10-Q Filing

CLEVELAND-CLIFFS INC. CIK: 764065 Q3 2024

Filing Information

Form Type	10-Q
Accession Number	`0000764065-24-000206`
Period End Date	20240930
Filing Date	20241105
Fiscal Year	2024
Fiscal Period	Q3
XBRL Instance	clf-20240930_htm.xml

Filing Contents

This filing contains the following financial statements:

Balance Sheet 152 Income Statement 230 Cash Flow Statement 134 Stockholders Equity 88 Comprehensive Income 72

Balance Sheet 152 line items

Line Item	Tag	Value	Unit	Period
Common shares, par value (in dollars per share)	`CommonStockParOrStatedValuePerShare`	$0.12	USD	Point-in-time
Common shares, par value (in dollars per share)	`CommonStockParOrStatedValuePerShare`	$0.12	USD	Point-in-time
Common shares, authorized (in shares)	`CommonStockSharesAuthorized`	1.20B	shares	Point-in-time
Common shares, authorized (in shares)	`CommonStockSharesAuthorized`	1.20B	shares	Point-in-time
Common shares, authorized (in shares)	`CommonStockSharesAuthorized`	1.20B	shares	Point-in-time
Common shares, authorized (in shares)	`CommonStockSharesAuthorized`	1.20B	shares	Point-in-time
Common shares, issued (in shares)	`CommonStockSharesIssued`	531.05M	shares	Point-in-time
Common shares, issued (in shares)	`CommonStockSharesIssued`	531.05M	shares	Point-in-time
Common shares, issued (in shares)	`CommonStockSharesIssued`	531.05M	shares	Point-in-time
Common shares, issued (in shares)	`CommonStockSharesIssued`	531.05M	shares	Point-in-time
Cash and cash equivalents	`CashAndCashEquivalentsAtCarryingValue`	$198.00M	USD	Point-in-time
Cash and cash equivalents	`CashAndCashEquivalentsAtCarryingValue`	$198.00M	USD	Point-in-time
Cash and cash equivalents	`CashAndCashEquivalentsAtCarryingValue`	$39.00M	USD	Point-in-time
Cash and cash equivalents	`CashAndCashEquivalentsAtCarryingValue`	$39.00M	USD	Point-in-time
Accounts receivable, net	`AccountsReceivableNetCurrent`	$1.58B	USD	Point-in-time
Accounts receivable, net	`AccountsReceivableNetCurrent`	$1.58B	USD	Point-in-time
Common shares, outstanding (in shares)	`CommonStockSharesOutstanding`	504.89M	shares	Point-in-time
Common shares, outstanding (in shares)	`CommonStockSharesOutstanding`	504.89M	shares	Point-in-time
Common shares, outstanding (in shares)	`CommonStockSharesOutstanding`	468.07M	shares	Point-in-time
Common shares, outstanding (in shares)	`CommonStockSharesOutstanding`	468.07M	shares	Point-in-time
Accounts receivable, net	`AccountsReceivableNetCurrent`	$1.84B	USD	Point-in-time
Accounts receivable, net	`AccountsReceivableNetCurrent`	$1.84B	USD	Point-in-time
Common shares in treasury (in shares)	`TreasuryStockCommonShares`	26.16M	shares	Point-in-time
Common shares in treasury (in shares)	`TreasuryStockCommonShares`	26.16M	shares	Point-in-time
Common shares in treasury (in shares)	`TreasuryStockCommonShares`	62.98M	shares	Point-in-time
Common shares in treasury (in shares)	`TreasuryStockCommonShares`	62.98M	shares	Point-in-time
Inventories	`InventoryNet`	$4.46B	USD	Point-in-time
Inventories	`InventoryNet`	$4.46B	USD	Point-in-time
Inventories	`InventoryNet`	$4.24B	USD	Point-in-time
Inventories	`InventoryNet`	$4.24B	USD	Point-in-time
Other current assets	`OtherAssetsCurrent`	$169.00M	USD	Point-in-time
Other current assets	`OtherAssetsCurrent`	$169.00M	USD	Point-in-time
Other current assets	`OtherAssetsCurrent`	$138.00M	USD	Point-in-time
Other current assets	`OtherAssetsCurrent`	$138.00M	USD	Point-in-time
Total current assets	`AssetsCurrent`	$6.03B	USD	Point-in-time
Total current assets	`AssetsCurrent`	$6.03B	USD	Point-in-time
Total current assets	`AssetsCurrent`	$6.64B	USD	Point-in-time
Total current assets	`AssetsCurrent`	$6.64B	USD	Point-in-time
Property, plant and equipment, net	`PropertyPlantAndEquipmentNet`	$8.89B	USD	Point-in-time
Property, plant and equipment, net	`PropertyPlantAndEquipmentNet`	$8.89B	USD	Point-in-time
Property, plant and equipment, net	`PropertyPlantAndEquipmentNet`	$8.69B	USD	Point-in-time
Property, plant and equipment, net	`PropertyPlantAndEquipmentNet`	$8.69B	USD	Point-in-time
Goodwill	`Goodwill`	$1.00B	USD	Point-in-time
Goodwill	`Goodwill`	$1.00B	USD	Point-in-time
Goodwill	`Goodwill`	$1.00B	USD	Point-in-time
Goodwill	`Goodwill`	$1.00B	USD	Point-in-time
Pension and OPEB assets	`DefinedBenefitPlanAssetsForPlanBenefitsNoncurrent`	$378.00M	USD	Point-in-time
Pension and OPEB assets	`DefinedBenefitPlanAssetsForPlanBenefitsNoncurrent`	$378.00M	USD	Point-in-time
Pension and OPEB assets	`DefinedBenefitPlanAssetsForPlanBenefitsNoncurrent`	$329.00M	USD	Point-in-time
Pension and OPEB assets	`DefinedBenefitPlanAssetsForPlanBenefitsNoncurrent`	$329.00M	USD	Point-in-time
Other non-current assets	`OtherAssetsNoncurrent`	$672.00M	USD	Point-in-time
Other non-current assets	`OtherAssetsNoncurrent`	$672.00M	USD	Point-in-time
Other non-current assets	`OtherAssetsNoncurrent`	$699.00M	USD	Point-in-time
Other non-current assets	`OtherAssetsNoncurrent`	$699.00M	USD	Point-in-time
TOTAL ASSETS	`Assets`	$16.80B	USD	Point-in-time
TOTAL ASSETS	`Assets`	$16.80B	USD	Point-in-time
TOTAL ASSETS	`Assets`	$17.54B	USD	Point-in-time
TOTAL ASSETS	`Assets`	$17.54B	USD	Point-in-time
Accounts payable	`AccountsPayableCurrent`	$1.98B	USD	Point-in-time
Accounts payable	`AccountsPayableCurrent`	$1.98B	USD	Point-in-time
Accounts payable	`AccountsPayableCurrent`	$2.10B	USD	Point-in-time
Accounts payable	`AccountsPayableCurrent`	$2.10B	USD	Point-in-time
Accrued employment costs	`EmployeeRelatedLiabilitiesCurrent`	$413.00M	USD	Point-in-time
Accrued employment costs	`EmployeeRelatedLiabilitiesCurrent`	$413.00M	USD	Point-in-time
Accrued employment costs	`EmployeeRelatedLiabilitiesCurrent`	$511.00M	USD	Point-in-time
Accrued employment costs	`EmployeeRelatedLiabilitiesCurrent`	$511.00M	USD	Point-in-time
Accrued expenses	`AccruedLiabilitiesCurrent`	$380.00M	USD	Point-in-time
Accrued expenses	`AccruedLiabilitiesCurrent`	$380.00M	USD	Point-in-time
Accrued expenses	`AccruedLiabilitiesCurrent`	$379.00M	USD	Point-in-time
Accrued expenses	`AccruedLiabilitiesCurrent`	$379.00M	USD	Point-in-time
Other current liabilities	`OtherLiabilitiesCurrent`	$518.00M	USD	Point-in-time
Other current liabilities	`OtherLiabilitiesCurrent`	$518.00M	USD	Point-in-time
Other current liabilities	`OtherLiabilitiesCurrent`	$480.00M	USD	Point-in-time
Other current liabilities	`OtherLiabilitiesCurrent`	$480.00M	USD	Point-in-time
Total current liabilities	`LiabilitiesCurrent`	$3.51B	USD	Point-in-time
Total current liabilities	`LiabilitiesCurrent`	$3.51B	USD	Point-in-time
Total current liabilities	`LiabilitiesCurrent`	$3.25B	USD	Point-in-time
Total current liabilities	`LiabilitiesCurrent`	$3.25B	USD	Point-in-time
Long-term debt	`LongTermDebtNoncurrent`	$3.14B	USD	Point-in-time
Long-term debt	`LongTermDebtNoncurrent`	$3.14B	USD	Point-in-time
Long-term debt	`LongTermDebtNoncurrent`	$3.77B	USD	Point-in-time
Long-term debt	`LongTermDebtNoncurrent`	$3.77B	USD	Point-in-time
Pension and OPEB liabilities	`PensionAndOtherPostretirementDefinedBenefitPlansLiabilitiesNoncurrent`	$666.00M	USD	Point-in-time
Pension and OPEB liabilities	`PensionAndOtherPostretirementDefinedBenefitPlansLiabilitiesNoncurrent`	$666.00M	USD	Point-in-time
Pension and OPEB liabilities	`PensionAndOtherPostretirementDefinedBenefitPlansLiabilitiesNoncurrent`	$821.00M	USD	Point-in-time
Pension and OPEB liabilities	`PensionAndOtherPostretirementDefinedBenefitPlansLiabilitiesNoncurrent`	$821.00M	USD	Point-in-time
Deferred income taxes	`DeferredTaxAndOtherLiabilitiesNoncurrent`	$639.00M	USD	Point-in-time
Deferred income taxes	`DeferredTaxAndOtherLiabilitiesNoncurrent`	$639.00M	USD	Point-in-time
Deferred income taxes	`DeferredTaxAndOtherLiabilitiesNoncurrent`	$567.00M	USD	Point-in-time
Deferred income taxes	`DeferredTaxAndOtherLiabilitiesNoncurrent`	$567.00M	USD	Point-in-time
Other non-current liabilities	`OtherLiabilitiesNoncurrent`	$1.31B	USD	Point-in-time
Other non-current liabilities	`OtherLiabilitiesNoncurrent`	$1.31B	USD	Point-in-time
Other non-current liabilities	`OtherLiabilitiesNoncurrent`	$1.44B	USD	Point-in-time
Other non-current liabilities	`OtherLiabilitiesNoncurrent`	$1.44B	USD	Point-in-time
TOTAL LIABILITIES	`Liabilities`	$9.70B	USD	Point-in-time
TOTAL LIABILITIES	`Liabilities`	$9.70B	USD	Point-in-time
TOTAL LIABILITIES	`Liabilities`	$9.41B	USD	Point-in-time
TOTAL LIABILITIES	`Liabilities`	$9.41B	USD	Point-in-time
Commitments and contingencies (See Note 17)	`CommitmentsAndContingencies`	-	USD	Point-in-time
Commitments and contingencies (See Note 17)	`CommitmentsAndContingencies`	-	USD	Point-in-time
Commitments and contingencies (See Note 17)	`CommitmentsAndContingencies`	-	USD	Point-in-time
Commitments and contingencies (See Note 17)	`CommitmentsAndContingencies`	-	USD	Point-in-time
Common shares - par value $0.125 per share	`CommonStockValueOutstanding`	$66.00M	USD	Point-in-time
Common shares - par value $0.125 per share	`CommonStockValueOutstanding`	$66.00M	USD	Point-in-time
Common shares - par value $0.125 per share	`CommonStockValueOutstanding`	$66.00M	USD	Point-in-time
Common shares - par value $0.125 per share	`CommonStockValueOutstanding`	$66.00M	USD	Point-in-time
Capital in excess of par value of shares	`AdditionalPaidInCapital`	$4.88B	USD	Point-in-time
Capital in excess of par value of shares	`AdditionalPaidInCapital`	$4.88B	USD	Point-in-time
Capital in excess of par value of shares	`AdditionalPaidInCapital`	$4.86B	USD	Point-in-time
Capital in excess of par value of shares	`AdditionalPaidInCapital`	$4.86B	USD	Point-in-time
Retained earnings	`RetainedEarningsAccumulatedDeficit`	$1.73B	USD	Point-in-time
Retained earnings	`RetainedEarningsAccumulatedDeficit`	$1.73B	USD	Point-in-time
Retained earnings	`RetainedEarningsAccumulatedDeficit`	$1.43B	USD	Point-in-time
Retained earnings	`RetainedEarningsAccumulatedDeficit`	$1.43B	USD	Point-in-time
Cost of 62,984,048 common shares in treasury (2023 - 26,164,757 shares)	`TreasuryStockCommonValue`	$430.00M	USD	Point-in-time
Cost of 62,984,048 common shares in treasury (2023 - 26,164,757 shares)	`TreasuryStockCommonValue`	$430.00M	USD	Point-in-time
Cost of 62,984,048 common shares in treasury (2023 - 26,164,757 shares)	`TreasuryStockCommonValue`	$1.15B	USD	Point-in-time
Cost of 62,984,048 common shares in treasury (2023 - 26,164,757 shares)	`TreasuryStockCommonValue`	$1.15B	USD	Point-in-time
Accumulated other comprehensive income	`AccumulatedOtherComprehensiveIncomeLossNetOfTax`	$1.66B	USD	Point-in-time
Accumulated other comprehensive income	`AccumulatedOtherComprehensiveIncomeLossNetOfTax`	$1.66B	USD	Point-in-time
Accumulated other comprehensive income	`AccumulatedOtherComprehensiveIncomeLossNetOfTax`	$1.64B	USD	Point-in-time
Accumulated other comprehensive income	`AccumulatedOtherComprehensiveIncomeLossNetOfTax`	$1.64B	USD	Point-in-time
Accumulated other comprehensive income	`AccumulatedOtherComprehensiveIncomeLossNetOfTax`	$1.65B	USD	Point-in-time
Accumulated other comprehensive income	`AccumulatedOtherComprehensiveIncomeLossNetOfTax`	$1.65B	USD	Point-in-time
Total Cliffs shareholders' equity	`StockholdersEquity`	$6.85B	USD	Point-in-time
Total Cliffs shareholders' equity	`StockholdersEquity`	$6.85B	USD	Point-in-time
Total Cliffs shareholders' equity	`StockholdersEquity`	$7.89B	USD	Point-in-time
Total Cliffs shareholders' equity	`StockholdersEquity`	$7.89B	USD	Point-in-time
Noncontrolling interests	`MinorityInterest`	$241.00M	USD	Point-in-time
Noncontrolling interests	`MinorityInterest`	$241.00M	USD	Point-in-time
Noncontrolling interests	`MinorityInterest`	$235.00M	USD	Point-in-time
Noncontrolling interests	`MinorityInterest`	$235.00M	USD	Point-in-time
TOTAL EQUITY	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$8.12B	USD	Point-in-time
TOTAL EQUITY	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$8.12B	USD	Point-in-time
TOTAL EQUITY	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$7.44B	USD	Point-in-time
TOTAL EQUITY	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$7.44B	USD	Point-in-time
TOTAL EQUITY	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$8.04B	USD	Point-in-time
TOTAL EQUITY	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$8.04B	USD	Point-in-time
TOTAL EQUITY	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$7.79B	USD	Point-in-time
TOTAL EQUITY	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$7.79B	USD	Point-in-time
TOTAL EQUITY	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$7.09B	USD	Point-in-time
TOTAL EQUITY	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$7.09B	USD	Point-in-time
TOTAL EQUITY	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$8.04B	USD	Point-in-time
TOTAL EQUITY	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$8.04B	USD	Point-in-time
TOTAL EQUITY	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$8.26B	USD	Point-in-time
TOTAL EQUITY	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$8.26B	USD	Point-in-time
TOTAL EQUITY	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$7.37B	USD	Point-in-time
TOTAL EQUITY	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$7.37B	USD	Point-in-time
TOTAL LIABILITIES AND EQUITY	`LiabilitiesAndStockholdersEquity`	$17.54B	USD	Point-in-time
TOTAL LIABILITIES AND EQUITY	`LiabilitiesAndStockholdersEquity`	$17.54B	USD	Point-in-time
TOTAL LIABILITIES AND EQUITY	`LiabilitiesAndStockholdersEquity`	$16.80B	USD	Point-in-time
TOTAL LIABILITIES AND EQUITY	`LiabilitiesAndStockholdersEquity`	$16.80B	USD	Point-in-time

Income Statement 230 line items

Line Item	Tag	Value	Unit	Period
Revenues	`Revenues`	$16.88B	USD	3 Qtrs
Revenues	`Revenues`	$16.88B	USD	3 Qtrs
Revenues	`Revenues`	$4.57B	USD	1 Quarter
Revenues	`Revenues`	$4.57B	USD	1 Quarter
Revenues	`Revenues`	$14.86B	USD	3 Qtrs
Revenues	`Revenues`	$14.86B	USD	3 Qtrs
Revenues	`Revenues`	$5.61B	USD	1 Quarter
Revenues	`Revenues`	$5.61B	USD	1 Quarter
Cost of goods sold	`CostOfGoodsAndServicesSold`	$15.66B	USD	3 Qtrs
Cost of goods sold	`CostOfGoodsAndServicesSold`	$15.66B	USD	3 Qtrs
Cost of goods sold	`CostOfGoodsAndServicesSold`	$14.52B	USD	3 Qtrs
Cost of goods sold	`CostOfGoodsAndServicesSold`	$14.52B	USD	3 Qtrs
Cost of goods sold	`CostOfGoodsAndServicesSold`	$5.12B	USD	1 Quarter
Cost of goods sold	`CostOfGoodsAndServicesSold`	$5.12B	USD	1 Quarter
Cost of goods sold	`CostOfGoodsAndServicesSold`	$4.67B	USD	1 Quarter
Cost of goods sold	`CostOfGoodsAndServicesSold`	$4.67B	USD	1 Quarter
Selling, general and administrative expenses	`SellingGeneralAndAdministrativeExpense`	$112.00M	USD	1 Quarter
Selling, general and administrative expenses	`SellingGeneralAndAdministrativeExpense`	$112.00M	USD	1 Quarter
Selling, general and administrative expenses	`SellingGeneralAndAdministrativeExpense`	$347.00M	USD	3 Qtrs
Selling, general and administrative expenses	`SellingGeneralAndAdministrativeExpense`	$347.00M	USD	3 Qtrs
Selling, general and administrative expenses	`SellingGeneralAndAdministrativeExpense`	$139.00M	USD	1 Quarter
Selling, general and administrative expenses	`SellingGeneralAndAdministrativeExpense`	$139.00M	USD	1 Quarter
Selling, general and administrative expenses	`SellingGeneralAndAdministrativeExpense`	$415.00M	USD	3 Qtrs
Selling, general and administrative expenses	`SellingGeneralAndAdministrativeExpense`	$415.00M	USD	3 Qtrs
Acquisition-related costs	`BusinessCombinationAcquisitionRelatedCosts`	$14.00M	USD	3 Qtrs
Acquisition-related costs	`BusinessCombinationAcquisitionRelatedCosts`	$14.00M	USD	3 Qtrs
Acquisition-related costs	`BusinessCombinationAcquisitionRelatedCosts`	$5.00M	USD	1 Quarter
Acquisition-related costs	`BusinessCombinationAcquisitionRelatedCosts`	$5.00M	USD	1 Quarter
Acquisition-related costs	`BusinessCombinationAcquisitionRelatedCosts`	$14.00M	USD	1 Quarter
Acquisition-related costs	`BusinessCombinationAcquisitionRelatedCosts`	$14.00M	USD	1 Quarter
Acquisition-related costs	`BusinessCombinationAcquisitionRelatedCosts`	$5.00M	USD	3 Qtrs
Acquisition-related costs	`BusinessCombinationAcquisitionRelatedCosts`	$5.00M	USD	3 Qtrs
Restructuring and other charges	`RestructuringCharges`	$104.00M	USD	1 Quarter
Restructuring and other charges	`RestructuringCharges`	$104.00M	USD	1 Quarter
Restructuring and other charges	`RestructuringCharges`	-	USD	3 Qtrs
Restructuring and other charges	`RestructuringCharges`	-	USD	3 Qtrs
Restructuring and other charges	`RestructuringCharges`	-	USD	1 Quarter
Restructuring and other charges	`RestructuringCharges`	-	USD	1 Quarter
Restructuring and other charges	`RestructuringCharges`	$2.00M	USD	1 Quarter
Restructuring and other charges	`RestructuringCharges`	$2.00M	USD	1 Quarter
Restructuring and other charges	`RestructuringCharges`	$25.00M	USD	1 Quarter
Restructuring and other charges	`RestructuringCharges`	$25.00M	USD	1 Quarter
Restructuring and other charges	`RestructuringCharges`	$131.00M	USD	3 Qtrs
Restructuring and other charges	`RestructuringCharges`	$131.00M	USD	3 Qtrs
Asset impairments	`AssetImpairmentCharges`	-	USD	1 Quarter
Asset impairments	`AssetImpairmentCharges`	-	USD	1 Quarter
Asset impairments	`AssetImpairmentCharges`	-	USD	3 Qtrs
Asset impairments	`AssetImpairmentCharges`	-	USD	3 Qtrs
Asset impairments	`AssetImpairmentCharges`	-	USD	1 Quarter
Asset impairments	`AssetImpairmentCharges`	-	USD	1 Quarter
Asset impairments	`AssetImpairmentCharges`	$79.00M	USD	3 Qtrs
Asset impairments	`AssetImpairmentCharges`	$79.00M	USD	3 Qtrs
Asset impairments	`AssetImpairmentCharges`	$46.00M	USD	1 Quarter
Asset impairments	`AssetImpairmentCharges`	$46.00M	USD	1 Quarter
Miscellaneous net	`OtherOperatingIncomeExpenseNet`	$-63.00M	USD	3 Qtrs
Miscellaneous net	`OtherOperatingIncomeExpenseNet`	$-63.00M	USD	3 Qtrs
Miscellaneous net	`OtherOperatingIncomeExpenseNet`	$-27.00M	USD	1 Quarter
Miscellaneous net	`OtherOperatingIncomeExpenseNet`	$-27.00M	USD	1 Quarter
Miscellaneous net	`OtherOperatingIncomeExpenseNet`	$-26.00M	USD	3 Qtrs
Miscellaneous net	`OtherOperatingIncomeExpenseNet`	$-26.00M	USD	3 Qtrs
Miscellaneous net	`OtherOperatingIncomeExpenseNet`	$-11.00M	USD	1 Quarter
Miscellaneous net	`OtherOperatingIncomeExpenseNet`	$-11.00M	USD	1 Quarter
Total operating costs	`CostsAndExpenses`	$15.15B	USD	3 Qtrs
Total operating costs	`CostsAndExpenses`	$15.15B	USD	3 Qtrs
Total operating costs	`CostsAndExpenses`	$16.11B	USD	3 Qtrs
Total operating costs	`CostsAndExpenses`	$16.11B	USD	3 Qtrs
Total operating costs	`CostsAndExpenses`	$4.83B	USD	1 Quarter
Total operating costs	`CostsAndExpenses`	$4.83B	USD	1 Quarter
Total operating costs	`CostsAndExpenses`	$5.28B	USD	1 Quarter
Total operating costs	`CostsAndExpenses`	$5.28B	USD	1 Quarter
Operating income (loss)	`OperatingIncomeLoss`	$-259.00M	USD	1 Quarter
Operating income (loss)	`OperatingIncomeLoss`	$-259.00M	USD	1 Quarter
Operating income (loss)	`OperatingIncomeLoss`	$777.00M	USD	3 Qtrs
Operating income (loss)	`OperatingIncomeLoss`	$777.00M	USD	3 Qtrs
Operating income (loss)	`OperatingIncomeLoss`	$-291.00M	USD	3 Qtrs
Operating income (loss)	`OperatingIncomeLoss`	$-291.00M	USD	3 Qtrs
Operating income (loss)	`OperatingIncomeLoss`	$325.00M	USD	1 Quarter
Operating income (loss)	`OperatingIncomeLoss`	$325.00M	USD	1 Quarter
Interest expense, net	`InterestIncomeExpenseNonoperatingNet`	$-102.00M	USD	1 Quarter
Interest expense, net	`InterestIncomeExpenseNonoperatingNet`	$-102.00M	USD	1 Quarter
Interest expense, net	`InterestIncomeExpenseNonoperatingNet`	$-235.00M	USD	3 Qtrs
Interest expense, net	`InterestIncomeExpenseNonoperatingNet`	$-235.00M	USD	3 Qtrs
Interest expense, net	`InterestIncomeExpenseNonoperatingNet`	$-70.00M	USD	1 Quarter
Interest expense, net	`InterestIncomeExpenseNonoperatingNet`	$-70.00M	USD	1 Quarter
Interest expense, net	`InterestIncomeExpenseNonoperatingNet`	$-226.00M	USD	3 Qtrs
Interest expense, net	`InterestIncomeExpenseNonoperatingNet`	$-226.00M	USD	3 Qtrs
Loss on extinguishment of debt	`GainsLossesOnExtinguishmentOfDebt`	-	USD	3 Qtrs
Loss on extinguishment of debt	`GainsLossesOnExtinguishmentOfDebt`	-	USD	3 Qtrs
Loss on extinguishment of debt	`GainsLossesOnExtinguishmentOfDebt`	-	USD	1 Quarter
Loss on extinguishment of debt	`GainsLossesOnExtinguishmentOfDebt`	-	USD	1 Quarter
Loss on extinguishment of debt	`GainsLossesOnExtinguishmentOfDebt`	-	USD	1 Quarter
Loss on extinguishment of debt	`GainsLossesOnExtinguishmentOfDebt`	-	USD	1 Quarter
Loss on extinguishment of debt	`GainsLossesOnExtinguishmentOfDebt`	$-27.00M	USD	3 Qtrs
Loss on extinguishment of debt	`GainsLossesOnExtinguishmentOfDebt`	$-27.00M	USD	3 Qtrs
Net periodic benefit credits other than service cost component	`NetPeriodicDefinedBenefitsExpenseReversalOfExpenseExcludingServiceCostComponent`	$-50.00M	USD	1 Quarter
Net periodic benefit credits other than service cost component	`NetPeriodicDefinedBenefitsExpenseReversalOfExpenseExcludingServiceCostComponent`	$-50.00M	USD	1 Quarter
Net periodic benefit credits other than service cost component	`NetPeriodicDefinedBenefitsExpenseReversalOfExpenseExcludingServiceCostComponent`	$-150.00M	USD	3 Qtrs
Net periodic benefit credits other than service cost component	`NetPeriodicDefinedBenefitsExpenseReversalOfExpenseExcludingServiceCostComponent`	$-150.00M	USD	3 Qtrs
Net periodic benefit credits other than service cost component	`NetPeriodicDefinedBenefitsExpenseReversalOfExpenseExcludingServiceCostComponent`	$-184.00M	USD	3 Qtrs
Net periodic benefit credits other than service cost component	`NetPeriodicDefinedBenefitsExpenseReversalOfExpenseExcludingServiceCostComponent`	$-184.00M	USD	3 Qtrs
Net periodic benefit credits other than service cost component	`NetPeriodicDefinedBenefitsExpenseReversalOfExpenseExcludingServiceCostComponent`	$-62.00M	USD	1 Quarter
Net periodic benefit credits other than service cost component	`NetPeriodicDefinedBenefitsExpenseReversalOfExpenseExcludingServiceCostComponent`	$-62.00M	USD	1 Quarter
Changes in fair value of foreign currency contracts, net	`DerivativeInstrumentsNotDesignatedAsHedgingInstrumentsGainLossNet`	-	USD	1 Quarter
Changes in fair value of foreign currency contracts, net	`DerivativeInstrumentsNotDesignatedAsHedgingInstrumentsGainLossNet`	-	USD	1 Quarter
Changes in fair value of foreign currency contracts, net	`DerivativeInstrumentsNotDesignatedAsHedgingInstrumentsGainLossNet`	$-7.00M	USD	1 Quarter
Changes in fair value of foreign currency contracts, net	`DerivativeInstrumentsNotDesignatedAsHedgingInstrumentsGainLossNet`	$-7.00M	USD	1 Quarter
Changes in fair value of foreign currency contracts, net	`DerivativeInstrumentsNotDesignatedAsHedgingInstrumentsGainLossNet`	-	USD	3 Qtrs
Changes in fair value of foreign currency contracts, net	`DerivativeInstrumentsNotDesignatedAsHedgingInstrumentsGainLossNet`	-	USD	3 Qtrs
Changes in fair value of foreign currency contracts, net	`DerivativeInstrumentsNotDesignatedAsHedgingInstrumentsGainLossNet`	$-7.00M	USD	3 Qtrs
Changes in fair value of foreign currency contracts, net	`DerivativeInstrumentsNotDesignatedAsHedgingInstrumentsGainLossNet`	$-7.00M	USD	3 Qtrs
Other non-operating income (expense)	`OtherNonoperatingIncomeExpense`	$3.00M	USD	3 Qtrs
Other non-operating income (expense)	`OtherNonoperatingIncomeExpense`	$3.00M	USD	3 Qtrs
Other non-operating income (expense)	`OtherNonoperatingIncomeExpense`	$4.00M	USD	3 Qtrs
Other non-operating income (expense)	`OtherNonoperatingIncomeExpense`	$4.00M	USD	3 Qtrs
Other non-operating income (expense)	`OtherNonoperatingIncomeExpense`	$-2.00M	USD	1 Quarter
Other non-operating income (expense)	`OtherNonoperatingIncomeExpense`	$-2.00M	USD	1 Quarter
Other non-operating income (expense)	`OtherNonoperatingIncomeExpense`	-	USD	1 Quarter
Other non-operating income (expense)	`OtherNonoperatingIncomeExpense`	-	USD	1 Quarter
Total other expense	`NonoperatingIncomeExpense`	$-22.00M	USD	1 Quarter
Total other expense	`NonoperatingIncomeExpense`	$-22.00M	USD	1 Quarter
Total other expense	`NonoperatingIncomeExpense`	$-72.00M	USD	3 Qtrs
Total other expense	`NonoperatingIncomeExpense`	$-72.00M	USD	3 Qtrs
Total other expense	`NonoperatingIncomeExpense`	$-47.00M	USD	1 Quarter
Total other expense	`NonoperatingIncomeExpense`	$-47.00M	USD	1 Quarter
Total other expense	`NonoperatingIncomeExpense`	$-82.00M	USD	3 Qtrs
Total other expense	`NonoperatingIncomeExpense`	$-82.00M	USD	3 Qtrs
Income (loss) from continuing operations before income taxes	`IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest`	$-306.00M	USD	1 Quarter
Income (loss) from continuing operations before income taxes	`IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest`	$-306.00M	USD	1 Quarter
Income (loss) from continuing operations before income taxes	`IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest`	$-373.00M	USD	3 Qtrs
Income (loss) from continuing operations before income taxes	`IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest`	$-373.00M	USD	3 Qtrs
Income (loss) from continuing operations before income taxes	`IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest`	$303.00M	USD	1 Quarter
Income (loss) from continuing operations before income taxes	`IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest`	$303.00M	USD	1 Quarter
Income (loss) from continuing operations before income taxes	`IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest`	$705.00M	USD	3 Qtrs
Income (loss) from continuing operations before income taxes	`IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest`	$705.00M	USD	3 Qtrs
Income tax benefit (expense)	`IncomeTaxExpenseBenefit`	$-99.00M	USD	3 Qtrs
Income tax benefit (expense)	`IncomeTaxExpenseBenefit`	$-99.00M	USD	3 Qtrs
Income tax benefit (expense)	`IncomeTaxExpenseBenefit`	$-76.00M	USD	1 Quarter
Income tax benefit (expense)	`IncomeTaxExpenseBenefit`	$-76.00M	USD	1 Quarter
Income tax benefit (expense)	`IncomeTaxExpenseBenefit`	$118.00M	USD	3 Qtrs
Income tax benefit (expense)	`IncomeTaxExpenseBenefit`	$118.00M	USD	3 Qtrs
Income tax benefit (expense)	`IncomeTaxExpenseBenefit`	$29.00M	USD	1 Quarter
Income tax benefit (expense)	`IncomeTaxExpenseBenefit`	$29.00M	USD	1 Quarter
Income (loss) from continuing operations	`IncomeLossFromContinuingOperationsIncludingPortionAttributableToNoncontrollingInterest`	$-230.00M	USD	1 Quarter
Income (loss) from continuing operations	`IncomeLossFromContinuingOperationsIncludingPortionAttributableToNoncontrollingInterest`	$-230.00M	USD	1 Quarter
Income (loss) from continuing operations	`IncomeLossFromContinuingOperationsIncludingPortionAttributableToNoncontrollingInterest`	$-274.00M	USD	3 Qtrs
Income (loss) from continuing operations	`IncomeLossFromContinuingOperationsIncludingPortionAttributableToNoncontrollingInterest`	$-274.00M	USD	3 Qtrs
Income (loss) from continuing operations	`IncomeLossFromContinuingOperationsIncludingPortionAttributableToNoncontrollingInterest`	$587.00M	USD	3 Qtrs
Income (loss) from continuing operations	`IncomeLossFromContinuingOperationsIncludingPortionAttributableToNoncontrollingInterest`	$587.00M	USD	3 Qtrs
Income (loss) from continuing operations	`IncomeLossFromContinuingOperationsIncludingPortionAttributableToNoncontrollingInterest`	$274.00M	USD	1 Quarter
Income (loss) from continuing operations	`IncomeLossFromContinuingOperationsIncludingPortionAttributableToNoncontrollingInterest`	$274.00M	USD	1 Quarter
Income from discontinued operations, net of tax	`IncomeLossFromDiscontinuedOperationsNetOfTaxAttributableToReportingEntity`	$1.00M	USD	1 Quarter
Income from discontinued operations, net of tax	`IncomeLossFromDiscontinuedOperationsNetOfTaxAttributableToReportingEntity`	$1.00M	USD	1 Quarter
Income from discontinued operations, net of tax	`IncomeLossFromDiscontinuedOperationsNetOfTaxAttributableToReportingEntity`	-	USD	1 Quarter
Income from discontinued operations, net of tax	`IncomeLossFromDiscontinuedOperationsNetOfTaxAttributableToReportingEntity`	-	USD	1 Quarter
Income from discontinued operations, net of tax	`IncomeLossFromDiscontinuedOperationsNetOfTaxAttributableToReportingEntity`	$2.00M	USD	3 Qtrs
Income from discontinued operations, net of tax	`IncomeLossFromDiscontinuedOperationsNetOfTaxAttributableToReportingEntity`	$2.00M	USD	3 Qtrs
Income from discontinued operations, net of tax	`IncomeLossFromDiscontinuedOperationsNetOfTaxAttributableToReportingEntity`	-	USD	3 Qtrs
Income from discontinued operations, net of tax	`IncomeLossFromDiscontinuedOperationsNetOfTaxAttributableToReportingEntity`	-	USD	3 Qtrs
Net income (loss)	`ProfitLoss`	$589.00M	USD	3 Qtrs
Net income (loss)	`ProfitLoss`	$589.00M	USD	3 Qtrs
Net income (loss)	`ProfitLoss`	$-230.00M	USD	1 Quarter
Net income (loss)	`ProfitLoss`	$-230.00M	USD	1 Quarter
Net income (loss)	`ProfitLoss`	$-274.00M	USD	3 Qtrs
Net income (loss)	`ProfitLoss`	$-274.00M	USD	3 Qtrs
Net income (loss)	`ProfitLoss`	$275.00M	USD	1 Quarter
Net income (loss)	`ProfitLoss`	$275.00M	USD	1 Quarter
Income attributable to noncontrolling interests	`NetIncomeLossAttributableToNoncontrollingInterest`	$33.00M	USD	3 Qtrs
Income attributable to noncontrolling interests	`NetIncomeLossAttributableToNoncontrollingInterest`	$33.00M	USD	3 Qtrs
Income attributable to noncontrolling interests	`NetIncomeLossAttributableToNoncontrollingInterest`	$11.00M	USD	1 Quarter
Income attributable to noncontrolling interests	`NetIncomeLossAttributableToNoncontrollingInterest`	$11.00M	USD	1 Quarter
Income attributable to noncontrolling interests	`NetIncomeLossAttributableToNoncontrollingInterest`	$35.00M	USD	3 Qtrs
Income attributable to noncontrolling interests	`NetIncomeLossAttributableToNoncontrollingInterest`	$35.00M	USD	3 Qtrs
Income attributable to noncontrolling interests	`NetIncomeLossAttributableToNoncontrollingInterest`	$12.00M	USD	1 Quarter
Income attributable to noncontrolling interests	`NetIncomeLossAttributableToNoncontrollingInterest`	$12.00M	USD	1 Quarter
Net income (loss) attributable to Cliffs shareholders	`NetIncomeLossAvailableToCommonStockholdersBasic`	$554.00M	USD	3 Qtrs
Net income (loss) attributable to Cliffs shareholders	`NetIncomeLossAvailableToCommonStockholdersBasic`	$554.00M	USD	3 Qtrs
Net income (loss) attributable to Cliffs shareholders	`NetIncomeLossAvailableToCommonStockholdersBasic`	$-307.00M	USD	3 Qtrs
Net income (loss) attributable to Cliffs shareholders	`NetIncomeLossAvailableToCommonStockholdersBasic`	$-307.00M	USD	3 Qtrs
Net income (loss) attributable to Cliffs shareholders	`NetIncomeLossAvailableToCommonStockholdersBasic`	$264.00M	USD	1 Quarter
Net income (loss) attributable to Cliffs shareholders	`NetIncomeLossAvailableToCommonStockholdersBasic`	$264.00M	USD	1 Quarter
Net income (loss) attributable to Cliffs shareholders	`NetIncomeLossAvailableToCommonStockholdersBasic`	$-242.00M	USD	1 Quarter
Net income (loss) attributable to Cliffs shareholders	`NetIncomeLossAvailableToCommonStockholdersBasic`	$-242.00M	USD	1 Quarter
Continuing operations (in dollars per share)	`IncomeLossFromContinuingOperationsPerBasicShare`	$-0.52	USD	1 Quarter
Continuing operations (in dollars per share)	`IncomeLossFromContinuingOperationsPerBasicShare`	$-0.52	USD	1 Quarter
Continuing operations (in dollars per share)	`IncomeLossFromContinuingOperationsPerBasicShare`	$1.08	USD	3 Qtrs
Continuing operations (in dollars per share)	`IncomeLossFromContinuingOperationsPerBasicShare`	$1.08	USD	3 Qtrs
Continuing operations (in dollars per share)	`IncomeLossFromContinuingOperationsPerBasicShare`	$-0.64	USD	3 Qtrs
Continuing operations (in dollars per share)	`IncomeLossFromContinuingOperationsPerBasicShare`	$-0.64	USD	3 Qtrs
Continuing operations (in dollars per share)	`IncomeLossFromContinuingOperationsPerBasicShare`	$0.52	USD	1 Quarter
Continuing operations (in dollars per share)	`IncomeLossFromContinuingOperationsPerBasicShare`	$0.52	USD	1 Quarter
Discontinued operations (in dollars per share)	`DiscontinuedOperationIncomeLossFromDiscontinuedOperationNetOfTaxPerBasicShare`	-	USD	3 Qtrs
Discontinued operations (in dollars per share)	`DiscontinuedOperationIncomeLossFromDiscontinuedOperationNetOfTaxPerBasicShare`	-	USD	3 Qtrs
Discontinued operations (in dollars per share)	`DiscontinuedOperationIncomeLossFromDiscontinuedOperationNetOfTaxPerBasicShare`	-	USD	1 Quarter
Discontinued operations (in dollars per share)	`DiscontinuedOperationIncomeLossFromDiscontinuedOperationNetOfTaxPerBasicShare`	-	USD	1 Quarter
Discontinued operations (in dollars per share)	`DiscontinuedOperationIncomeLossFromDiscontinuedOperationNetOfTaxPerBasicShare`	-	USD	3 Qtrs
Discontinued operations (in dollars per share)	`DiscontinuedOperationIncomeLossFromDiscontinuedOperationNetOfTaxPerBasicShare`	-	USD	3 Qtrs
Discontinued operations (in dollars per share)	`DiscontinuedOperationIncomeLossFromDiscontinuedOperationNetOfTaxPerBasicShare`	-	USD	1 Quarter
Discontinued operations (in dollars per share)	`DiscontinuedOperationIncomeLossFromDiscontinuedOperationNetOfTaxPerBasicShare`	-	USD	1 Quarter
Earnings per Common Share - Basic (in dollars per share)	`EarningsPerShareBasic`	$-0.52	USD	1 Quarter
Earnings per Common Share - Basic (in dollars per share)	`EarningsPerShareBasic`	$-0.52	USD	1 Quarter
Earnings per Common Share - Basic (in dollars per share)	`EarningsPerShareBasic`	$1.08	USD	3 Qtrs
Earnings per Common Share - Basic (in dollars per share)	`EarningsPerShareBasic`	$1.08	USD	3 Qtrs
Earnings per Common Share - Basic (in dollars per share)	`EarningsPerShareBasic`	$0.52	USD	1 Quarter
Earnings per Common Share - Basic (in dollars per share)	`EarningsPerShareBasic`	$0.52	USD	1 Quarter
Earnings per Common Share - Basic (in dollars per share)	`EarningsPerShareBasic`	$-0.64	USD	3 Qtrs
Earnings per Common Share - Basic (in dollars per share)	`EarningsPerShareBasic`	$-0.64	USD	3 Qtrs
Continuing operations (in dollars per share)	`IncomeLossFromContinuingOperationsPerDilutedShare`	$-0.52	USD	1 Quarter
Continuing operations (in dollars per share)	`IncomeLossFromContinuingOperationsPerDilutedShare`	$-0.52	USD	1 Quarter
Continuing operations (in dollars per share)	`IncomeLossFromContinuingOperationsPerDilutedShare`	$1.08	USD	3 Qtrs
Continuing operations (in dollars per share)	`IncomeLossFromContinuingOperationsPerDilutedShare`	$1.08	USD	3 Qtrs
Continuing operations (in dollars per share)	`IncomeLossFromContinuingOperationsPerDilutedShare`	$0.52	USD	1 Quarter
Continuing operations (in dollars per share)	`IncomeLossFromContinuingOperationsPerDilutedShare`	$0.52	USD	1 Quarter
Continuing operations (in dollars per share)	`IncomeLossFromContinuingOperationsPerDilutedShare`	$-0.64	USD	3 Qtrs
Continuing operations (in dollars per share)	`IncomeLossFromContinuingOperationsPerDilutedShare`	$-0.64	USD	3 Qtrs
Discontinued operations (in dollars per share)	`DiscontinuedOperationIncomeLossFromDiscontinuedOperationNetOfTaxPerDilutedShare`	-	USD	3 Qtrs
Discontinued operations (in dollars per share)	`DiscontinuedOperationIncomeLossFromDiscontinuedOperationNetOfTaxPerDilutedShare`	-	USD	3 Qtrs
Discontinued operations (in dollars per share)	`DiscontinuedOperationIncomeLossFromDiscontinuedOperationNetOfTaxPerDilutedShare`	-	USD	3 Qtrs
Discontinued operations (in dollars per share)	`DiscontinuedOperationIncomeLossFromDiscontinuedOperationNetOfTaxPerDilutedShare`	-	USD	3 Qtrs
Discontinued operations (in dollars per share)	`DiscontinuedOperationIncomeLossFromDiscontinuedOperationNetOfTaxPerDilutedShare`	-	USD	1 Quarter
Discontinued operations (in dollars per share)	`DiscontinuedOperationIncomeLossFromDiscontinuedOperationNetOfTaxPerDilutedShare`	-	USD	1 Quarter
Discontinued operations (in dollars per share)	`DiscontinuedOperationIncomeLossFromDiscontinuedOperationNetOfTaxPerDilutedShare`	-	USD	1 Quarter
Discontinued operations (in dollars per share)	`DiscontinuedOperationIncomeLossFromDiscontinuedOperationNetOfTaxPerDilutedShare`	-	USD	1 Quarter
Earnings per Common Share - Diluted (in dollars per share)	`EarningsPerShareDiluted`	$0.52	USD	1 Quarter
Earnings per Common Share - Diluted (in dollars per share)	`EarningsPerShareDiluted`	$0.52	USD	1 Quarter
Earnings per Common Share - Diluted (in dollars per share)	`EarningsPerShareDiluted`	$1.08	USD	3 Qtrs
Earnings per Common Share - Diluted (in dollars per share)	`EarningsPerShareDiluted`	$1.08	USD	3 Qtrs
Earnings per Common Share - Diluted (in dollars per share)	`EarningsPerShareDiluted`	$-0.52	USD	1 Quarter
Earnings per Common Share - Diluted (in dollars per share)	`EarningsPerShareDiluted`	$-0.52	USD	1 Quarter
Earnings per Common Share - Diluted (in dollars per share)	`EarningsPerShareDiluted`	$-0.64	USD	3 Qtrs
Earnings per Common Share - Diluted (in dollars per share)	`EarningsPerShareDiluted`	$-0.64	USD	3 Qtrs

Cash Flow Statement 134 line items

Line Item	Tag	Value	Unit	Period
Net income (loss)	`ProfitLoss`	$589.00M	USD	3 Qtrs
Net income (loss)	`ProfitLoss`	$589.00M	USD	3 Qtrs
Net income (loss)	`ProfitLoss`	$-230.00M	USD	1 Quarter
Net income (loss)	`ProfitLoss`	$-230.00M	USD	1 Quarter
Net income (loss)	`ProfitLoss`	$-274.00M	USD	3 Qtrs
Net income (loss)	`ProfitLoss`	$-274.00M	USD	3 Qtrs
Net income (loss)	`ProfitLoss`	$275.00M	USD	1 Quarter
Net income (loss)	`ProfitLoss`	$275.00M	USD	1 Quarter
Depreciation, depletion and amortization	`DepreciationDepletionAndAmortization`	$738.00M	USD	3 Qtrs
Depreciation, depletion and amortization	`DepreciationDepletionAndAmortization`	$738.00M	USD	3 Qtrs
Depreciation, depletion and amortization	`DepreciationDepletionAndAmortization`	$235.00M	USD	1 Quarter
Depreciation, depletion and amortization	`DepreciationDepletionAndAmortization`	$235.00M	USD	1 Quarter
Depreciation, depletion and amortization	`DepreciationDepletionAndAmortization`	$693.00M	USD	3 Qtrs
Depreciation, depletion and amortization	`DepreciationDepletionAndAmortization`	$693.00M	USD	3 Qtrs
Depreciation, depletion and amortization	`DepreciationDepletionAndAmortization`	$249.00M	USD	1 Quarter
Depreciation, depletion and amortization	`DepreciationDepletionAndAmortization`	$249.00M	USD	1 Quarter
Restructuring and other charges	`RestructuringCosts`	$131.00M	USD	3 Qtrs
Restructuring and other charges	`RestructuringCosts`	$131.00M	USD	3 Qtrs
Restructuring and other charges	`RestructuringCosts`	-	USD	3 Qtrs
Restructuring and other charges	`RestructuringCosts`	-	USD	3 Qtrs
Asset impairments	`AssetImpairmentCharges`	-	USD	1 Quarter
Asset impairments	`AssetImpairmentCharges`	-	USD	1 Quarter
Asset impairments	`AssetImpairmentCharges`	-	USD	3 Qtrs
Asset impairments	`AssetImpairmentCharges`	-	USD	3 Qtrs
Asset impairments	`AssetImpairmentCharges`	-	USD	1 Quarter
Asset impairments	`AssetImpairmentCharges`	-	USD	1 Quarter
Asset impairments	`AssetImpairmentCharges`	$79.00M	USD	3 Qtrs
Asset impairments	`AssetImpairmentCharges`	$79.00M	USD	3 Qtrs
Asset impairments	`AssetImpairmentCharges`	$46.00M	USD	1 Quarter
Asset impairments	`AssetImpairmentCharges`	$46.00M	USD	1 Quarter
Pension and OPEB credits	`PensionAndOtherPostretirementBenefitsExpenseReversalOfExpenseNoncash`	$-119.00M	USD	3 Qtrs
Pension and OPEB credits	`PensionAndOtherPostretirementBenefitsExpenseReversalOfExpenseNoncash`	$-119.00M	USD	3 Qtrs
Pension and OPEB credits	`PensionAndOtherPostretirementBenefitsExpenseReversalOfExpenseNoncash`	$-157.00M	USD	3 Qtrs
Pension and OPEB credits	`PensionAndOtherPostretirementBenefitsExpenseReversalOfExpenseNoncash`	$-157.00M	USD	3 Qtrs
Loss on extinguishment of debt	`GainsLossesOnExtinguishmentOfDebt`	-	USD	3 Qtrs
Loss on extinguishment of debt	`GainsLossesOnExtinguishmentOfDebt`	-	USD	3 Qtrs
Loss on extinguishment of debt	`GainsLossesOnExtinguishmentOfDebt`	-	USD	1 Quarter
Loss on extinguishment of debt	`GainsLossesOnExtinguishmentOfDebt`	-	USD	1 Quarter
Loss on extinguishment of debt	`GainsLossesOnExtinguishmentOfDebt`	-	USD	1 Quarter
Loss on extinguishment of debt	`GainsLossesOnExtinguishmentOfDebt`	-	USD	1 Quarter
Loss on extinguishment of debt	`GainsLossesOnExtinguishmentOfDebt`	$-27.00M	USD	3 Qtrs
Loss on extinguishment of debt	`GainsLossesOnExtinguishmentOfDebt`	$-27.00M	USD	3 Qtrs
Other	`OtherNoncashIncomeExpense`	$-66.00M	USD	3 Qtrs
Other	`OtherNoncashIncomeExpense`	$-66.00M	USD	3 Qtrs
Other	`OtherNoncashIncomeExpense`	$-253.00M	USD	3 Qtrs
Other	`OtherNoncashIncomeExpense`	$-253.00M	USD	3 Qtrs
Accounts receivable, net	`IncreaseDecreaseInAccountsReceivableAndOtherOperatingAssets`	$164.00M	USD	3 Qtrs
Accounts receivable, net	`IncreaseDecreaseInAccountsReceivableAndOtherOperatingAssets`	$164.00M	USD	3 Qtrs
Accounts receivable, net	`IncreaseDecreaseInAccountsReceivableAndOtherOperatingAssets`	$-258.00M	USD	3 Qtrs
Accounts receivable, net	`IncreaseDecreaseInAccountsReceivableAndOtherOperatingAssets`	$-258.00M	USD	3 Qtrs
Inventories	`IncreaseDecreaseInInventories`	$-190.00M	USD	3 Qtrs
Inventories	`IncreaseDecreaseInInventories`	$-190.00M	USD	3 Qtrs
Inventories	`IncreaseDecreaseInInventories`	$-538.00M	USD	3 Qtrs
Inventories	`IncreaseDecreaseInInventories`	$-538.00M	USD	3 Qtrs
Income taxes	`IncreaseDecreaseInIncomeTaxesPayableNetOfIncomeTaxesReceivable`	$16.00M	USD	3 Qtrs
Income taxes	`IncreaseDecreaseInIncomeTaxesPayableNetOfIncomeTaxesReceivable`	$16.00M	USD	3 Qtrs
Income taxes	`IncreaseDecreaseInIncomeTaxesPayableNetOfIncomeTaxesReceivable`	$-46.00M	USD	3 Qtrs
Income taxes	`IncreaseDecreaseInIncomeTaxesPayableNetOfIncomeTaxesReceivable`	$-46.00M	USD	3 Qtrs
Pension and OPEB payments and contributions	`PensionAndOtherPostretirementBenefitContributions`	$84.00M	USD	3 Qtrs
Pension and OPEB payments and contributions	`PensionAndOtherPostretirementBenefitContributions`	$84.00M	USD	3 Qtrs
Pension and OPEB payments and contributions	`PensionAndOtherPostretirementBenefitContributions`	$162.00M	USD	3 Qtrs
Pension and OPEB payments and contributions	`PensionAndOtherPostretirementBenefitContributions`	$162.00M	USD	3 Qtrs
Payables, accrued employment and accrued expenses	`IncreaseDecreaseInAccountsPayableAndAccruedLiabilities`	$-217.00M	USD	3 Qtrs
Payables, accrued employment and accrued expenses	`IncreaseDecreaseInAccountsPayableAndAccruedLiabilities`	$-217.00M	USD	3 Qtrs
Payables, accrued employment and accrued expenses	`IncreaseDecreaseInAccountsPayableAndAccruedLiabilities`	$-95.00M	USD	3 Qtrs
Payables, accrued employment and accrued expenses	`IncreaseDecreaseInAccountsPayableAndAccruedLiabilities`	$-95.00M	USD	3 Qtrs
Other, net	`IncreaseDecreaseInOtherOperatingCapitalNet`	$11.00M	USD	3 Qtrs
Other, net	`IncreaseDecreaseInOtherOperatingCapitalNet`	$11.00M	USD	3 Qtrs
Other, net	`IncreaseDecreaseInOtherOperatingCapitalNet`	$57.00M	USD	3 Qtrs
Other, net	`IncreaseDecreaseInOtherOperatingCapitalNet`	$57.00M	USD	3 Qtrs
Net cash provided by operating activities	`NetCashProvidedByUsedInOperatingActivities`	$577.00M	USD	3 Qtrs
Net cash provided by operating activities	`NetCashProvidedByUsedInOperatingActivities`	$577.00M	USD	3 Qtrs
Net cash provided by operating activities	`NetCashProvidedByUsedInOperatingActivities`	$1.61B	USD	3 Qtrs
Net cash provided by operating activities	`NetCashProvidedByUsedInOperatingActivities`	$1.61B	USD	3 Qtrs
Purchase of property, plant and equipment	`PaymentsToAcquirePropertyPlantAndEquipment`	$490.00M	USD	3 Qtrs
Purchase of property, plant and equipment	`PaymentsToAcquirePropertyPlantAndEquipment`	$490.00M	USD	3 Qtrs
Purchase of property, plant and equipment	`PaymentsToAcquirePropertyPlantAndEquipment`	$481.00M	USD	3 Qtrs
Purchase of property, plant and equipment	`PaymentsToAcquirePropertyPlantAndEquipment`	$481.00M	USD	3 Qtrs
Other investing activities	`PaymentsForProceedsFromOtherInvestingActivities`	$-11.00M	USD	3 Qtrs
Other investing activities	`PaymentsForProceedsFromOtherInvestingActivities`	$-11.00M	USD	3 Qtrs
Other investing activities	`PaymentsForProceedsFromOtherInvestingActivities`	$-13.00M	USD	3 Qtrs
Other investing activities	`PaymentsForProceedsFromOtherInvestingActivities`	$-13.00M	USD	3 Qtrs
Net cash used by investing activities	`NetCashProvidedByUsedInInvestingActivities`	$-470.00M	USD	3 Qtrs
Net cash used by investing activities	`NetCashProvidedByUsedInInvestingActivities`	$-470.00M	USD	3 Qtrs
Net cash used by investing activities	`NetCashProvidedByUsedInInvestingActivities`	$-477.00M	USD	3 Qtrs
Net cash used by investing activities	`NetCashProvidedByUsedInInvestingActivities`	$-477.00M	USD	3 Qtrs
Repurchase of common shares	`PaymentsForRepurchaseOfCommonStock`	$733.00M	USD	3 Qtrs
Repurchase of common shares	`PaymentsForRepurchaseOfCommonStock`	$733.00M	USD	3 Qtrs
Repurchase of common shares	`PaymentsForRepurchaseOfCommonStock`	$152.00M	USD	3 Qtrs
Repurchase of common shares	`PaymentsForRepurchaseOfCommonStock`	$152.00M	USD	3 Qtrs
Proceeds from issuance of senior notes	`ProceedsFromIssuanceOfSeniorLongTermDebt`	$1.42B	USD	3 Qtrs
Proceeds from issuance of senior notes	`ProceedsFromIssuanceOfSeniorLongTermDebt`	$1.42B	USD	3 Qtrs
Proceeds from issuance of senior notes	`ProceedsFromIssuanceOfSeniorLongTermDebt`	$750.00M	USD	3 Qtrs
Proceeds from issuance of senior notes	`ProceedsFromIssuanceOfSeniorLongTermDebt`	$750.00M	USD	3 Qtrs
Repayments of senior notes	`RepaymentsOfLongTermDebt`	$845.00M	USD	3 Qtrs
Repayments of senior notes	`RepaymentsOfLongTermDebt`	$845.00M	USD	3 Qtrs
Repayments of senior notes	`RepaymentsOfLongTermDebt`	-	USD	3 Qtrs
Repayments of senior notes	`RepaymentsOfLongTermDebt`	-	USD	3 Qtrs
Borrowings (repayments) under credit facilities, net	`ProceedsFromRepaymentsOfLinesOfCredit`	$-1.54B	USD	3 Qtrs
Borrowings (repayments) under credit facilities, net	`ProceedsFromRepaymentsOfLinesOfCredit`	$-1.54B	USD	3 Qtrs
Borrowings (repayments) under credit facilities, net	`ProceedsFromRepaymentsOfLinesOfCredit`	$47.00M	USD	3 Qtrs
Borrowings (repayments) under credit facilities, net	`ProceedsFromRepaymentsOfLinesOfCredit`	$47.00M	USD	3 Qtrs
Debt issuance costs	`PaymentsOfDebtIssuanceCosts`	$34.00M	USD	3 Qtrs
Debt issuance costs	`PaymentsOfDebtIssuanceCosts`	$34.00M	USD	3 Qtrs
Debt issuance costs	`PaymentsOfDebtIssuanceCosts`	$73.00M	USD	3 Qtrs
Debt issuance costs	`PaymentsOfDebtIssuanceCosts`	$73.00M	USD	3 Qtrs
Other financing activities	`ProceedsFromPaymentsForOtherFinancingActivities`	$-76.00M	USD	3 Qtrs
Other financing activities	`ProceedsFromPaymentsForOtherFinancingActivities`	$-76.00M	USD	3 Qtrs
Other financing activities	`ProceedsFromPaymentsForOtherFinancingActivities`	$-165.00M	USD	3 Qtrs
Other financing activities	`ProceedsFromPaymentsForOtherFinancingActivities`	$-165.00M	USD	3 Qtrs
Net cash used by financing activities	`NetCashProvidedByUsedInFinancingActivities`	$-1.14B	USD	3 Qtrs
Net cash used by financing activities	`NetCashProvidedByUsedInFinancingActivities`	$-1.14B	USD	3 Qtrs
Net cash used by financing activities	`NetCashProvidedByUsedInFinancingActivities`	$-259.00M	USD	3 Qtrs
Net cash used by financing activities	`NetCashProvidedByUsedInFinancingActivities`	$-259.00M	USD	3 Qtrs
Net increase (decrease) in cash and cash equivalents	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect`	$5.00M	USD	3 Qtrs
Net increase (decrease) in cash and cash equivalents	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect`	$5.00M	USD	3 Qtrs
Net increase (decrease) in cash and cash equivalents	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect`	$-159.00M	USD	3 Qtrs
Net increase (decrease) in cash and cash equivalents	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect`	$-159.00M	USD	3 Qtrs
Cash and cash equivalents at beginning of period	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents`	$198.00M	USD	Point-in-time
Cash and cash equivalents at beginning of period	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents`	$198.00M	USD	Point-in-time
Cash and cash equivalents at beginning of period	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents`	$26.00M	USD	Point-in-time
Cash and cash equivalents at beginning of period	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents`	$26.00M	USD	Point-in-time
Cash and cash equivalents at beginning of period	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents`	$31.00M	USD	Point-in-time
Cash and cash equivalents at beginning of period	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents`	$31.00M	USD	Point-in-time
Cash and cash equivalents at beginning of period	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents`	$39.00M	USD	Point-in-time
Cash and cash equivalents at beginning of period	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents`	$39.00M	USD	Point-in-time
Cash and cash equivalents at end of period	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents`	$198.00M	USD	Point-in-time
Cash and cash equivalents at end of period	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents`	$198.00M	USD	Point-in-time
Cash and cash equivalents at end of period	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents`	$26.00M	USD	Point-in-time
Cash and cash equivalents at end of period	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents`	$26.00M	USD	Point-in-time
Cash and cash equivalents at end of period	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents`	$31.00M	USD	Point-in-time
Cash and cash equivalents at end of period	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents`	$31.00M	USD	Point-in-time
Cash and cash equivalents at end of period	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents`	$39.00M	USD	Point-in-time
Cash and cash equivalents at end of period	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents`	$39.00M	USD	Point-in-time

Stockholders Equity 88 line items

Line Item	Tag	Value	Unit	Period
Balance, beginning of period (in shares)	`CommonStockSharesOutstanding`	504.89M	shares	Point-in-time
Balance, beginning of period (in shares)	`CommonStockSharesOutstanding`	504.89M	shares	Point-in-time
Balance, beginning of period (in shares)	`CommonStockSharesOutstanding`	468.07M	shares	Point-in-time
Balance, beginning of period (in shares)	`CommonStockSharesOutstanding`	468.07M	shares	Point-in-time
Balance, beginning of period	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$8.12B	USD	Point-in-time
Balance, beginning of period	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$8.12B	USD	Point-in-time
Balance, beginning of period	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$7.44B	USD	Point-in-time
Balance, beginning of period	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$7.44B	USD	Point-in-time
Balance, beginning of period	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$8.04B	USD	Point-in-time
Balance, beginning of period	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$8.04B	USD	Point-in-time
Balance, beginning of period	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$7.79B	USD	Point-in-time
Balance, beginning of period	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$7.79B	USD	Point-in-time
Balance, beginning of period	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$7.09B	USD	Point-in-time
Balance, beginning of period	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$7.09B	USD	Point-in-time
Balance, beginning of period	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$8.04B	USD	Point-in-time
Balance, beginning of period	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$8.04B	USD	Point-in-time
Balance, beginning of period	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$8.26B	USD	Point-in-time
Balance, beginning of period	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$8.26B	USD	Point-in-time
Balance, beginning of period	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$7.37B	USD	Point-in-time
Balance, beginning of period	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$7.37B	USD	Point-in-time
Comprehensive income (loss)	`ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest`	$348.00M	USD	1 Quarter
Comprehensive income (loss)	`ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest`	$348.00M	USD	1 Quarter
Comprehensive income (loss)	`ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest`	$-256.00M	USD	1 Quarter
Comprehensive income (loss)	`ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest`	$-256.00M	USD	1 Quarter
Comprehensive income (loss)	`ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest`	$-291.00M	USD	3 Qtrs
Comprehensive income (loss)	`ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest`	$-291.00M	USD	3 Qtrs
Comprehensive income (loss)	`ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest`	$27.00M	USD	1 Quarter
Comprehensive income (loss)	`ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest`	$27.00M	USD	1 Quarter
Comprehensive income (loss)	`ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest`	$279.00M	USD	1 Quarter
Comprehensive income (loss)	`ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest`	$279.00M	USD	1 Quarter
Comprehensive income (loss)	`ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest`	$-221.00M	USD	1 Quarter
Comprehensive income (loss)	`ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest`	$-221.00M	USD	1 Quarter
Comprehensive income (loss)	`ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest`	$406.00M	USD	3 Qtrs
Comprehensive income (loss)	`ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest`	$406.00M	USD	3 Qtrs
Comprehensive income (loss)	`ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest`	$-62.00M	USD	1 Quarter
Comprehensive income (loss)	`ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest`	$-62.00M	USD	1 Quarter
Common stock repurchases, net of excise tax	`StockRepurchasedDuringPeriodValue`	$95.00M	USD	1 Quarter
Common stock repurchases, net of excise tax	`StockRepurchasedDuringPeriodValue`	$95.00M	USD	1 Quarter
Common stock repurchases, net of excise tax	`StockRepurchasedDuringPeriodValue`	$615.00M	USD	1 Quarter
Common stock repurchases, net of excise tax	`StockRepurchasedDuringPeriodValue`	$615.00M	USD	1 Quarter
Common stock repurchases, net of excise tax	`StockRepurchasedDuringPeriodValue`	$125.00M	USD	1 Quarter
Common stock repurchases, net of excise tax	`StockRepurchasedDuringPeriodValue`	$125.00M	USD	1 Quarter
Common stock repurchases, net of excise tax	`StockRepurchasedDuringPeriodValue`	$59.00M	USD	1 Quarter
Common stock repurchases, net of excise tax	`StockRepurchasedDuringPeriodValue`	$59.00M	USD	1 Quarter
Stock and other incentive plans	`StockIssuedDuringPeriodValueShareBasedCompensation`	$5.00M	USD	1 Quarter
Stock and other incentive plans	`StockIssuedDuringPeriodValueShareBasedCompensation`	$5.00M	USD	1 Quarter
Stock and other incentive plans	`StockIssuedDuringPeriodValueShareBasedCompensation`	$12.00M	USD	1 Quarter
Stock and other incentive plans	`StockIssuedDuringPeriodValueShareBasedCompensation`	$12.00M	USD	1 Quarter
Stock and other incentive plans	`StockIssuedDuringPeriodValueShareBasedCompensation`	$14.00M	USD	1 Quarter
Stock and other incentive plans	`StockIssuedDuringPeriodValueShareBasedCompensation`	$14.00M	USD	1 Quarter
Stock and other incentive plans	`StockIssuedDuringPeriodValueShareBasedCompensation`	$12.00M	USD	1 Quarter
Stock and other incentive plans	`StockIssuedDuringPeriodValueShareBasedCompensation`	$12.00M	USD	1 Quarter
Stock and other incentive plans	`StockIssuedDuringPeriodValueShareBasedCompensation`	$-9.00M	USD	1 Quarter
Stock and other incentive plans	`StockIssuedDuringPeriodValueShareBasedCompensation`	$-9.00M	USD	1 Quarter
Stock and other incentive plans	`StockIssuedDuringPeriodValueShareBasedCompensation`	$9.00M	USD	1 Quarter
Stock and other incentive plans	`StockIssuedDuringPeriodValueShareBasedCompensation`	$9.00M	USD	1 Quarter
Net distributions to noncontrolling interests	`MinorityInterestDecreaseFromDistributionsToNoncontrollingInterestHolders`	$33.00M	USD	1 Quarter
Net distributions to noncontrolling interests	`MinorityInterestDecreaseFromDistributionsToNoncontrollingInterestHolders`	$33.00M	USD	1 Quarter
Net distributions to noncontrolling interests	`MinorityInterestDecreaseFromDistributionsToNoncontrollingInterestHolders`	$14.00M	USD	1 Quarter
Net distributions to noncontrolling interests	`MinorityInterestDecreaseFromDistributionsToNoncontrollingInterestHolders`	$14.00M	USD	1 Quarter
Net distributions to noncontrolling interests	`MinorityInterestDecreaseFromDistributionsToNoncontrollingInterestHolders`	$8.00M	USD	1 Quarter
Net distributions to noncontrolling interests	`MinorityInterestDecreaseFromDistributionsToNoncontrollingInterestHolders`	$8.00M	USD	1 Quarter
Net distributions to noncontrolling interests	`MinorityInterestDecreaseFromDistributionsToNoncontrollingInterestHolders`	$9.00M	USD	1 Quarter
Net distributions to noncontrolling interests	`MinorityInterestDecreaseFromDistributionsToNoncontrollingInterestHolders`	$9.00M	USD	1 Quarter
Net distributions to noncontrolling interests	`MinorityInterestDecreaseFromDistributionsToNoncontrollingInterestHolders`	$19.00M	USD	1 Quarter
Net distributions to noncontrolling interests	`MinorityInterestDecreaseFromDistributionsToNoncontrollingInterestHolders`	$19.00M	USD	1 Quarter
Net distributions to noncontrolling interests	`NoncontrollingInterestOtherIncreaseOfNoncontrollingInterest`	$14.00M	USD	1 Quarter
Net distributions to noncontrolling interests	`NoncontrollingInterestOtherIncreaseOfNoncontrollingInterest`	$14.00M	USD	1 Quarter
Balance, end of period (in shares)	`CommonStockSharesOutstanding`	504.89M	shares	Point-in-time
Balance, end of period (in shares)	`CommonStockSharesOutstanding`	504.89M	shares	Point-in-time
Balance, end of period (in shares)	`CommonStockSharesOutstanding`	468.07M	shares	Point-in-time
Balance, end of period (in shares)	`CommonStockSharesOutstanding`	468.07M	shares	Point-in-time
Balance, end of period	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$8.12B	USD	Point-in-time
Balance, end of period	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$8.12B	USD	Point-in-time
Balance, end of period	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$7.44B	USD	Point-in-time
Balance, end of period	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$7.44B	USD	Point-in-time
Balance, end of period	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$8.04B	USD	Point-in-time
Balance, end of period	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$8.04B	USD	Point-in-time
Balance, end of period	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$7.79B	USD	Point-in-time
Balance, end of period	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$7.79B	USD	Point-in-time
Balance, end of period	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$7.09B	USD	Point-in-time
Balance, end of period	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$7.09B	USD	Point-in-time
Balance, end of period	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$8.04B	USD	Point-in-time
Balance, end of period	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$8.04B	USD	Point-in-time
Balance, end of period	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$8.26B	USD	Point-in-time
Balance, end of period	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$8.26B	USD	Point-in-time
Balance, end of period	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$7.37B	USD	Point-in-time
Balance, end of period	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$7.37B	USD	Point-in-time

Comprehensive Income 72 line items

Line Item	Tag	Value	Unit	Period
Net income (loss)	`ProfitLoss`	$589.00M	USD	3 Qtrs
Net income (loss)	`ProfitLoss`	$589.00M	USD	3 Qtrs
Net income (loss)	`ProfitLoss`	$-230.00M	USD	1 Quarter
Net income (loss)	`ProfitLoss`	$-230.00M	USD	1 Quarter
Net income (loss)	`ProfitLoss`	$-274.00M	USD	3 Qtrs
Net income (loss)	`ProfitLoss`	$-274.00M	USD	3 Qtrs
Net income (loss)	`ProfitLoss`	$275.00M	USD	1 Quarter
Net income (loss)	`ProfitLoss`	$275.00M	USD	1 Quarter
Changes in pension and OPEB, net of tax	`OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansAdjustmentNetOfTax`	$27.00M	USD	1 Quarter
Changes in pension and OPEB, net of tax	`OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansAdjustmentNetOfTax`	$27.00M	USD	1 Quarter
Changes in pension and OPEB, net of tax	`OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansAdjustmentNetOfTax`	$80.00M	USD	3 Qtrs
Changes in pension and OPEB, net of tax	`OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansAdjustmentNetOfTax`	$80.00M	USD	3 Qtrs
Changes in pension and OPEB, net of tax	`OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansAdjustmentNetOfTax`	$29.00M	USD	1 Quarter
Changes in pension and OPEB, net of tax	`OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansAdjustmentNetOfTax`	$29.00M	USD	1 Quarter
Changes in pension and OPEB, net of tax	`OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansAdjustmentNetOfTax`	$86.00M	USD	3 Qtrs
Changes in pension and OPEB, net of tax	`OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansAdjustmentNetOfTax`	$86.00M	USD	3 Qtrs
Changes in derivative financial instruments, net of tax	`OtherComprehensiveIncomeLossCashFlowHedgeGainLossReclassificationAfterTax`	$103.00M	USD	3 Qtrs
Changes in derivative financial instruments, net of tax	`OtherComprehensiveIncomeLossCashFlowHedgeGainLossReclassificationAfterTax`	$103.00M	USD	3 Qtrs
Changes in derivative financial instruments, net of tax	`OtherComprehensiveIncomeLossCashFlowHedgeGainLossReclassificationAfterTax`	$-31.00M	USD	1 Quarter
Changes in derivative financial instruments, net of tax	`OtherComprehensiveIncomeLossCashFlowHedgeGainLossReclassificationAfterTax`	$-31.00M	USD	1 Quarter
Changes in derivative financial instruments, net of tax	`OtherComprehensiveIncomeLossCashFlowHedgeGainLossReclassificationAfterTax`	$-2.00M	USD	1 Quarter
Changes in derivative financial instruments, net of tax	`OtherComprehensiveIncomeLossCashFlowHedgeGainLossReclassificationAfterTax`	$-2.00M	USD	1 Quarter
Changes in derivative financial instruments, net of tax	`OtherComprehensiveIncomeLossCashFlowHedgeGainLossReclassificationAfterTax`	$-69.00M	USD	3 Qtrs
Changes in derivative financial instruments, net of tax	`OtherComprehensiveIncomeLossCashFlowHedgeGainLossReclassificationAfterTax`	$-69.00M	USD	3 Qtrs
Changes in foreign currency translation	`OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationAdjustmentNetOfTax`	-	USD	3 Qtrs
Changes in foreign currency translation	`OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationAdjustmentNetOfTax`	-	USD	3 Qtrs
Changes in foreign currency translation	`OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationAdjustmentNetOfTax`	$1.00M	USD	1 Quarter
Changes in foreign currency translation	`OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationAdjustmentNetOfTax`	$1.00M	USD	1 Quarter
Changes in foreign currency translation	`OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationAdjustmentNetOfTax`	-	USD	1 Quarter
Changes in foreign currency translation	`OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationAdjustmentNetOfTax`	-	USD	1 Quarter
Changes in foreign currency translation	`OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationAdjustmentNetOfTax`	-	USD	3 Qtrs
Changes in foreign currency translation	`OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationAdjustmentNetOfTax`	-	USD	3 Qtrs
Total other comprehensive income (loss)	`OtherComprehensiveIncomeLossNetOfTax`	$4.00M	USD	1 Quarter
Total other comprehensive income (loss)	`OtherComprehensiveIncomeLossNetOfTax`	$4.00M	USD	1 Quarter
Total other comprehensive income (loss)	`OtherComprehensiveIncomeLossNetOfTax`	$-17.00M	USD	3 Qtrs
Total other comprehensive income (loss)	`OtherComprehensiveIncomeLossNetOfTax`	$-17.00M	USD	3 Qtrs
Total other comprehensive income (loss)	`OtherComprehensiveIncomeLossNetOfTax`	$-26.00M	USD	1 Quarter
Total other comprehensive income (loss)	`OtherComprehensiveIncomeLossNetOfTax`	$-26.00M	USD	1 Quarter
Total other comprehensive income (loss)	`OtherComprehensiveIncomeLossNetOfTax`	$-183.00M	USD	3 Qtrs
Total other comprehensive income (loss)	`OtherComprehensiveIncomeLossNetOfTax`	$-183.00M	USD	3 Qtrs
Comprehensive income (loss)	`ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest`	$348.00M	USD	1 Quarter
Comprehensive income (loss)	`ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest`	$348.00M	USD	1 Quarter
Comprehensive income (loss)	`ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest`	$-256.00M	USD	1 Quarter
Comprehensive income (loss)	`ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest`	$-256.00M	USD	1 Quarter
Comprehensive income (loss)	`ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest`	$-291.00M	USD	3 Qtrs
Comprehensive income (loss)	`ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest`	$-291.00M	USD	3 Qtrs
Comprehensive income (loss)	`ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest`	$27.00M	USD	1 Quarter
Comprehensive income (loss)	`ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest`	$27.00M	USD	1 Quarter
Comprehensive income (loss)	`ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest`	$279.00M	USD	1 Quarter
Comprehensive income (loss)	`ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest`	$279.00M	USD	1 Quarter
Comprehensive income (loss)	`ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest`	$-221.00M	USD	1 Quarter
Comprehensive income (loss)	`ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest`	$-221.00M	USD	1 Quarter
Comprehensive income (loss)	`ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest`	$406.00M	USD	3 Qtrs
Comprehensive income (loss)	`ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest`	$406.00M	USD	3 Qtrs
Comprehensive income (loss)	`ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest`	$-62.00M	USD	1 Quarter
Comprehensive income (loss)	`ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest`	$-62.00M	USD	1 Quarter
Comprehensive income attributable to noncontrolling interests	`ComprehensiveIncomeNetOfTaxAttributableToNoncontrollingInterest`	$35.00M	USD	3 Qtrs
Comprehensive income attributable to noncontrolling interests	`ComprehensiveIncomeNetOfTaxAttributableToNoncontrollingInterest`	$35.00M	USD	3 Qtrs
Comprehensive income attributable to noncontrolling interests	`ComprehensiveIncomeNetOfTaxAttributableToNoncontrollingInterest`	$12.00M	USD	1 Quarter
Comprehensive income attributable to noncontrolling interests	`ComprehensiveIncomeNetOfTaxAttributableToNoncontrollingInterest`	$12.00M	USD	1 Quarter
Comprehensive income attributable to noncontrolling interests	`ComprehensiveIncomeNetOfTaxAttributableToNoncontrollingInterest`	$11.00M	USD	1 Quarter
Comprehensive income attributable to noncontrolling interests	`ComprehensiveIncomeNetOfTaxAttributableToNoncontrollingInterest`	$11.00M	USD	1 Quarter
Comprehensive income attributable to noncontrolling interests	`ComprehensiveIncomeNetOfTaxAttributableToNoncontrollingInterest`	$33.00M	USD	3 Qtrs
Comprehensive income attributable to noncontrolling interests	`ComprehensiveIncomeNetOfTaxAttributableToNoncontrollingInterest`	$33.00M	USD	3 Qtrs
Comprehensive income (loss) attributable to Cliffs shareholders	`ComprehensiveIncomeNetOfTax`	$268.00M	USD	1 Quarter
Comprehensive income (loss) attributable to Cliffs shareholders	`ComprehensiveIncomeNetOfTax`	$268.00M	USD	1 Quarter
Comprehensive income (loss) attributable to Cliffs shareholders	`ComprehensiveIncomeNetOfTax`	$371.00M	USD	3 Qtrs
Comprehensive income (loss) attributable to Cliffs shareholders	`ComprehensiveIncomeNetOfTax`	$371.00M	USD	3 Qtrs
Comprehensive income (loss) attributable to Cliffs shareholders	`ComprehensiveIncomeNetOfTax`	$-268.00M	USD	1 Quarter
Comprehensive income (loss) attributable to Cliffs shareholders	`ComprehensiveIncomeNetOfTax`	$-268.00M	USD	1 Quarter
Comprehensive income (loss) attributable to Cliffs shareholders	`ComprehensiveIncomeNetOfTax`	$-324.00M	USD	3 Qtrs
Comprehensive income (loss) attributable to Cliffs shareholders	`ComprehensiveIncomeNetOfTax`	$-324.00M	USD	3 Qtrs

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