN TOWER CORPORATION COMMON STOCKHOLDERS, DILUTED	`NetIncomeLossFromDiscontinuedOperationsAvailableToCommonShareholdersDiluted`	-	USD	1 Quarter
NET LOSS FROM DISCONTINUED OPERATIONS ATTRIBUTABLE TO AMERICAN TOWER CORPORATION COMMON STOCKHOLDERS, DILUTED	`NetIncomeLossFromDiscontinuedOperationsAvailableToCommonShareholdersDiluted`	-	USD	1 Quarter
NET LOSS FROM DISCONTINUED OPERATIONS ATTRIBUTABLE TO AMERICAN TOWER CORPORATION COMMON STOCKHOLDERS, DILUTED	`NetIncomeLossFromDiscontinuedOperationsAvailableToCommonShareholdersDiluted`	$138.50M	USD	1 Quarter
NET LOSS FROM DISCONTINUED OPERATIONS ATTRIBUTABLE TO AMERICAN TOWER CORPORATION COMMON STOCKHOLDERS, DILUTED	`NetIncomeLossFromDiscontinuedOperationsAvailableToCommonShareholdersDiluted`	$138.50M	USD	1 Quarter
NET LOSS FROM DISCONTINUED OPERATIONS ATTRIBUTABLE TO AMERICAN TOWER CORPORATION COMMON STOCKHOLDERS, DILUTED	`NetIncomeLossFromDiscontinuedOperationsAvailableToCommonShareholdersDiluted`	$74.50M	USD	1 Quarter
NET LOSS FROM DISCONTINUED OPERATIONS ATTRIBUTABLE TO AMERICAN TOWER CORPORATION COMMON STOCKHOLDERS, DILUTED	`NetIncomeLossFromDiscontinuedOperationsAvailableToCommonShareholdersDiluted`	$74.50M	USD	1 Quarter
NET LOSS FROM DISCONTINUED OPERATIONS ATTRIBUTABLE TO AMERICAN TOWER CORPORATION COMMON STOCKHOLDERS, DILUTED	`NetIncomeLossFromDiscontinuedOperationsAvailableToCommonShareholdersDiluted`	$40.40M	USD	1 Quarter
NET LOSS FROM DISCONTINUED OPERATIONS ATTRIBUTABLE TO AMERICAN TOWER CORPORATION COMMON STOCKHOLDERS, DILUTED	`NetIncomeLossFromDiscontinuedOperationsAvailableToCommonShareholdersDiluted`	$40.40M	USD	1 Quarter
NET LOSS FROM DISCONTINUED OPERATIONS ATTRIBUTABLE TO AMERICAN TOWER CORPORATION COMMON STOCKHOLDERS, DILUTED	`NetIncomeLossFromDiscontinuedOperationsAvailableToCommonShareholdersDiluted`	$-978.30M	USD	Annual
NET LOSS FROM DISCONTINUED OPERATIONS ATTRIBUTABLE TO AMERICAN TOWER CORPORATION COMMON STOCKHOLDERS, DILUTED	`NetIncomeLossFromDiscontinuedOperationsAvailableToCommonShareholdersDiluted`	$-978.30M	USD	Annual
NET LOSS FROM DISCONTINUED OPERATIONS ATTRIBUTABLE TO AMERICAN TOWER CORPORATION COMMON STOCKHOLDERS, DILUTED	`NetIncomeLossFromDiscontinuedOperationsAvailableToCommonShareholdersDiluted`	$-197.50M	USD	1 Quarter
NET LOSS FROM DISCONTINUED OPERATIONS ATTRIBUTABLE TO AMERICAN TOWER CORPORATION COMMON STOCKHOLDERS, DILUTED	`NetIncomeLossFromDiscontinuedOperationsAvailableToCommonShareholdersDiluted`	$-197.50M	USD	1 Quarter
NET LOSS FROM DISCONTINUED OPERATIONS ATTRIBUTABLE TO AMERICAN TOWER CORPORATION COMMON STOCKHOLDERS, DILUTED	`NetIncomeLossFromDiscontinuedOperationsAvailableToCommonShareholdersDiluted`	$-71.40M	USD	Annual
NET LOSS FROM DISCONTINUED OPERATIONS ATTRIBUTABLE TO AMERICAN TOWER CORPORATION COMMON STOCKHOLDERS, DILUTED	`NetIncomeLossFromDiscontinuedOperationsAvailableToCommonShareholdersDiluted`	$-71.40M	USD	Annual
NET LOSS FROM DISCONTINUED OPERATIONS ATTRIBUTABLE TO AMERICAN TOWER CORPORATION COMMON STOCKHOLDERS, DILUTED	`NetIncomeLossFromDiscontinuedOperationsAvailableToCommonShareholdersDiluted`	$-276.50M	USD	Annual
NET LOSS FROM DISCONTINUED OPERATIONS ATTRIBUTABLE TO AMERICAN TOWER CORPORATION COMMON STOCKHOLDERS, DILUTED	`NetIncomeLossFromDiscontinuedOperationsAvailableToCommonShareholdersDiluted`	$-276.50M	USD	Annual
NET LOSS FROM DISCONTINUED OPERATIONS ATTRIBUTABLE TO AMERICAN TOWER CORPORATION COMMON STOCKHOLDERS, DILUTED	`NetIncomeLossFromDiscontinuedOperationsAvailableToCommonShareholdersDiluted`	$11.20M	USD	1 Quarter
NET LOSS FROM DISCONTINUED OPERATIONS ATTRIBUTABLE TO AMERICAN TOWER CORPORATION COMMON STOCKHOLDERS, DILUTED	`NetIncomeLossFromDiscontinuedOperationsAvailableToCommonShareholdersDiluted`	$11.20M	USD	1 Quarter
NET LOSS FROM DISCONTINUED OPERATIONS ATTRIBUTABLE TO AMERICAN TOWER CORPORATION COMMON STOCKHOLDERS, DILUTED	`NetIncomeLossFromDiscontinuedOperationsAvailableToCommonShareholdersDiluted`	$91.70M	USD	1 Quarter
NET LOSS FROM DISCONTINUED OPERATIONS ATTRIBUTABLE TO AMERICAN TOWER CORPORATION COMMON STOCKHOLDERS, DILUTED	`NetIncomeLossFromDiscontinuedOperationsAvailableToCommonShareholdersDiluted`	$91.70M	USD	1 Quarter
Basic net income from continuing operations attributable to American Tower Corporation common stockholders (in dollars per share)	`IncomeLossFromContinuingOperationsPerBasicShare`	$1.77	USD	1 Quarter
Basic net income from continuing operations attributable to American Tower Corporation common stockholders (in dollars per share)	`IncomeLossFromContinuingOperationsPerBasicShare`	$1.77	USD	1 Quarter
Basic net income from continuing operations attributable to American Tower Corporation common stockholders (in dollars per share)	`IncomeLossFromContinuingOperationsPerBasicShare`	$2.63	USD	1 Quarter
Basic net income from continuing operations attributable to American Tower Corporation common stockholders (in dollars per share)	`IncomeLossFromContinuingOperationsPerBasicShare`	$2.63	USD	1 Quarter
Basic net income from continuing operations attributable to American Tower Corporation common stockholders (in dollars per share)	`IncomeLossFromContinuingOperationsPerBasicShare`	$0.93	USD	1 Quarter
Basic net income from continuing operations attributable to American Tower Corporation common stockholders (in dollars per share)	`IncomeLossFromContinuingOperationsPerBasicShare`	$0.93	USD	1 Quarter
Basic net income from continuing operations attributable to American Tower Corporation common stockholders (in dollars per share)	`IncomeLossFromContinuingOperationsPerBasicShare`	$3.34	USD	Annual
Basic net income from continuing operations attributable to American Tower Corporation common stockholders (in dollars per share)	`IncomeLossFromContinuingOperationsPerBasicShare`	$3.34	USD	Annual
Basic net income from continuing operations attributable to American Tower Corporation common stockholders (in dollars per share)	`IncomeLossFromContinuingOperationsPerBasicShare`	$4.43	USD	Annual
Basic net income from continuing operations attributable to American Tower Corporation common stockholders (in dollars per share)	`IncomeLossFromContinuingOperationsPerBasicShare`	$4.43	USD	Annual
Basic net income from continuing operations attributable to American Tower Corporation common stockholders (in dollars per share)	`IncomeLossFromContinuingOperationsPerBasicShare`	$0.02	USD	1 Quarter
Basic net income from continuing operations attributable to American Tower Corporation common stockholders (in dollars per share)	`IncomeLossFromContinuingOperationsPerBasicShare`	$0.02	USD	1 Quarter
Basic net income from continuing operations attributable to American Tower Corporation common stockholders (in dollars per share)	`IncomeLossFromContinuingOperationsPerBasicShare`	$6.92	USD	Annual
Basic net income from continuing operations attributable to American Tower Corporation common stockholders (in dollars per share)	`IncomeLossFromContinuingOperationsPerBasicShare`	$6.92	USD	Annual
Basic net income from continuing operations attributable to American Tower Corporation common stockholders (in dollars per share)	`IncomeLossFromContinuingOperationsPerBasicShare`	$0.70	USD	1 Quarter
Basic net income from continuing operations attributable to American Tower Corporation common stockholders (in dollars per share)	`IncomeLossFromContinuingOperationsPerBasicShare`	$0.70	USD	1 Quarter
Basic net income from continuing operations attributable to American Tower Corporation common stockholders (in dollars per share)	`IncomeLossFromContinuingOperationsPerBasicShare`	$1.68	USD	1 Quarter
Basic net income from continuing operations attributable to American Tower Corporation common stockholders (in dollars per share)	`IncomeLossFromContinuingOperationsPerBasicShare`	$1.68	USD	1 Quarter
Basic net income from continuing operations attributable to American Tower Corporation common stockholders (in dollars per share)	`IncomeLossFromContinuingOperationsPerBasicShare`	$0.89	USD	1 Quarter
Basic net income from continuing operations attributable to American Tower Corporation common stockholders (in dollars per share)	`IncomeLossFromContinuingOperationsPerBasicShare`	$0.89	USD	1 Quarter
Basic net income from continuing operations attributable to American Tower Corporation common stockholders (in dollars per share)	`IncomeLossFromContinuingOperationsPerBasicShare`	$1.63	USD	1 Quarter
Basic net income from continuing operations attributable to American Tower Corporation common stockholders (in dollars per share)	`IncomeLossFromContinuingOperationsPerBasicShare`	$1.63	USD	1 Quarter
Basic net income (loss) from discontinued operations attributable to American Tower Corporation common stockholders per common share (in dollars per share)	`IncomeLossFromDiscontinuedOperationsNetOfTaxPerBasicShare`	$0.02	USD	1 Quarter
Basic net income (loss) from discontinued operations attributable to American Tower Corporation common stockholders per common share (in dollars per share)	`IncomeLossFromDiscontinuedOperationsNetOfTaxPerBasicShare`	$0.02	USD	1 Quarter
Basic net income (loss) from discontinued operations attributable to American Tower Corporation common stockholders per common share (in dollars per share)	`IncomeLossFromDiscontinuedOperationsNetOfTaxPerBasicShare`	$0.09	USD	1 Quarter
Basic net income (loss) from discontinued operations attributable to American Tower Corporation common stockholders per common share (in dollars per share)	`IncomeLossFromDiscontinuedOperationsNetOfTaxPerBasicShare`	$0.09	USD	1 Quarter
Basic net income (loss) from discontinued operations attributable to American Tower Corporation common stockholders per common share (in dollars per share)	`IncomeLossFromDiscontinuedOperationsNetOfTaxPerBasicShare`	$0.20	USD	1 Quarter
Basic net income (loss) from discontinued operations attributable to American Tower Corporation common stockholders per common share (in dollars per share)	`IncomeLossFromDiscontinuedOperationsNetOfTaxPerBasicShare`	$0.20	USD	1 Quarter
Basic net income (loss) from discontinued operations attributable to American Tower Corporation common stockholders per common share (in dollars per share)	`IncomeLossFromDiscontinuedOperationsNetOfTaxPerBasicShare`	$-2.59	USD	1 Quarter
Basic net income (loss) from discontinued operations attributable to American Tower Corporation common stockholders per common share (in dollars per share)	`IncomeLossFromDiscontinuedOperationsNetOfTaxPerBasicShare`	$-2.59	USD	1 Quarter
Basic net income (loss) from discontinued operations attributable to American Tower Corporation common stockholders per common share (in dollars per share)	`IncomeLossFromDiscontinuedOperationsNetOfTaxPerBasicShare`	$-0.60	USD	Annual
Basic net income (loss) from discontinued operations attributable to American Tower Corporation common stockholders per common share (in dollars per share)	`IncomeLossFromDiscontinuedOperationsNetOfTaxPerBasicShare`	$-0.60	USD	Annual
Basic net income (loss) from discontinued operations attributable to American Tower Corporation common stockholders per common share (in dollars per share)	`IncomeLossFromDiscontinuedOperationsNetOfTaxPerBasicShare`	$-2.09	USD	Annual
Basic net income (loss) from discontinued operations attributable to American Tower Corporation common stockholders per common share (in dollars per share)	`IncomeLossFromDiscontinuedOperationsNetOfTaxPerBasicShare`	$-2.09	USD	Annual
Basic net income (loss) from discontinued operations attributable to American Tower Corporation common stockholders per common share (in dollars per share)	`IncomeLossFromDiscontinuedOperationsNetOfTaxPerBasicShare`	-	USD	1 Quarter
Basic net income (loss) from discontinued operations attributable to American Tower Corporation common stockholders per common share (in dollars per share)	`IncomeLossFromDiscontinuedOperationsNetOfTaxPerBasicShare`	-	USD	1 Quarter
Basic net income (loss) from discontinued operations attributable to American Tower Corporation common stockholders per common share (in dollars per share)	`IncomeLossFromDiscontinuedOperationsNetOfTaxPerBasicShare`	$0.30	USD	1 Quarter
Basic net income (loss) from discontinued operations attributable to American Tower Corporation common stockholders per common share (in dollars per share)	`IncomeLossFromDiscontinuedOperationsNetOfTaxPerBasicShare`	$0.30	USD	1 Quarter
Basic net income (loss) from discontinued operations attributable to American Tower Corporation common stockholders per common share (in dollars per share)	`IncomeLossFromDiscontinuedOperationsNetOfTaxPerBasicShare`	$-0.42	USD	1 Quarter
Basic net income (loss) from discontinued operations attributable to American Tower Corporation common stockholders per common share (in dollars per share)	`IncomeLossFromDiscontinuedOperationsNetOfTaxPerBasicShare`	$-0.42	USD	1 Quarter
Basic net income (loss) from discontinued operations attributable to American Tower Corporation common stockholders per common share (in dollars per share)	`IncomeLossFromDiscontinuedOperationsNetOfTaxPerBasicShare`	$0.16	USD	1 Quarter
Basic net income (loss) from discontinued operations attributable to American Tower Corporation common stockholders per common share (in dollars per share)	`IncomeLossFromDiscontinuedOperationsNetOfTaxPerBasicShare`	$0.16	USD	1 Quarter
Basic net income (loss) from discontinued operations attributable to American Tower Corporation common stockholders per common share (in dollars per share)	`IncomeLossFromDiscontinuedOperationsNetOfTaxPerBasicShare`	$-0.15	USD	Annual
Basic net income (loss) from discontinued operations attributable to American Tower Corporation common stockholders per common share (in dollars per share)	`IncomeLossFromDiscontinuedOperationsNetOfTaxPerBasicShare`	$-0.15	USD	Annual
Basic net income attributable to American Tower Corporation common stockholders (in dollars per share)	`EarningsPerShareBasic`	$4.83	USD	Annual
Basic net income attributable to American Tower Corporation common stockholders (in dollars per share)	`EarningsPerShareBasic`	$4.83	USD	Annual
Basic net income attributable to American Tower Corporation common stockholders (in dollars per share)	`EarningsPerShareBasic`	$3.83	USD	Annual
Basic net income attributable to American Tower Corporation common stockholders (in dollars per share)	`EarningsPerShareBasic`	$3.83	USD	Annual
Basic net income attributable to American Tower Corporation common stockholders (in dollars per share)	`EarningsPerShareBasic`	$1.02	USD	1 Quarter
Basic net income attributable to American Tower Corporation common stockholders (in dollars per share)	`EarningsPerShareBasic`	$1.02	USD	1 Quarter
Basic net income attributable to American Tower Corporation common stockholders (in dollars per share)	`EarningsPerShareBasic`	$1.97	USD	1 Quarter
Basic net income attributable to American Tower Corporation common stockholders (in dollars per share)	`EarningsPerShareBasic`	$1.97	USD	1 Quarter
Basic net income attributable to American Tower Corporation common stockholders (in dollars per share)	`EarningsPerShareBasic`	$3.18	USD	Annual
Basic net income attributable to American Tower Corporation common stockholders (in dollars per share)	`EarningsPerShareBasic`	$3.18	USD	Annual
Basic net income attributable to American Tower Corporation common stockholders (in dollars per share)	`EarningsPerShareBasic`	$1.26	USD	1 Quarter
Basic net income attributable to American Tower Corporation common stockholders (in dollars per share)	`EarningsPerShareBasic`	$1.26	USD	1 Quarter
Basic net income attributable to American Tower Corporation common stockholders (in dollars per share)	`EarningsPerShareBasic`	$0.18	USD	1 Quarter
Basic net income attributable to American Tower Corporation common stockholders (in dollars per share)	`EarningsPerShareBasic`	$0.18	USD	1 Quarter
Basic net income attributable to American Tower Corporation common stockholders (in dollars per share)	`EarningsPerShareBasic`	$0.72	USD	1 Quarter
Basic net income attributable to American Tower Corporation common stockholders (in dollars per share)	`EarningsPerShareBasic`	$0.72	USD	1 Quarter
Basic net income attributable to American Tower Corporation common stockholders (in dollars per share)	`EarningsPerShareBasic`	$2.63	USD	1 Quarter
Basic net income attributable to American Tower Corporation common stockholders (in dollars per share)	`EarningsPerShareBasic`	$2.63	USD	1 Quarter
Basic net income attributable to American Tower Corporation common stockholders (in dollars per share)	`EarningsPerShareBasic`	$-1.70	USD	1 Quarter
Basic net income attributable to American Tower Corporation common stockholders (in dollars per share)	`EarningsPerShareBasic`	$-1.70	USD	1 Quarter
Basic net income attributable to American Tower Corporation common stockholders (in dollars per share)	`EarningsPerShareBasic`	$1.93	USD	1 Quarter
Basic net income attributable to American Tower Corporation common stockholders (in dollars per share)	`EarningsPerShareBasic`	$1.93	USD	1 Quarter
Diluted net income from continuing operations attributable to American Tower Corporation common stockholders (in dollars per share)	`IncomeLossFromContinuingOperationsPerDilutedShare`	$0.89	USD	1 Quarter
Diluted net income from continuing operations attributable to American Tower Corporation common stockholders (in dollars per share)	`IncomeLossFromContinuingOperationsPerDilutedShare`	$0.89	USD	1 Quarter
Diluted net income from continuing operations attributable to American Tower Corporation common stockholders (in dollars per share)	`IncomeLossFromContinuingOperationsPerDilutedShare`	$6.91	USD	Annual
Diluted net income from continuing operations attributable to American Tower Corporation common stockholders (in dollars per share)	`IncomeLossFromContinuingOperationsPerDilutedShare`	$6.91	USD	Annual
Diluted net income from continuing operations attributable to American Tower Corporation common stockholders (in dollars per share)	`IncomeLossFromContinuingOperationsPerDilutedShare`	$3.33	USD	Annual
Diluted net income from continuing operations attributable to American Tower Corporation common stockholders (in dollars per share)	`IncomeLossFromContinuingOperationsPerDilutedShare`	$3.33	USD	Annual
Diluted net income from continuing operations attributable to American Tower Corporation common stockholders (in dollars per share)	`IncomeLossFromContinuingOperationsPerDilutedShare`	$2.62	USD	1 Quarter
Diluted net income from continuing operations attributable to American Tower Corporation common stockholders (in dollars per share)	`IncomeLossFromContinuingOperationsPerDilutedShare`	$2.62	USD	1 Quarter
Diluted net income from continuing operations attributable to American Tower Corporation common stockholders (in dollars per share)	`IncomeLossFromContinuingOperationsPerDilutedShare`	$0.02	USD	1 Quarter
Diluted net income from continuing operations attributable to American Tower Corporation common stockholders (in dollars per share)	`IncomeLossFromContinuingOperationsPerDilutedShare`	$0.02	USD	1 Quarter
Diluted net income from continuing operations attributable to American Tower Corporation common stockholders (in dollars per share)	`IncomeLossFromContinuingOperationsPerDilutedShare`	$4.41	USD	Annual
Diluted net income from continuing operations attributable to American Tower Corporation common stockholders (in dollars per share)	`IncomeLossFromContinuingOperationsPerDilutedShare`	$4.41	USD	Annual
Diluted net income from continuing operations attributable to American Tower Corporation common stockholders (in dollars per share)	`IncomeLossFromContinuingOperationsPerDilutedShare`	$1.63	USD	1 Quarter
Diluted net income from continuing operations attributable to American Tower Corporation common stockholders (in dollars per share)	`IncomeLossFromContinuingOperationsPerDilutedShare`	$1.63	USD	1 Quarter
Diluted net income from continuing operations attributable to American Tower Corporation common stockholders (in dollars per share)	`IncomeLossFromContinuingOperationsPerDilutedShare`	$1.68	USD	1 Quarter
Diluted net income from continuing operations attributable to American Tower Corporation common stockholders (in dollars per share)	`IncomeLossFromContinuingOperationsPerDilutedShare`	$1.68	USD	1 Quarter
Diluted net income from continuing operations attributable to American Tower Corporation common stockholders (in dollars per share)	`IncomeLossFromContinuingOperationsPerDilutedShare`	$0.70	USD	1 Quarter
Diluted net income from continuing operations attributable to American Tower Corporation common stockholders (in dollars per share)	`IncomeLossFromContinuingOperationsPerDilutedShare`	$0.70	USD	1 Quarter
Diluted net income from continuing operations attributable to American Tower Corporation common stockholders (in dollars per share)	`IncomeLossFromContinuingOperationsPerDilutedShare`	$1.77	USD	1 Quarter
Diluted net income from continuing operations attributable to American Tower Corporation common stockholders (in dollars per share)	`IncomeLossFromContinuingOperationsPerDilutedShare`	$1.77	USD	1 Quarter
Diluted net income from continuing operations attributable to American Tower Corporation common stockholders (in dollars per share)	`IncomeLossFromContinuingOperationsPerDilutedShare`	$0.93	USD	1 Quarter
Diluted net income from continuing operations attributable to American Tower Corporation common stockholders (in dollars per share)	`IncomeLossFromContinuingOperationsPerDilutedShare`	$0.93	USD	1 Quarter
Diluted net income (loss) from discontinued operations attributable to American Tower Corporation common stockholders (in dollars per share)	`IncomeLossFromDiscontinuedOperationsNetOfTaxPerDilutedShare`	$0.20	USD	1 Quarter
Diluted net income (loss) from discontinued operations attributable to American Tower Corporation common stockholders (in dollars per share)	`IncomeLossFromDiscontinuedOperationsNetOfTaxPerDilutedShare`	$0.20	USD	1 Quarter
Diluted net income (loss) from discontinued operations attributable to American Tower Corporation common stockholders (in dollars per share)	`IncomeLossFromDiscontinuedOperationsNetOfTaxPerDilutedShare`	$-0.15	USD	Annual
Diluted net income (loss) from discontinued operations attributable to American Tower Corporation common stockholders (in dollars per share)	`IncomeLossFromDiscontinuedOperationsNetOfTaxPerDilutedShare`	$-0.15	USD	Annual
Diluted net income (loss) from discontinued operations attributable to American Tower Corporation common stockholders (in dollars per share)	`IncomeLossFromDiscontinuedOperationsNetOfTaxPerDilutedShare`	$0.16	USD	1 Quarter
Diluted net income (loss) from discontinued operations attributable to American Tower Corporation common stockholders (in dollars per share)	`IncomeLossFromDiscontinuedOperationsNetOfTaxPerDilutedShare`	$0.16	USD	1 Quarter
Diluted net income (loss) from discontinued operations attributable to American Tower Corporation common stockholders (in dollars per share)	`IncomeLossFromDiscontinuedOperationsNetOfTaxPerDilutedShare`	$-0.60	USD	Annual
Diluted net income (loss) from discontinued operations attributable to American Tower Corporation common stockholders (in dollars per share)	`IncomeLossFromDiscontinuedOperationsNetOfTaxPerDilutedShare`	$-0.60	USD	Annual
Diluted net income (loss) from discontinued operations attributable to American Tower Corporation common stockholders (in dollars per share)	`IncomeLossFromDiscontinuedOperationsNetOfTaxPerDilutedShare`	$-0.42	USD	1 Quarter
Diluted net income (loss) from discontinued operations attributable to American Tower Corporation common stockholders (in dollars per share)	`IncomeLossFromDiscontinuedOperationsNetOfTaxPerDilutedShare`	$-0.42	USD	1 Quarter
Diluted net income (loss) from discontinued operations attributable to American Tower Corporation common stockholders (in dollars per share)	`IncomeLossFromDiscontinuedOperationsNetOfTaxPerDilutedShare`	-	USD	1 Quarter
Diluted net income (loss) from discontinued operations attributable to American Tower Corporation common stockholders (in dollars per share)	`IncomeLossFromDiscontinuedOperationsNetOfTaxPerDilutedShare`	-	USD	1 Quarter
Diluted net income (loss) from discontinued operations attributable to American Tower Corporation common stockholders (in dollars per share)	`IncomeLossFromDiscontinuedOperationsNetOfTaxPerDilutedShare`	$-2.58	USD	1 Quarter
Diluted net income (loss) from discontinued operations attributable to American Tower Corporation common stockholders (in dollars per share)	`IncomeLossFromDiscontinuedOperationsNetOfTaxPerDilutedShare`	$-2.58	USD	1 Quarter
Diluted net income (loss) from discontinued operations attributable to American Tower Corporation common stockholders (in dollars per share)	`IncomeLossFromDiscontinuedOperationsNetOfTaxPerDilutedShare`	$0.30	USD	1 Quarter
Diluted net income (loss) from discontinued operations attributable to American Tower Corporation common stockholders (in dollars per share)	`IncomeLossFromDiscontinuedOperationsNetOfTaxPerDilutedShare`	$0.30	USD	1 Quarter
Diluted net income (loss) from discontinued operations attributable to American Tower Corporation common stockholders (in dollars per share)	`IncomeLossFromDiscontinuedOperationsNetOfTaxPerDilutedShare`	$0.02	USD	1 Quarter
Diluted net income (loss) from discontinued operations attributable to American Tower Corporation common stockholders (in dollars per share)	`IncomeLossFromDiscontinuedOperationsNetOfTaxPerDilutedShare`	$0.02	USD	1 Quarter
Diluted net income (loss) from discontinued operations attributable to American Tower Corporation common stockholders (in dollars per share)	`IncomeLossFromDiscontinuedOperationsNetOfTaxPerDilutedShare`	$0.09	USD	1 Quarter
Diluted net income (loss) from discontinued operations attributable to American Tower Corporation common stockholders (in dollars per share)	`IncomeLossFromDiscontinuedOperationsNetOfTaxPerDilutedShare`	$0.09	USD	1 Quarter
Diluted net income (loss) from discontinued operations attributable to American Tower Corporation common stockholders (in dollars per share)	`IncomeLossFromDiscontinuedOperationsNetOfTaxPerDilutedShare`	$-2.09	USD	Annual
Diluted net income (loss) from discontinued operations attributable to American Tower Corporation common stockholders (in dollars per share)	`IncomeLossFromDiscontinuedOperationsNetOfTaxPerDilutedShare`	$-2.09	USD	Annual
Diluted net income attributable to American Tower Corporation common stockholders (in dollars per share)	`EarningsPerShareDiluted`	$4.82	USD	Annual
Diluted net income attributable to American Tower Corporation common stockholders (in dollars per share)	`EarningsPerShareDiluted`	$4.82	USD	Annual
Diluted net income attributable to American Tower Corporation common stockholders (in dollars per share)	`EarningsPerShareDiluted`	$1.02	USD	1 Quarter
Diluted net income attributable to American Tower Corporation common stockholders (in dollars per share)	`EarningsPerShareDiluted`	$1.02	USD	1 Quarter
Diluted net income attributable to American Tower Corporation common stockholders (in dollars per share)	`EarningsPerShareDiluted`	$0.72	USD	1 Quarter
Diluted net income attributable to American Tower Corporation common stockholders (in dollars per share)	`EarningsPerShareDiluted`	$0.72	USD	1 Quarter
Diluted net income attributable to American Tower Corporation common stockholders (in dollars per share)	`EarningsPerShareDiluted`	$2.62	USD	1 Quarter
Diluted net income attributable to American Tower Corporation common stockholders (in dollars per share)	`EarningsPerShareDiluted`	$2.62	USD	1 Quarter
Diluted net income attributable to American Tower Corporation common stockholders (in dollars per share)	`EarningsPerShareDiluted`	$1.26	USD	1 Quarter
Diluted net income attributable to American Tower Corporation common stockholders (in dollars per share)	`EarningsPerShareDiluted`	$1.26	USD	1 Quarter
Diluted net income attributable to American Tower Corporation common stockholders (in dollars per share)	`EarningsPerShareDiluted`	$1.92	USD	1 Quarter
Diluted net income attributable to American Tower Corporation common stockholders (in dollars per share)	`EarningsPerShareDiluted`	$1.92	USD	1 Quarter
Diluted net income attributable to American Tower Corporation common stockholders (in dollars per share)	`EarningsPerShareDiluted`	$0.18	USD	1 Quarter
Diluted net income attributable to American Tower Corporation common stockholders (in dollars per share)	`EarningsPerShareDiluted`	$0.18	USD	1 Quarter
Diluted net income attributable to American Tower Corporation common stockholders (in dollars per share)	`EarningsPerShareDiluted`	$3.82	USD	Annual
Diluted net income attributable to American Tower Corporation common stockholders (in dollars per share)	`EarningsPerShareDiluted`	$3.82	USD	Annual
Diluted net income attributable to American Tower Corporation common stockholders (in dollars per share)	`EarningsPerShareDiluted`	$-1.69	USD	1 Quarter
Diluted net income attributable to American Tower Corporation common stockholders (in dollars per share)	`EarningsPerShareDiluted`	$-1.69	USD	1 Quarter
Diluted net income attributable to American Tower Corporation common stockholders (in dollars per share)	`EarningsPerShareDiluted`	$1.96	USD	1 Quarter
Diluted net income attributable to American Tower Corporation common stockholders (in dollars per share)	`EarningsPerShareDiluted`	$1.96	USD	1 Quarter
Diluted net income attributable to American Tower Corporation common stockholders (in dollars per share)	`EarningsPerShareDiluted`	$3.18	USD	Annual
Diluted net income attributable to American Tower Corporation common stockholders (in dollars per share)	`EarningsPerShareDiluted`	$3.18	USD	Annual
BASIC (in shares)	`WeightedAverageNumberOfSharesOutstandingBasic`	461.52M	shares	Annual
BASIC (in shares)	`WeightedAverageNumberOfSharesOutstandingBasic`	461.52M	shares	Annual
BASIC (in shares)	`WeightedAverageNumberOfSharesOutstandingBasic`	467.01M	shares	Annual
BASIC (in shares)	`WeightedAverageNumberOfSharesOutstandingBasic`	467.01M	shares	Annual
BASIC (in shares)	`WeightedAverageNumberOfSharesOutstandingBasic`	466.06M	shares	Annual
BASIC (in shares)	`WeightedAverageNumberOfSharesOutstandingBasic`	466.06M	shares	Annual
DILUTED (in shares)	`WeightedAverageNumberOfDilutedSharesOutstanding`	467.16M	shares	Annual
DILUTED (in shares)	`WeightedAverageNumberOfDilutedSharesOutstanding`	467.16M	shares	Annual
DILUTED (in shares)	`WeightedAverageNumberOfDilutedSharesOutstanding`	462.75M	shares	Annual
DILUTED (in shares)	`WeightedAverageNumberOfDilutedSharesOutstanding`	462.75M	shares	Annual
DILUTED (in shares)	`WeightedAverageNumberOfDilutedSharesOutstanding`	468.12M	shares	Annual
DILUTED (in shares)	`WeightedAverageNumberOfDilutedSharesOutstanding`	468.12M	shares	Annual

Cash Flow Statement 250 line items

Line Item	Tag	Value	Unit	Period
Net income	`ProfitLoss`	$1.70B	USD	Annual
Net income	`ProfitLoss`	$1.70B	USD	Annual
Net income	`ProfitLoss`	$1.37B	USD	Annual
Net income	`ProfitLoss`	$1.37B	USD	Annual
Net income	`ProfitLoss`	$2.28B	USD	Annual
Net income	`ProfitLoss`	$2.28B	USD	Annual
Depreciation, amortization and accretion	`DepreciationAmortizationAndAccretionIncludingDiscontinuedOperations`	$3.36B	USD	Annual
Depreciation, amortization and accretion	`DepreciationAmortizationAndAccretionIncludingDiscontinuedOperations`	$3.36B	USD	Annual
Depreciation, amortization and accretion	`DepreciationAmortizationAndAccretionIncludingDiscontinuedOperations`	$3.09B	USD	Annual
Depreciation, amortization and accretion	`DepreciationAmortizationAndAccretionIncludingDiscontinuedOperations`	$3.09B	USD	Annual
Depreciation, amortization and accretion	`DepreciationAmortizationAndAccretionIncludingDiscontinuedOperations`	$2.12B	USD	Annual
Depreciation, amortization and accretion	`DepreciationAmortizationAndAccretionIncludingDiscontinuedOperations`	$2.12B	USD	Annual
Stock-based compensation expense	`ShareBasedCompensation`	$195.70M	USD	Annual
Stock-based compensation expense	`ShareBasedCompensation`	$195.70M	USD	Annual
Stock-based compensation expense	`ShareBasedCompensation`	$203.60M	USD	Annual
Stock-based compensation expense	`ShareBasedCompensation`	$203.60M	USD	Annual
Stock-based compensation expense	`ShareBasedCompensation`	$169.30M	USD	Annual
Stock-based compensation expense	`ShareBasedCompensation`	$169.30M	USD	Annual
(Gain) loss on investments, unrealized foreign currency (gain) loss and other non-cash expense	`LossGainOnInvestmentsAndOtherNonCashIncomeExpense`	$-380.10M	USD	Annual
(Gain) loss on investments, unrealized foreign currency (gain) loss and other non-cash expense	`LossGainOnInvestmentsAndOtherNonCashIncomeExpense`	$-380.10M	USD	Annual
(Gain) loss on investments, unrealized foreign currency (gain) loss and other non-cash expense	`LossGainOnInvestmentsAndOtherNonCashIncomeExpense`	$-401.20M	USD	Annual
(Gain) loss on investments, unrealized foreign currency (gain) loss and other non-cash expense	`LossGainOnInvestmentsAndOtherNonCashIncomeExpense`	$-401.20M	USD	Annual
(Gain) loss on investments, unrealized foreign currency (gain) loss and other non-cash expense	`LossGainOnInvestmentsAndOtherNonCashIncomeExpense`	$279.00M	USD	Annual
(Gain) loss on investments, unrealized foreign currency (gain) loss and other non-cash expense	`LossGainOnInvestmentsAndOtherNonCashIncomeExpense`	$279.00M	USD	Annual
Impairments, net loss on sale of long-lived assets, non-cash restructuring and merger related expenses	`RestructuringCostsAndAssetImpairmentCharges`	$96.60M	USD	Annual
Impairments, net loss on sale of long-lived assets, non-cash restructuring and merger related expenses	`RestructuringCostsAndAssetImpairmentCharges`	$96.60M	USD	Annual
Impairments, net loss on sale of long-lived assets, non-cash restructuring and merger related expenses	`RestructuringCostsAndAssetImpairmentCharges`	$684.30M	USD	Annual
Impairments, net loss on sale of long-lived assets, non-cash restructuring and merger related expenses	`RestructuringCostsAndAssetImpairmentCharges`	$684.30M	USD	Annual
Impairments, net loss on sale of long-lived assets, non-cash restructuring and merger related expenses	`RestructuringCostsAndAssetImpairmentCharges`	$739.90M	USD	Annual
Impairments, net loss on sale of long-lived assets, non-cash restructuring and merger related expenses	`RestructuringCostsAndAssetImpairmentCharges`	$739.90M	USD	Annual
Loss on early retirement of long-term obligations	`ExtinguishmentOfDebtGainLossNetOfTax`	$-300.00K	USD	Annual
Loss on early retirement of long-term obligations	`ExtinguishmentOfDebtGainLossNetOfTax`	$-300.00K	USD	Annual
Loss on early retirement of long-term obligations	`ExtinguishmentOfDebtGainLossNetOfTax`	-	USD	Annual
Loss on early retirement of long-term obligations	`ExtinguishmentOfDebtGainLossNetOfTax`	-	USD	Annual
Loss on early retirement of long-term obligations	`ExtinguishmentOfDebtGainLossNetOfTax`	$-400.00K	USD	Annual
Loss on early retirement of long-term obligations	`ExtinguishmentOfDebtGainLossNetOfTax`	$-400.00K	USD	Annual
Loss on sale of ATC TIPL	`DiscontinuedOperationGainLossOnDisposalOfDiscontinuedOperationNetOfTax`	-	USD	Annual
Loss on sale of ATC TIPL	`DiscontinuedOperationGainLossOnDisposalOfDiscontinuedOperationNetOfTax`	-	USD	Annual
Loss on sale of ATC TIPL	`DiscontinuedOperationGainLossOnDisposalOfDiscontinuedOperationNetOfTax`	$-1.25B	USD	Annual
Loss on sale of ATC TIPL	`DiscontinuedOperationGainLossOnDisposalOfDiscontinuedOperationNetOfTax`	$-1.25B	USD	Annual
Loss on sale of ATC TIPL	`DiscontinuedOperationGainLossOnDisposalOfDiscontinuedOperationNetOfTax`	-	USD	Annual
Loss on sale of ATC TIPL	`DiscontinuedOperationGainLossOnDisposalOfDiscontinuedOperationNetOfTax`	-	USD	Annual
Amortization of deferred financing costs, debt discounts and premiums and other non-cash interest	`AmortizationOfFinancingCostsAndDiscounts`	$47.50M	USD	Annual
Amortization of deferred financing costs, debt discounts and premiums and other non-cash interest	`AmortizationOfFinancingCostsAndDiscounts`	$47.50M	USD	Annual
Amortization of deferred financing costs, debt discounts and premiums and other non-cash interest	`AmortizationOfFinancingCostsAndDiscounts`	$49.80M	USD	Annual
Amortization of deferred financing costs, debt discounts and premiums and other non-cash interest	`AmortizationOfFinancingCostsAndDiscounts`	$49.80M	USD	Annual
Amortization of deferred financing costs, debt discounts and premiums and other non-cash interest	`AmortizationOfFinancingCostsAndDiscounts`	$54.10M	USD	Annual
Amortization of deferred financing costs, debt discounts and premiums and other non-cash interest	`AmortizationOfFinancingCostsAndDiscounts`	$54.10M	USD	Annual
Deferred income taxes	`DeferredIncomeTaxesAndTaxCredits`	$-182.00M	USD	Annual
Deferred income taxes	`DeferredIncomeTaxesAndTaxCredits`	$-182.00M	USD	Annual
Deferred income taxes	`DeferredIncomeTaxesAndTaxCredits`	$52.30M	USD	Annual
Deferred income taxes	`DeferredIncomeTaxesAndTaxCredits`	$52.30M	USD	Annual
Deferred income taxes	`DeferredIncomeTaxesAndTaxCredits`	$-236.70M	USD	Annual
Deferred income taxes	`DeferredIncomeTaxesAndTaxCredits`	$-236.70M	USD	Annual
Accounts receivable	`IncreaseDecreaseInAccountsReceivable`	$78.60M	USD	Annual
Accounts receivable	`IncreaseDecreaseInAccountsReceivable`	$78.60M	USD	Annual
Accounts receivable	`IncreaseDecreaseInAccountsReceivable`	$103.40M	USD	Annual
Accounts receivable	`IncreaseDecreaseInAccountsReceivable`	$103.40M	USD	Annual
Accounts receivable	`IncreaseDecreaseInAccountsReceivable`	$34.50M	USD	Annual
Accounts receivable	`IncreaseDecreaseInAccountsReceivable`	$34.50M	USD	Annual
Prepaid and other assets	`IncreaseDecreaseInPrepaidDeferredExpenseAndOtherAssets`	$196.10M	USD	Annual
Prepaid and other assets	`IncreaseDecreaseInPrepaidDeferredExpenseAndOtherAssets`	$196.10M	USD	Annual
Prepaid and other assets	`IncreaseDecreaseInPrepaidDeferredExpenseAndOtherAssets`	$342.60M	USD	Annual
Prepaid and other assets	`IncreaseDecreaseInPrepaidDeferredExpenseAndOtherAssets`	$342.60M	USD	Annual
Prepaid and other assets	`IncreaseDecreaseInPrepaidDeferredExpenseAndOtherAssets`	$-32.80M	USD	Annual
Prepaid and other assets	`IncreaseDecreaseInPrepaidDeferredExpenseAndOtherAssets`	$-32.80M	USD	Annual
Deferred rent asset	`StraightLineRent`	$276.30M	USD	Annual
Deferred rent asset	`StraightLineRent`	$276.30M	USD	Annual
Deferred rent asset	`StraightLineRent`	$499.80M	USD	Annual
Deferred rent asset	`StraightLineRent`	$499.80M	USD	Annual
Deferred rent asset	`StraightLineRent`	$472.00M	USD	Annual
Deferred rent asset	`StraightLineRent`	$472.00M	USD	Annual
Right-of-use asset and Operating lease liability, net	`IncreaseDecreaseInRightOfUseAssetAndOperatingLeaseLiability`	$9.30M	USD	Annual
Right-of-use asset and Operating lease liability, net	`IncreaseDecreaseInRightOfUseAssetAndOperatingLeaseLiability`	$9.30M	USD	Annual
Right-of-use asset and Operating lease liability, net	`IncreaseDecreaseInRightOfUseAssetAndOperatingLeaseLiability`	$103.70M	USD	Annual
Right-of-use asset and Operating lease liability, net	`IncreaseDecreaseInRightOfUseAssetAndOperatingLeaseLiability`	$103.70M	USD	Annual
Right-of-use asset and Operating lease liability, net	`IncreaseDecreaseInRightOfUseAssetAndOperatingLeaseLiability`	$20.60M	USD	Annual
Right-of-use asset and Operating lease liability, net	`IncreaseDecreaseInRightOfUseAssetAndOperatingLeaseLiability`	$20.60M	USD	Annual
Accounts payable and accrued expenses	`IncreaseDecreaseInAccountsPayableAndAccruedLiabilities`	$48.00M	USD	Annual
Accounts payable and accrued expenses	`IncreaseDecreaseInAccountsPayableAndAccruedLiabilities`	$48.00M	USD	Annual
Accounts payable and accrued expenses	`IncreaseDecreaseInAccountsPayableAndAccruedLiabilities`	$-11.90M	USD	Annual
Accounts payable and accrued expenses	`IncreaseDecreaseInAccountsPayableAndAccruedLiabilities`	$-11.90M	USD	Annual
Accounts payable and accrued expenses	`IncreaseDecreaseInAccountsPayableAndAccruedLiabilities`	$-48.20M	USD	Annual
Accounts payable and accrued expenses	`IncreaseDecreaseInAccountsPayableAndAccruedLiabilities`	$-48.20M	USD	Annual
Accrued interest	`IncreaseDecreaseInInterestPayableNet`	$128.60M	USD	Annual
Accrued interest	`IncreaseDecreaseInInterestPayableNet`	$128.60M	USD	Annual
Accrued interest	`IncreaseDecreaseInInterestPayableNet`	$-9.60M	USD	Annual
Accrued interest	`IncreaseDecreaseInInterestPayableNet`	$-9.60M	USD	Annual
Accrued interest	`IncreaseDecreaseInInterestPayableNet`	$6.60M	USD	Annual
Accrued interest	`IncreaseDecreaseInInterestPayableNet`	$6.60M	USD	Annual
Unearned revenue	`IncreaseDecreaseInContractWithCustomerLiability`	$-79.30M	USD	Annual
Unearned revenue	`IncreaseDecreaseInContractWithCustomerLiability`	$-79.30M	USD	Annual
Unearned revenue	`IncreaseDecreaseInContractWithCustomerLiability`	$-818.90M	USD	Annual
Unearned revenue	`IncreaseDecreaseInContractWithCustomerLiability`	$-818.90M	USD	Annual
Unearned revenue	`IncreaseDecreaseInContractWithCustomerLiability`	$-43.40M	USD	Annual
Unearned revenue	`IncreaseDecreaseInContractWithCustomerLiability`	$-43.40M	USD	Annual
Other non-current liabilities	`IncreaseDecreaseInOtherNoncurrentLiabilities`	$65.60M	USD	Annual
Other non-current liabilities	`IncreaseDecreaseInOtherNoncurrentLiabilities`	$65.60M	USD	Annual
Other non-current liabilities	`IncreaseDecreaseInOtherNoncurrentLiabilities`	$25.10M	USD	Annual
Other non-current liabilities	`IncreaseDecreaseInOtherNoncurrentLiabilities`	$25.10M	USD	Annual
Other non-current liabilities	`IncreaseDecreaseInOtherNoncurrentLiabilities`	$21.90M	USD	Annual
Other non-current liabilities	`IncreaseDecreaseInOtherNoncurrentLiabilities`	$21.90M	USD	Annual
Cash provided by operating activities	`NetCashProvidedByUsedInOperatingActivities`	$3.70B	USD	Annual
Cash provided by operating activities	`NetCashProvidedByUsedInOperatingActivities`	$3.70B	USD	Annual
Cash provided by operating activities	`NetCashProvidedByUsedInOperatingActivities`	$5.29B	USD	Annual
Cash provided by operating activities	`NetCashProvidedByUsedInOperatingActivities`	$5.29B	USD	Annual
Cash provided by operating activities	`NetCashProvidedByUsedInOperatingActivities`	$4.72B	USD	Annual
Cash provided by operating activities	`NetCashProvidedByUsedInOperatingActivities`	$4.72B	USD	Annual
Payments for purchase of property and equipment and construction activities	`PaymentsToAcquirePropertyPlantAndEquipment`	$1.80B	USD	Annual
Payments for purchase of property and equipment and construction activities	`PaymentsToAcquirePropertyPlantAndEquipment`	$1.80B	USD	Annual
Payments for purchase of property and equipment and construction activities	`PaymentsToAcquirePropertyPlantAndEquipment`	$1.59B	USD	Annual
Payments for purchase of property and equipment and construction activities	`PaymentsToAcquirePropertyPlantAndEquipment`	$1.59B	USD	Annual
Payments for purchase of property and equipment and construction activities	`PaymentsToAcquirePropertyPlantAndEquipment`	$1.87B	USD	Annual
Payments for purchase of property and equipment and construction activities	`PaymentsToAcquirePropertyPlantAndEquipment`	$1.87B	USD	Annual
Payments for acquisitions, net of cash acquired	`PaymentsToAcquireBusinessesNetOfCashAcquired`	$123.00M	USD	Annual
Payments for acquisitions, net of cash acquired	`PaymentsToAcquireBusinessesNetOfCashAcquired`	$123.00M	USD	Annual
Payments for acquisitions, net of cash acquired	`PaymentsToAcquireBusinessesNetOfCashAcquired`	$168.00M	USD	Annual
Payments for acquisitions, net of cash acquired	`PaymentsToAcquireBusinessesNetOfCashAcquired`	$168.00M	USD	Annual
Payments for acquisitions, net of cash acquired	`PaymentsToAcquireBusinessesNetOfCashAcquired`	$549.00M	USD	Annual
Payments for acquisitions, net of cash acquired	`PaymentsToAcquireBusinessesNetOfCashAcquired`	$549.00M	USD	Annual
Proceeds from sales of short-term investments and other non-current assets	`ProceedsFromSaleOfAvailableForSaleSecuritiesAndOtherProductiveAssets`	$17.30M	USD	Annual
Proceeds from sales of short-term investments and other non-current assets	`ProceedsFromSaleOfAvailableForSaleSecuritiesAndOtherProductiveAssets`	$17.30M	USD	Annual
Proceeds from sales of short-term investments and other non-current assets	`ProceedsFromSaleOfAvailableForSaleSecuritiesAndOtherProductiveAssets`	$19.60M	USD	Annual
Proceeds from sales of short-term investments and other non-current assets	`ProceedsFromSaleOfAvailableForSaleSecuritiesAndOtherProductiveAssets`	$19.60M	USD	Annual
Proceeds from sales of short-term investments and other non-current assets	`ProceedsFromSaleOfAvailableForSaleSecuritiesAndOtherProductiveAssets`	$253.20M	USD	Annual
Proceeds from sales of short-term investments and other non-current assets	`ProceedsFromSaleOfAvailableForSaleSecuritiesAndOtherProductiveAssets`	$253.20M	USD	Annual
Proceeds from the sale of ATC TIPL	`ProceedsFromDivestitureOfBusinesses`	$2.16B	USD	Annual
Proceeds from the sale of ATC TIPL	`ProceedsFromDivestitureOfBusinesses`	$2.16B	USD	Annual
Proceeds from the sale of ATC TIPL	`ProceedsFromDivestitureOfBusinesses`	-	USD	Annual
Proceeds from the sale of ATC TIPL	`ProceedsFromDivestitureOfBusinesses`	-	USD	Annual
Proceeds from the sale of ATC TIPL	`ProceedsFromDivestitureOfBusinesses`	-	USD	Annual
Proceeds from the sale of ATC TIPL	`ProceedsFromDivestitureOfBusinesses`	-	USD	Annual
Deposits and other	`PaymentsForProceedsFromOtherInvestingActivities`	$288.40M	USD	Annual
Deposits and other	`PaymentsForProceedsFromOtherInvestingActivities`	$288.40M	USD	Annual
Deposits and other	`PaymentsForProceedsFromOtherInvestingActivities`	$-253.30M	USD	Annual
Deposits and other	`PaymentsForProceedsFromOtherInvestingActivities`	$-253.30M	USD	Annual
Deposits and other	`PaymentsForProceedsFromOtherInvestingActivities`	$-47.80M	USD	Annual
Deposits and other	`PaymentsForProceedsFromOtherInvestingActivities`	$-47.80M	USD	Annual
Cash provided by (used for) investing activities	`NetCashProvidedByUsedInInvestingActivities`	$-2.36B	USD	Annual
Cash provided by (used for) investing activities	`NetCashProvidedByUsedInInvestingActivities`	$-2.36B	USD	Annual
Cash provided by (used for) investing activities	`NetCashProvidedByUsedInInvestingActivities`	$-1.70B	USD	Annual
Cash provided by (used for) investing activities	`NetCashProvidedByUsedInInvestingActivities`	$-1.70B	USD	Annual
Cash provided by (used for) investing activities	`NetCashProvidedByUsedInInvestingActivities`	$410.60M	USD	Annual
Cash provided by (used for) investing activities	`NetCashProvidedByUsedInInvestingActivities`	$410.60M	USD	Annual
Proceeds from short-term borrowings, net	`ProceedsFromShortTermBorrowingsNet`	$148.70M	USD	Annual
Proceeds from short-term borrowings, net	`ProceedsFromShortTermBorrowingsNet`	$148.70M	USD	Annual
Proceeds from short-term borrowings, net	`ProceedsFromShortTermBorrowingsNet`	$28.80M	USD	Annual
Proceeds from short-term borrowings, net	`ProceedsFromShortTermBorrowingsNet`	$28.80M	USD	Annual
Proceeds from short-term borrowings, net	`ProceedsFromShortTermBorrowingsNet`	$8.80M	USD	Annual
Proceeds from short-term borrowings, net	`ProceedsFromShortTermBorrowingsNet`	$8.80M	USD	Annual
Borrowings under credit facilities	`ProceedsFromLinesOfCredit`	$4.19B	USD	Annual
Borrowings under credit facilities	`ProceedsFromLinesOfCredit`	$4.19B	USD	Annual
Borrowings under credit facilities	`ProceedsFromLinesOfCredit`	$6.93B	USD	Annual
Borrowings under credit facilities	`ProceedsFromLinesOfCredit`	$6.93B	USD	Annual
Borrowings under credit facilities	`ProceedsFromLinesOfCredit`	$6.12B	USD	Annual
Borrowings under credit facilities	`ProceedsFromLinesOfCredit`	$6.12B	USD	Annual
Proceeds from issuance of senior notes, net	`ProceedsFromIssuanceOfSeniorLongTermDebt`	$5.68B	USD	Annual
Proceeds from issuance of senior notes, net	`ProceedsFromIssuanceOfSeniorLongTermDebt`	$5.68B	USD	Annual
Proceeds from issuance of senior notes, net	`ProceedsFromIssuanceOfSeniorLongTermDebt`	$3.57B	USD	Annual
Proceeds from issuance of senior notes, net	`ProceedsFromIssuanceOfSeniorLongTermDebt`	$3.57B	USD	Annual
Proceeds from issuance of senior notes, net	`ProceedsFromIssuanceOfSeniorLongTermDebt`	$1.29B	USD	Annual
Proceeds from issuance of senior notes, net	`ProceedsFromIssuanceOfSeniorLongTermDebt`	$1.29B	USD	Annual
Proceeds from issuance of securities in securitization transaction	`ProceedsFromIssuanceOfSecuredDebt`	-	USD	Annual
Proceeds from issuance of securities in securitization transaction	`ProceedsFromIssuanceOfSecuredDebt`	-	USD	Annual
Proceeds from issuance of securities in securitization transaction	`ProceedsFromIssuanceOfSecuredDebt`	-	USD	Annual
Proceeds from issuance of securities in securitization transaction	`ProceedsFromIssuanceOfSecuredDebt`	-	USD	Annual
Proceeds from issuance of securities in securitization transaction	`ProceedsFromIssuanceOfSecuredDebt`	$1.30B	USD	Annual
Proceeds from issuance of securities in securitization transaction	`ProceedsFromIssuanceOfSecuredDebt`	$1.30B	USD	Annual
Repayments of notes payable, credit facilities, senior notes, secured debt, term loans and finance leases	`RepaymentsOfLongTermDebtAndCapitalSecurities`	$13.23B	USD	Annual
Repayments of notes payable, credit facilities, senior notes, secured debt, term loans and finance leases	`RepaymentsOfLongTermDebtAndCapitalSecurities`	$13.23B	USD	Annual
Repayments of notes payable, credit facilities, senior notes, secured debt, term loans and finance leases	`RepaymentsOfLongTermDebtAndCapitalSecurities`	$12.43B	USD	Annual
Repayments of notes payable, credit facilities, senior notes, secured debt, term loans and finance leases	`RepaymentsOfLongTermDebtAndCapitalSecurities`	$12.43B	USD	Annual
Repayments of notes payable, credit facilities, senior notes, secured debt, term loans and finance leases	`RepaymentsOfLongTermDebtAndCapitalSecurities`	$9.63B	USD	Annual
Repayments of notes payable, credit facilities, senior notes, secured debt, term loans and finance leases	`RepaymentsOfLongTermDebtAndCapitalSecurities`	$9.63B	USD	Annual
Contributions from noncontrolling interest holders	`ProceedsFromMinorityShareholders`	$104.70M	USD	Annual
Contributions from noncontrolling interest holders	`ProceedsFromMinorityShareholders`	$104.70M	USD	Annual
Contributions from noncontrolling interest holders	`ProceedsFromMinorityShareholders`	$4.10M	USD	Annual
Contributions from noncontrolling interest holders	`ProceedsFromMinorityShareholders`	$4.10M	USD	Annual
Contributions from noncontrolling interest holders	`ProceedsFromMinorityShareholders`	$3.12B	USD	Annual
Contributions from noncontrolling interest holders	`ProceedsFromMinorityShareholders`	$3.12B	USD	Annual
Distributions to noncontrolling interest holders	`PaymentsOfDividendsMinorityInterest`	$46.50M	USD	Annual
Distributions to noncontrolling interest holders	`PaymentsOfDividendsMinorityInterest`	$46.50M	USD	Annual
Distributions to noncontrolling interest holders	`PaymentsOfDividendsMinorityInterest`	$390.80M	USD	Annual
Distributions to noncontrolling interest holders	`PaymentsOfDividendsMinorityInterest`	$390.80M	USD	Annual
Distributions to noncontrolling interest holders	`PaymentsOfDividendsMinorityInterest`	$10.90M	USD	Annual
Distributions to noncontrolling interest holders	`PaymentsOfDividendsMinorityInterest`	$10.90M	USD	Annual
Purchases of common stock	`PaymentsForRepurchaseOfCommonStock`	-	USD	Annual
Purchases of common stock	`PaymentsForRepurchaseOfCommonStock`	-	USD	Annual
Purchases of common stock	`PaymentsForRepurchaseOfCommonStock`	$18.80M	USD	Annual
Purchases of common stock	`PaymentsForRepurchaseOfCommonStock`	$18.80M	USD	Annual
Purchases of common stock	`PaymentsForRepurchaseOfCommonStock`	-	USD	Annual
Purchases of common stock	`PaymentsForRepurchaseOfCommonStock`	-	USD	Annual
Proceeds from stock options and employee stock purchase plan	`ProceedsFromIssuanceOfSharesUnderIncentiveAndShareBasedCompensationPlansIncludingStockOptions`	$32.40M	USD	Annual
Proceeds from stock options and employee stock purchase plan	`ProceedsFromIssuanceOfSharesUnderIncentiveAndShareBasedCompensationPlansIncludingStockOptions`	$32.40M	USD	Annual
Proceeds from stock options and employee stock purchase plan	`ProceedsFromIssuanceOfSharesUnderIncentiveAndShareBasedCompensationPlansIncludingStockOptions`	$46.40M	USD	Annual
Proceeds from stock options and employee stock purchase plan	`ProceedsFromIssuanceOfSharesUnderIncentiveAndShareBasedCompensationPlansIncludingStockOptions`	$46.40M	USD	Annual
Proceeds from stock options and employee stock purchase plan	`ProceedsFromIssuanceOfSharesUnderIncentiveAndShareBasedCompensationPlansIncludingStockOptions`	$22.10M	USD	Annual
Proceeds from stock options and employee stock purchase plan	`ProceedsFromIssuanceOfSharesUnderIncentiveAndShareBasedCompensationPlansIncludingStockOptions`	$22.10M	USD	Annual
Distributions paid on common stock	`PaymentsOfOrdinaryDividendsCommonStockAndShareBasedPaymentArrangement`	$3.07B	USD	Annual
Distributions paid on common stock	`PaymentsOfOrdinaryDividendsCommonStockAndShareBasedPaymentArrangement`	$3.07B	USD	Annual
Distributions paid on common stock	`PaymentsOfOrdinaryDividendsCommonStockAndShareBasedPaymentArrangement`	$2.95B	USD	Annual
Distributions paid on common stock	`PaymentsOfOrdinaryDividendsCommonStockAndShareBasedPaymentArrangement`	$2.95B	USD	Annual
Distributions paid on common stock	`PaymentsOfOrdinaryDividendsCommonStockAndShareBasedPaymentArrangement`	$2.63B	USD	Annual
Distributions paid on common stock	`PaymentsOfOrdinaryDividendsCommonStockAndShareBasedPaymentArrangement`	$2.63B	USD	Annual
Proceeds from the issuance of common stock, net	`ProceedsFromIssuanceOfCommonStock`	-	USD	Annual
Proceeds from the issuance of common stock, net	`ProceedsFromIssuanceOfCommonStock`	-	USD	Annual
Proceeds from the issuance of common stock, net	`ProceedsFromIssuanceOfCommonStock`	$2.29B	USD	Annual
Proceeds from the issuance of common stock, net	`ProceedsFromIssuanceOfCommonStock`	$2.29B	USD	Annual
Proceeds from the issuance of common stock, net	`ProceedsFromIssuanceOfCommonStock`	-	USD	Annual
Proceeds from the issuance of common stock, net	`ProceedsFromIssuanceOfCommonStock`	-	USD	Annual
Deferred financing costs and other financing activities	`ProceedsFromPaymentsForOtherFinancingActivities`	$-144.50M	USD	Annual
Deferred financing costs and other financing activities	`ProceedsFromPaymentsForOtherFinancingActivities`	$-144.50M	USD	Annual
Deferred financing costs and other financing activities	`ProceedsFromPaymentsForOtherFinancingActivities`	$-218.50M	USD	Annual
Deferred financing costs and other financing activities	`ProceedsFromPaymentsForOtherFinancingActivities`	$-218.50M	USD	Annual
Deferred financing costs and other financing activities	`ProceedsFromPaymentsForOtherFinancingActivities`	$-94.90M	USD	Annual
Deferred financing costs and other financing activities	`ProceedsFromPaymentsForOtherFinancingActivities`	$-94.90M	USD	Annual
Cash used for financing activities	`NetCashProvidedByUsedInFinancingActivities`	$-5.45B	USD	Annual
Cash used for financing activities	`NetCashProvidedByUsedInFinancingActivities`	$-5.45B	USD	Annual
Cash used for financing activities	`NetCashProvidedByUsedInFinancingActivities`	$-3.10B	USD	Annual
Cash used for financing activities	`NetCashProvidedByUsedInFinancingActivities`	$-3.10B	USD	Annual
Cash used for financing activities	`NetCashProvidedByUsedInFinancingActivities`	$-1.42B	USD	Annual
Cash used for financing activities	`NetCashProvidedByUsedInFinancingActivities`	$-1.42B	USD	Annual
Net effect of changes in foreign currency exchange rates on cash and cash equivalents, and restricted cash	`EffectOfExchangeRateOnCashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents`	$-120.40M	USD	Annual
Net effect of changes in foreign currency exchange rates on cash and cash equivalents, and restricted cash	`EffectOfExchangeRateOnCashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents`	$-120.40M	USD	Annual
Net effect of changes in foreign currency exchange rates on cash and cash equivalents, and restricted cash	`EffectOfExchangeRateOnCashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents`	$-233.90M	USD	Annual
Net effect of changes in foreign currency exchange rates on cash and cash equivalents, and restricted cash	`EffectOfExchangeRateOnCashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents`	$-233.90M	USD	Annual
Net effect of changes in foreign currency exchange rates on cash and cash equivalents, and restricted cash	`EffectOfExchangeRateOnCashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents`	$23.20M	USD	Annual
Net effect of changes in foreign currency exchange rates on cash and cash equivalents, and restricted cash	`EffectOfExchangeRateOnCashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents`	$23.20M	USD	Annual
NET INCREASE (DECREASE) IN CASH AND CASH EQUIVALENTS, AND RESTRICTED CASH	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect`	$14.80M	USD	Annual
NET INCREASE (DECREASE) IN CASH AND CASH EQUIVALENTS, AND RESTRICTED CASH	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect`	$14.80M	USD	Annual
NET INCREASE (DECREASE) IN CASH AND CASH EQUIVALENTS, AND RESTRICTED CASH	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect`	$-202.60M	USD	Annual
NET INCREASE (DECREASE) IN CASH AND CASH EQUIVALENTS, AND RESTRICTED CASH	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect`	$-202.60M	USD	Annual
NET INCREASE (DECREASE) IN CASH AND CASH EQUIVALENTS, AND RESTRICTED CASH	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect`	$-47.30M	USD	Annual
NET INCREASE (DECREASE) IN CASH AND CASH EQUIVALENTS, AND RESTRICTED CASH	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect`	$-47.30M	USD	Annual
CASH AND CASH EQUIVALENTS, AND RESTRICTED CASH, BEGINNING OF YEAR	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents`	$2.09B	USD	Point-in-time
CASH AND CASH EQUIVALENTS, AND RESTRICTED CASH, BEGINNING OF YEAR	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents`	$2.09B	USD	Point-in-time
CASH AND CASH EQUIVALENTS, AND RESTRICTED CASH, BEGINNING OF YEAR	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents`	$2.14B	USD	Point-in-time
CASH AND CASH EQUIVALENTS, AND RESTRICTED CASH, BEGINNING OF YEAR	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents`	$2.14B	USD	Point-in-time
CASH AND CASH EQUIVALENTS, AND RESTRICTED CASH, BEGINNING OF YEAR	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents`	$2.34B	USD	Point-in-time
CASH AND CASH EQUIVALENTS, AND RESTRICTED CASH, BEGINNING OF YEAR	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents`	$2.34B	USD	Point-in-time
CASH AND CASH EQUIVALENTS, AND RESTRICTED CASH, BEGINNING OF YEAR	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents`	$2.11B	USD	Point-in-time
CASH AND CASH EQUIVALENTS, AND RESTRICTED CASH, BEGINNING OF YEAR	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents`	$2.11B	USD	Point-in-time
CASH AND CASH EQUIVALENTS, AND RESTRICTED CASH, END OF YEAR	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents`	$2.09B	USD	Point-in-time
CASH AND CASH EQUIVALENTS, AND RESTRICTED CASH, END OF YEAR	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents`	$2.09B	USD	Point-in-time
CASH AND CASH EQUIVALENTS, AND RESTRICTED CASH, END OF YEAR	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents`	$2.14B	USD	Point-in-time
CASH AND CASH EQUIVALENTS, AND RESTRICTED CASH, END OF YEAR	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents`	$2.14B	USD	Point-in-time
CASH AND CASH EQUIVALENTS, AND RESTRICTED CASH, END OF YEAR	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents`	$2.34B	USD	Point-in-time
CASH AND CASH EQUIVALENTS, AND RESTRICTED CASH, END OF YEAR	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents`	$2.34B	USD	Point-in-time
CASH AND CASH EQUIVALENTS, AND RESTRICTED CASH, END OF YEAR	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents`	$2.11B	USD	Point-in-time
CASH AND CASH EQUIVALENTS, AND RESTRICTED CASH, END OF YEAR	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents`	$2.11B	USD	Point-in-time

Stockholders Equity 84 line items

Line Item	Tag	Value	Unit	Period
Balance at beginning of period (in shares)	`CommonStockSharesOutstanding`	467.38M	shares	Point-in-time
Balance at beginning of period (in shares)	`CommonStockSharesOutstanding`	467.38M	shares	Point-in-time
Balance at beginning of period (in shares)	`CommonStockSharesOutstanding`	466.30M	shares	Point-in-time
Balance at beginning of period (in shares)	`CommonStockSharesOutstanding`	466.30M	shares	Point-in-time
Balance at beginning of period (in shares)	`TreasuryStockCommonShares`	11.00M	shares	Point-in-time
Balance at beginning of period (in shares)	`TreasuryStockCommonShares`	11.00M	shares	Point-in-time
Balance at beginning of period (in shares)	`TreasuryStockCommonShares`	11.00M	shares	Point-in-time
Balance at beginning of period (in shares)	`TreasuryStockCommonShares`	11.00M	shares	Point-in-time
Balance at beginning of period	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$9.07B	USD	Point-in-time
Balance at beginning of period	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$9.07B	USD	Point-in-time
Balance at beginning of period	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$12.41B	USD	Point-in-time
Balance at beginning of period	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$12.41B	USD	Point-in-time
Balance at beginning of period	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$10.87B	USD	Point-in-time
Balance at beginning of period	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$10.87B	USD	Point-in-time
Balance at beginning of period	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$9.65B	USD	Point-in-time
Balance at beginning of period	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$9.65B	USD	Point-in-time
Stock-based compensation related activity	`StockIssuedDuringPeriodValueShareBasedCompensation`	$169.60M	USD	Annual
Stock-based compensation related activity	`StockIssuedDuringPeriodValueShareBasedCompensation`	$169.60M	USD	Annual
Stock-based compensation related activity	`StockIssuedDuringPeriodValueShareBasedCompensation`	$169.30M	USD	Annual
Stock-based compensation related activity	`StockIssuedDuringPeriodValueShareBasedCompensation`	$169.30M	USD	Annual
Stock-based compensation related activity	`StockIssuedDuringPeriodValueShareBasedCompensation`	$141.90M	USD	Annual
Stock-based compensation related activity	`StockIssuedDuringPeriodValueShareBasedCompensation`	$141.90M	USD	Annual
Issuance of common stockstock purchase plan	`StockIssuedDuringPeriodValueEmployeeStockPurchasePlan`	$15.30M	USD	Annual
Issuance of common stockstock purchase plan	`StockIssuedDuringPeriodValueEmployeeStockPurchasePlan`	$15.30M	USD	Annual
Issuance of common stockstock purchase plan	`StockIssuedDuringPeriodValueEmployeeStockPurchasePlan`	$14.30M	USD	Annual
Issuance of common stockstock purchase plan	`StockIssuedDuringPeriodValueEmployeeStockPurchasePlan`	$14.30M	USD	Annual
Issuance of common stockstock purchase plan	`StockIssuedDuringPeriodValueEmployeeStockPurchasePlan`	$15.10M	USD	Annual
Issuance of common stockstock purchase plan	`StockIssuedDuringPeriodValueEmployeeStockPurchasePlan`	$15.10M	USD	Annual
Issuance of common stock	`StockIssuedDuringPeriodValueNewIssues`	$2.29B	USD	Annual
Issuance of common stock	`StockIssuedDuringPeriodValueNewIssues`	$2.29B	USD	Annual
Treasury stock activity	`TreasuryStockValueAcquiredCostMethod`	$18.80M	USD	Annual
Treasury stock activity	`TreasuryStockValueAcquiredCostMethod`	$18.80M	USD	Annual
Foreign currency translation adjustment, net of tax	`OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationAdjustmentNetOfTax`	$60.20M	USD	Annual
Foreign currency translation adjustment, net of tax	`OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationAdjustmentNetOfTax`	$60.20M	USD	Annual
Foreign currency translation adjustment, net of tax	`OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationAdjustmentNetOfTax`	$-1.52B	USD	Annual
Foreign currency translation adjustment, net of tax	`OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationAdjustmentNetOfTax`	$-1.52B	USD	Annual
Foreign currency translation adjustment, net of tax	`OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationAdjustmentNetOfTax`	$-1.17B	USD	Annual
Foreign currency translation adjustment, net of tax	`OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationAdjustmentNetOfTax`	$-1.17B	USD	Annual
Reclassification of cumulative translation adjustments associated with the sale of ATC TIPL	`OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationReclassificationAdjustmentFromAOCIRealizedUponSaleOrLiquidationNetOfTax`	$-1.07B	USD	Annual
Reclassification of cumulative translation adjustments associated with the sale of ATC TIPL	`OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationReclassificationAdjustmentFromAOCIRealizedUponSaleOrLiquidationNetOfTax`	$-1.07B	USD	Annual
Reclassification of cumulative translation adjustments associated with the sale of ATC TIPL	`OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationReclassificationAdjustmentFromAOCIRealizedUponSaleOrLiquidationNetOfTax`	-	USD	Annual
Reclassification of cumulative translation adjustments associated with the sale of ATC TIPL	`OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationReclassificationAdjustmentFromAOCIRealizedUponSaleOrLiquidationNetOfTax`	-	USD	Annual
Reclassification of cumulative translation adjustments associated with the sale of ATC TIPL	`OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationReclassificationAdjustmentFromAOCIRealizedUponSaleOrLiquidationNetOfTax`	-	USD	Annual
Reclassification of cumulative translation adjustments associated with the sale of ATC TIPL	`OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationReclassificationAdjustmentFromAOCIRealizedUponSaleOrLiquidationNetOfTax`	-	USD	Annual
Contributions from noncontrolling interest holders	`NoncontrollingInterestIncreaseFromSubsidiaryEquityIssuance`	$154.60M	USD	Annual
Contributions from noncontrolling interest holders	`NoncontrollingInterestIncreaseFromSubsidiaryEquityIssuance`	$154.60M	USD	Annual
Contributions from noncontrolling interest holders	`NoncontrollingInterestIncreaseFromSubsidiaryEquityIssuance`	$12.70M	USD	Annual
Contributions from noncontrolling interest holders	`NoncontrollingInterestIncreaseFromSubsidiaryEquityIssuance`	$12.70M	USD	Annual
Contributions from noncontrolling interest holders	`NoncontrollingInterestIncreaseFromSubsidiaryEquityIssuance`	$3.13B	USD	Annual
Contributions from noncontrolling interest holders	`NoncontrollingInterestIncreaseFromSubsidiaryEquityIssuance`	$3.13B	USD	Annual
Distributions to noncontrolling interest	`MinorityInterestDecreaseFromDistributionsToNoncontrollingInterestHolders`	$346.40M	USD	Annual
Distributions to noncontrolling interest	`MinorityInterestDecreaseFromDistributionsToNoncontrollingInterestHolders`	$346.40M	USD	Annual
Distributions to noncontrolling interest	`MinorityInterestDecreaseFromDistributionsToNoncontrollingInterestHolders`	$23.00M	USD	Annual
Distributions to noncontrolling interest	`MinorityInterestDecreaseFromDistributionsToNoncontrollingInterestHolders`	$23.00M	USD	Annual
Distributions to noncontrolling interest	`MinorityInterestDecreaseFromDistributionsToNoncontrollingInterestHolders`	$146.80M	USD	Annual
Distributions to noncontrolling interest	`MinorityInterestDecreaseFromDistributionsToNoncontrollingInterestHolders`	$146.80M	USD	Annual
Common stock distributions declared	`DividendsCash`	$3.02B	USD	Annual
Common stock distributions declared	`DividendsCash`	$3.02B	USD	Annual
Common stock distributions declared	`DividendsCash`	$3.04B	USD	Annual
Common stock distributions declared	`DividendsCash`	$3.04B	USD	Annual
Common stock distributions declared	`DividendsCash`	$2.73B	USD	Annual
Common stock distributions declared	`DividendsCash`	$2.73B	USD	Annual
Net income (loss)	`NetIncomeLossIncludingPortionAttributableToNonredeemableNoncontrollingInterest`	$1.70B	USD	Annual
Net income (loss)	`NetIncomeLossIncludingPortionAttributableToNonredeemableNoncontrollingInterest`	$1.70B	USD	Annual
Net income (loss)	`NetIncomeLossIncludingPortionAttributableToNonredeemableNoncontrollingInterest`	$1.37B	USD	Annual
Net income (loss)	`NetIncomeLossIncludingPortionAttributableToNonredeemableNoncontrollingInterest`	$1.37B	USD	Annual
Net income (loss)	`NetIncomeLossIncludingPortionAttributableToNonredeemableNoncontrollingInterest`	$2.28B	USD	Annual
Net income (loss)	`NetIncomeLossIncludingPortionAttributableToNonredeemableNoncontrollingInterest`	$2.28B	USD	Annual
Balance at end of period (in shares)	`CommonStockSharesOutstanding`	467.38M	shares	Point-in-time
Balance at end of period (in shares)	`CommonStockSharesOutstanding`	467.38M	shares	Point-in-time
Balance at end of period (in shares)	`CommonStockSharesOutstanding`	466.30M	shares	Point-in-time
Balance at end of period (in shares)	`CommonStockSharesOutstanding`	466.30M	shares	Point-in-time
Balance at end of period (in shares)	`TreasuryStockCommonShares`	11.00M	shares	Point-in-time
Balance at end of period (in shares)	`TreasuryStockCommonShares`	11.00M	shares	Point-in-time
Balance at end of period (in shares)	`TreasuryStockCommonShares`	11.00M	shares	Point-in-time
Balance at end of period (in shares)	`TreasuryStockCommonShares`	11.00M	shares	Point-in-time
Balance at end of period	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$9.07B	USD	Point-in-time
Balance at end of period	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$9.07B	USD	Point-in-time
Balance at end of period	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$12.41B	USD	Point-in-time
Balance at end of period	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$12.41B	USD	Point-in-time
Balance at end of period	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$10.87B	USD	Point-in-time
Balance at end of period	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$10.87B	USD	Point-in-time
Balance at end of period	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$9.65B	USD	Point-in-time
Balance at end of period	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$9.65B	USD	Point-in-time

Comprehensive Income 48 line items

Line Item	Tag	Value	Unit	Period
Net income	`ProfitLoss`	$1.70B	USD	Annual
Net income	`ProfitLoss`	$1.70B	USD	Annual
Foreign currency translation adjustments, tax (benefit) expense	`OtherComprehensiveIncomeForeignCurrencyTranslationGainLossArisingDuringPeriodTax`	$-800.00K	USD	Annual
Foreign currency translation adjustments, tax (benefit) expense	`OtherComprehensiveIncomeForeignCurrencyTranslationGainLossArisingDuringPeriodTax`	$-800.00K	USD	Annual
Foreign currency translation adjustments, tax (benefit) expense	`OtherComprehensiveIncomeForeignCurrencyTranslationGainLossArisingDuringPeriodTax`	$300.00K	USD	Annual
Foreign currency translation adjustments, tax (benefit) expense	`OtherComprehensiveIncomeForeignCurrencyTranslationGainLossArisingDuringPeriodTax`	$300.00K	USD	Annual
Foreign currency translation adjustments, tax (benefit) expense	`OtherComprehensiveIncomeForeignCurrencyTranslationGainLossArisingDuringPeriodTax`	$-800.00K	USD	Annual
Foreign currency translation adjustments, tax (benefit) expense	`OtherComprehensiveIncomeForeignCurrencyTranslationGainLossArisingDuringPeriodTax`	$-800.00K	USD	Annual
Net income	`ProfitLoss`	$1.37B	USD	Annual
Net income	`ProfitLoss`	$1.37B	USD	Annual
Net income	`ProfitLoss`	$2.28B	USD	Annual
Net income	`ProfitLoss`	$2.28B	USD	Annual
Reclassification of cumulative translation adjustments associated with the sale of ATC TIPL	`OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationReclassificationAdjustmentFromAOCIRealizedUponSaleOrLiquidationNetOfTax`	$-1.07B	USD	Annual
Reclassification of cumulative translation adjustments associated with the sale of ATC TIPL	`OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationReclassificationAdjustmentFromAOCIRealizedUponSaleOrLiquidationNetOfTax`	$-1.07B	USD	Annual
Reclassification of cumulative translation adjustments associated with the sale of ATC TIPL	`OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationReclassificationAdjustmentFromAOCIRealizedUponSaleOrLiquidationNetOfTax`	-	USD	Annual
Reclassification of cumulative translation adjustments associated with the sale of ATC TIPL	`OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationReclassificationAdjustmentFromAOCIRealizedUponSaleOrLiquidationNetOfTax`	-	USD	Annual
Reclassification of cumulative translation adjustments associated with the sale of ATC TIPL	`OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationReclassificationAdjustmentFromAOCIRealizedUponSaleOrLiquidationNetOfTax`	-	USD	Annual
Reclassification of cumulative translation adjustments associated with the sale of ATC TIPL	`OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationReclassificationAdjustmentFromAOCIRealizedUponSaleOrLiquidationNetOfTax`	-	USD	Annual
Foreign currency translation adjustments, net of tax (benefit) expense of $(0.8), $0.3, and $(0.8), respectively.	`OtherComprehensiveIncomeForeignCurrencyTransactionAndTranslationGainLossArisingDuringPeriodNetOfTax`	$-1.52B	USD	Annual
Foreign currency translation adjustments, net of tax (benefit) expense of $(0.8), $0.3, and $(0.8), respectively.	`OtherComprehensiveIncomeForeignCurrencyTransactionAndTranslationGainLossArisingDuringPeriodNetOfTax`	$-1.52B	USD	Annual
Foreign currency translation adjustments, net of tax (benefit) expense of $(0.8), $0.3, and $(0.8), respectively.	`OtherComprehensiveIncomeForeignCurrencyTransactionAndTranslationGainLossArisingDuringPeriodNetOfTax`	$-1.17B	USD	Annual
Foreign currency translation adjustments, net of tax (benefit) expense of $(0.8), $0.3, and $(0.8), respectively.	`OtherComprehensiveIncomeForeignCurrencyTransactionAndTranslationGainLossArisingDuringPeriodNetOfTax`	$-1.17B	USD	Annual
Foreign currency translation adjustments, net of tax (benefit) expense of $(0.8), $0.3, and $(0.8), respectively.	`OtherComprehensiveIncomeForeignCurrencyTransactionAndTranslationGainLossArisingDuringPeriodNetOfTax`	$60.20M	USD	Annual
Foreign currency translation adjustments, net of tax (benefit) expense of $(0.8), $0.3, and $(0.8), respectively.	`OtherComprehensiveIncomeForeignCurrencyTransactionAndTranslationGainLossArisingDuringPeriodNetOfTax`	$60.20M	USD	Annual
Other comprehensive (loss) income	`OtherComprehensiveIncomeLossNetOfTax`	$-1.17B	USD	Annual
Other comprehensive (loss) income	`OtherComprehensiveIncomeLossNetOfTax`	$-1.17B	USD	Annual
Other comprehensive (loss) income	`OtherComprehensiveIncomeLossNetOfTax`	$-449.20M	USD	Annual
Other comprehensive (loss) income	`OtherComprehensiveIncomeLossNetOfTax`	$-449.20M	USD	Annual
Other comprehensive (loss) income	`OtherComprehensiveIncomeLossNetOfTax`	$60.20M	USD	Annual
Other comprehensive (loss) income	`OtherComprehensiveIncomeLossNetOfTax`	$60.20M	USD	Annual
Comprehensive income	`ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest`	$1.83B	USD	Annual
Comprehensive income	`ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest`	$1.83B	USD	Annual
Comprehensive income	`ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest`	$531.70M	USD	Annual
Comprehensive income	`ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest`	$531.70M	USD	Annual
Comprehensive income	`ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest`	$1.43B	USD	Annual
Comprehensive income	`ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest`	$1.43B	USD	Annual
Comprehensive loss attributable to noncontrolling interests	`ComprehensiveIncomeNetOfTaxAttributableToNoncontrollingInterest`	$-34.80M	USD	Annual
Comprehensive loss attributable to noncontrolling interests	`ComprehensiveIncomeNetOfTaxAttributableToNoncontrollingInterest`	$-34.80M	USD	Annual
Comprehensive loss attributable to noncontrolling interests	`ComprehensiveIncomeNetOfTaxAttributableToNoncontrollingInterest`	$-208.90M	USD	Annual
Comprehensive loss attributable to noncontrolling interests	`ComprehensiveIncomeNetOfTaxAttributableToNoncontrollingInterest`	$-208.90M	USD	Annual
Comprehensive loss attributable to noncontrolling interests	`ComprehensiveIncomeNetOfTaxAttributableToNoncontrollingInterest`	$-254.70M	USD	Annual
Comprehensive loss attributable to noncontrolling interests	`ComprehensiveIncomeNetOfTaxAttributableToNoncontrollingInterest`	$-254.70M	USD	Annual
Comprehensive income attributable to American Tower Corporation stockholders	`ComprehensiveIncomeNetOfTax`	$1.46B	USD	Annual
Comprehensive income attributable to American Tower Corporation stockholders	`ComprehensiveIncomeNetOfTax`	$1.46B	USD	Annual
Comprehensive income attributable to American Tower Corporation stockholders	`ComprehensiveIncomeNetOfTax`	$786.40M	USD	Annual
Comprehensive income attributable to American Tower Corporation stockholders	`ComprehensiveIncomeNetOfTax`	$786.40M	USD	Annual
Comprehensive income attributable to American Tower Corporation stockholders	`ComprehensiveIncomeNetOfTax`	$2.04B	USD	Annual
Comprehensive income attributable to American Tower Corporation stockholders	`ComprehensiveIncomeNetOfTax`	$2.04B	USD	Annual

Data is extracted from SEC EDGAR XBRL filings. Values shown are as reported in the filing.