10-Q Filing

UDR, INC. CIK: 74208 Q3 2024

Filing Information

Form Type	10-Q
Accession Number	`0000074208-24-000081`
Period End Date	20240930
Filing Date	20241031
Fiscal Year	2024
Fiscal Period	Q3
XBRL Instance	udr-20240930x10q_htm.xml

Filing Contents

This filing contains the following financial statements:

Balance Sheet 174 Income Statement 228 Cash Flow Statement 186 Stockholders Equity 108 Comprehensive Income 56

Balance Sheet 174 line items

Line Item	Tag	Value	Unit	Period
Real estate under development accumulated depreciation	`RealEstateUnderDevelopmentAccumulatedDepreciation`	$184.00K	USD	Point-in-time
Real estate under development accumulated depreciation	`RealEstateUnderDevelopmentAccumulatedDepreciation`	$184.00K	USD	Point-in-time
Real estate under development accumulated depreciation	`RealEstateUnderDevelopmentAccumulatedDepreciation`	-	USD	Point-in-time
Real estate under development accumulated depreciation	`RealEstateUnderDevelopmentAccumulatedDepreciation`	-	USD	Point-in-time
Real estate held for disposition accumulated depreciation	`AccumulatedDepreciationOfRealEstateHeldForSale`	-	USD	Point-in-time
Real estate held for disposition accumulated depreciation	`AccumulatedDepreciationOfRealEstateHeldForSale`	-	USD	Point-in-time
Real estate held for investment	`RealEstateInvestmentPropertyAtCost`	$16.15B	USD	Point-in-time
Real estate held for investment	`RealEstateInvestmentPropertyAtCost`	$16.15B	USD	Point-in-time
Real estate held for disposition accumulated depreciation	`AccumulatedDepreciationOfRealEstateHeldForSale`	$24.96M	USD	Point-in-time
Real estate held for disposition accumulated depreciation	`AccumulatedDepreciationOfRealEstateHeldForSale`	$24.96M	USD	Point-in-time
Real estate held for investment	`RealEstateInvestmentPropertyAtCost`	$15.76B	USD	Point-in-time
Real estate held for investment	`RealEstateInvestmentPropertyAtCost`	$15.76B	USD	Point-in-time
Less: accumulated depreciation	`RealEstateInvestmentPropertyAccumulatedDepreciation`	$6.74B	USD	Point-in-time
Less: accumulated depreciation	`RealEstateInvestmentPropertyAccumulatedDepreciation`	$6.74B	USD	Point-in-time
Less: accumulated depreciation	`RealEstateInvestmentPropertyAccumulatedDepreciation`	$6.24B	USD	Point-in-time
Less: accumulated depreciation	`RealEstateInvestmentPropertyAccumulatedDepreciation`	$6.24B	USD	Point-in-time
Preferred stock, no par value	`PreferredStockNoParValue`	-	USD	Point-in-time
Preferred stock, no par value	`PreferredStockNoParValue`	-	USD	Point-in-time
Real estate held for investment, net	`RealEstateHeldForInvestmentNetExcludingRealEstateUnderDevelopmentOrHeldForDisposition`	$9.41B	USD	Point-in-time
Real estate held for investment, net	`RealEstateHeldForInvestmentNetExcludingRealEstateUnderDevelopmentOrHeldForDisposition`	$9.41B	USD	Point-in-time
Preferred stock, no par value	`PreferredStockNoParValue`	-	USD	Point-in-time
Preferred stock, no par value	`PreferredStockNoParValue`	-	USD	Point-in-time
Real estate held for investment, net	`RealEstateHeldForInvestmentNetExcludingRealEstateUnderDevelopmentOrHeldForDisposition`	$9.51B	USD	Point-in-time
Real estate held for investment, net	`RealEstateHeldForInvestmentNetExcludingRealEstateUnderDevelopmentOrHeldForDisposition`	$9.51B	USD	Point-in-time
Preferred stock, shares authorized	`PreferredStockSharesAuthorized`	50.00M	shares	Point-in-time
Preferred stock, shares authorized	`PreferredStockSharesAuthorized`	50.00M	shares	Point-in-time
Real estate under development (net of accumulated depreciation of $0 and $184, respectively)	`DevelopmentInProcess`	$160.22M	USD	Point-in-time
Real estate under development (net of accumulated depreciation of $0 and $184, respectively)	`DevelopmentInProcess`	$160.22M	USD	Point-in-time
Preferred stock, shares authorized	`PreferredStockSharesAuthorized`	50.00M	shares	Point-in-time
Preferred stock, shares authorized	`PreferredStockSharesAuthorized`	50.00M	shares	Point-in-time
Real estate held for disposition (net of accumulated depreciation of $0 and $24,960, respectively)	`RealEstateHeldForSaleNetofDepreciation`	$81.04M	USD	Point-in-time
Real estate held for disposition (net of accumulated depreciation of $0 and $24,960, respectively)	`RealEstateHeldForSaleNetofDepreciation`	$81.04M	USD	Point-in-time
Total real estate owned, net of accumulated depreciation	`RealEstateInvestmentPropertyNet`	$9.41B	USD	Point-in-time
Total real estate owned, net of accumulated depreciation	`RealEstateInvestmentPropertyNet`	$9.41B	USD	Point-in-time
Total real estate owned, net of accumulated depreciation	`RealEstateInvestmentPropertyNet`	$9.76B	USD	Point-in-time
Total real estate owned, net of accumulated depreciation	`RealEstateInvestmentPropertyNet`	$9.76B	USD	Point-in-time
Cash and cash equivalents	`CashAndCashEquivalentsAtCarryingValue`	$2.92M	USD	Point-in-time
Cash and cash equivalents	`CashAndCashEquivalentsAtCarryingValue`	$2.92M	USD	Point-in-time
Cash and cash equivalents	`CashAndCashEquivalentsAtCarryingValue`	$2.29M	USD	Point-in-time
Cash and cash equivalents	`CashAndCashEquivalentsAtCarryingValue`	$2.29M	USD	Point-in-time
Cash and cash equivalents	`CashAndCashEquivalentsAtCarryingValue`	$1.19M	USD	Point-in-time
Cash and cash equivalents	`CashAndCashEquivalentsAtCarryingValue`	$1.19M	USD	Point-in-time
Cash and cash equivalents	`CashAndCashEquivalentsAtCarryingValue`	$1.62M	USD	Point-in-time
Cash and cash equivalents	`CashAndCashEquivalentsAtCarryingValue`	$1.62M	USD	Point-in-time
Restricted cash	`RestrictedCashAndCashEquivalents`	$29.00M	USD	Point-in-time
Restricted cash	`RestrictedCashAndCashEquivalents`	$29.00M	USD	Point-in-time
Restricted cash	`RestrictedCashAndCashEquivalents`	$31.94M	USD	Point-in-time
Restricted cash	`RestrictedCashAndCashEquivalents`	$31.94M	USD	Point-in-time
Restricted cash	`RestrictedCashAndCashEquivalents`	$30.83M	USD	Point-in-time
Restricted cash	`RestrictedCashAndCashEquivalents`	$30.83M	USD	Point-in-time
Common stock, par value	`CommonStockParOrStatedValuePerShare`	$0.01	USD	Point-in-time
Common stock, par value	`CommonStockParOrStatedValuePerShare`	$0.01	USD	Point-in-time
Restricted cash	`RestrictedCashAndCashEquivalents`	$33.27M	USD	Point-in-time
Restricted cash	`RestrictedCashAndCashEquivalents`	$33.27M	USD	Point-in-time
Common stock, par value	`CommonStockParOrStatedValuePerShare`	$0.01	USD	Point-in-time
Common stock, par value	`CommonStockParOrStatedValuePerShare`	$0.01	USD	Point-in-time
Common stock, shares authorized	`CommonStockSharesAuthorized`	450.00M	shares	Point-in-time
Common stock, shares authorized	`CommonStockSharesAuthorized`	450.00M	shares	Point-in-time
Common stock, shares authorized	`CommonStockSharesAuthorized`	450.00M	shares	Point-in-time
Common stock, shares authorized	`CommonStockSharesAuthorized`	450.00M	shares	Point-in-time
Notes receivable, net	`NotesReceivableNet`	$228.82M	USD	Point-in-time
Notes receivable, net	`NotesReceivableNet`	$228.82M	USD	Point-in-time
Notes receivable, net	`NotesReceivableNet`	$280.01M	USD	Point-in-time
Notes receivable, net	`NotesReceivableNet`	$280.01M	USD	Point-in-time
Investment in and advances to unconsolidated joint ventures, net	`InvestmentsInAffiliatesSubsidiariesAssociatesAndJointVenturesFairValueDisclosure`	$952.93M	USD	Point-in-time
Investment in and advances to unconsolidated joint ventures, net	`InvestmentsInAffiliatesSubsidiariesAssociatesAndJointVenturesFairValueDisclosure`	$952.93M	USD	Point-in-time
Investment in and advances to unconsolidated joint ventures, net	`InvestmentsInAffiliatesSubsidiariesAssociatesAndJointVenturesFairValueDisclosure`	$966.23M	USD	Point-in-time
Investment in and advances to unconsolidated joint ventures, net	`InvestmentsInAffiliatesSubsidiariesAssociatesAndJointVenturesFairValueDisclosure`	$966.23M	USD	Point-in-time
Common stock, shares issued	`CommonStockSharesIssued`	329.01M	shares	Point-in-time
Common stock, shares issued	`CommonStockSharesIssued`	329.01M	shares	Point-in-time
Common stock, shares issued	`CommonStockSharesIssued`	329.93M	shares	Point-in-time
Common stock, shares issued	`CommonStockSharesIssued`	329.93M	shares	Point-in-time
Operating lease right-of-use assets	`OperatingLeaseRightOfUseAsset`	$187.92M	USD	Point-in-time
Operating lease right-of-use assets	`OperatingLeaseRightOfUseAsset`	$187.92M	USD	Point-in-time
Common stock, shares outstanding	`CommonStockSharesOutstanding`	329.01M	shares	Point-in-time
Common stock, shares outstanding	`CommonStockSharesOutstanding`	329.01M	shares	Point-in-time
Operating lease right-of-use assets	`OperatingLeaseRightOfUseAsset`	$190.62M	USD	Point-in-time
Operating lease right-of-use assets	`OperatingLeaseRightOfUseAsset`	$190.62M	USD	Point-in-time
Common stock, shares outstanding	`CommonStockSharesOutstanding`	329.93M	shares	Point-in-time
Common stock, shares outstanding	`CommonStockSharesOutstanding`	329.93M	shares	Point-in-time
Other assets	`OtherAssets`	$209.97M	USD	Point-in-time
Other assets	`OtherAssets`	$209.97M	USD	Point-in-time
Other assets	`OtherAssets`	$197.47M	USD	Point-in-time
Other assets	`OtherAssets`	$197.47M	USD	Point-in-time
Total assets	`Assets`	$11.37B	USD	Point-in-time
Total assets	`Assets`	$11.37B	USD	Point-in-time
Total assets	`Assets`	$11.08B	USD	Point-in-time
Total assets	`Assets`	$11.08B	USD	Point-in-time
Secured debt, net	`SecuredDebt`	$1.28B	USD	Point-in-time
Secured debt, net	`SecuredDebt`	$1.28B	USD	Point-in-time
Secured debt, net	`SecuredDebt`	$1.14B	USD	Point-in-time
Secured debt, net	`SecuredDebt`	$1.14B	USD	Point-in-time
Unsecured debt, net	`UnsecuredDebt`	$4.72B	USD	Point-in-time
Unsecured debt, net	`UnsecuredDebt`	$4.72B	USD	Point-in-time
Unsecured debt, net	`UnsecuredDebt`	$4.52B	USD	Point-in-time
Unsecured debt, net	`UnsecuredDebt`	$4.52B	USD	Point-in-time
Operating lease liabilities	`OperatingLeaseLiability`	$185.84M	USD	Point-in-time
Operating lease liabilities	`OperatingLeaseLiability`	$185.84M	USD	Point-in-time
Operating lease liabilities	`OperatingLeaseLiability`	$183.18M	USD	Point-in-time
Operating lease liabilities	`OperatingLeaseLiability`	$183.18M	USD	Point-in-time
Real estate taxes payable	`AccrualForTaxesOtherThanIncomeTaxesCurrentAndNoncurrent`	$68.82M	USD	Point-in-time
Real estate taxes payable	`AccrualForTaxesOtherThanIncomeTaxesCurrentAndNoncurrent`	$68.82M	USD	Point-in-time
Real estate taxes payable	`AccrualForTaxesOtherThanIncomeTaxesCurrentAndNoncurrent`	$47.11M	USD	Point-in-time
Real estate taxes payable	`AccrualForTaxesOtherThanIncomeTaxesCurrentAndNoncurrent`	$47.11M	USD	Point-in-time
Accrued interest payable	`InterestPayableCurrentAndNoncurrent`	$28.77M	USD	Point-in-time
Accrued interest payable	`InterestPayableCurrentAndNoncurrent`	$28.77M	USD	Point-in-time
Accrued interest payable	`InterestPayableCurrentAndNoncurrent`	$47.71M	USD	Point-in-time
Accrued interest payable	`InterestPayableCurrentAndNoncurrent`	$47.71M	USD	Point-in-time
Security deposits and prepaid rent	`AdvanceRent`	$50.53M	USD	Point-in-time
Security deposits and prepaid rent	`AdvanceRent`	$50.53M	USD	Point-in-time
Security deposits and prepaid rent	`AdvanceRent`	$49.73M	USD	Point-in-time
Security deposits and prepaid rent	`AdvanceRent`	$49.73M	USD	Point-in-time
Distributions payable	`DividendsPayableCurrentAndNoncurrent`	$149.60M	USD	Point-in-time
Distributions payable	`DividendsPayableCurrentAndNoncurrent`	$149.60M	USD	Point-in-time
Distributions payable	`DividendsPayableCurrentAndNoncurrent`	$151.75M	USD	Point-in-time
Distributions payable	`DividendsPayableCurrentAndNoncurrent`	$151.75M	USD	Point-in-time
Distributions payable	`DividendsPayableCurrentAndNoncurrent`	$149.62M	USD	Point-in-time
Distributions payable	`DividendsPayableCurrentAndNoncurrent`	$149.62M	USD	Point-in-time
Accounts payable, accrued expenses, and other liabilities	`AccountsPayableAndAccruedLiabilitiesCurrentAndNoncurrent`	$141.31M	USD	Point-in-time
Accounts payable, accrued expenses, and other liabilities	`AccountsPayableAndAccruedLiabilitiesCurrentAndNoncurrent`	$141.31M	USD	Point-in-time
Accounts payable, accrued expenses, and other liabilities	`AccountsPayableAndAccruedLiabilitiesCurrentAndNoncurrent`	$119.20M	USD	Point-in-time
Accounts payable, accrued expenses, and other liabilities	`AccountsPayableAndAccruedLiabilitiesCurrentAndNoncurrent`	$119.20M	USD	Point-in-time
Total liabilities	`Liabilities`	$6.42B	USD	Point-in-time
Total liabilities	`Liabilities`	$6.42B	USD	Point-in-time
Total liabilities	`Liabilities`	$6.47B	USD	Point-in-time
Total liabilities	`Liabilities`	$6.47B	USD	Point-in-time
Commitments and contingencies (Note 13)	`CommitmentsAndContingencies`	-	USD	Point-in-time
Commitments and contingencies (Note 13)	`CommitmentsAndContingencies`	-	USD	Point-in-time
Commitments and contingencies (Note 13)	`CommitmentsAndContingencies`	-	USD	Point-in-time
Commitments and contingencies (Note 13)	`CommitmentsAndContingencies`	-	USD	Point-in-time
Redeemable noncontrolling interests in the Operating Partnership and DownREIT Partnership	`RedeemableNoncontrollingInterestEquityCommonCarryingAmount`	$961.09M	USD	Point-in-time
Redeemable noncontrolling interests in the Operating Partnership and DownREIT Partnership	`RedeemableNoncontrollingInterestEquityCommonCarryingAmount`	$961.09M	USD	Point-in-time
Redeemable noncontrolling interests in the Operating Partnership and DownREIT Partnership	`RedeemableNoncontrollingInterestEquityCommonCarryingAmount`	$1.10B	USD	Point-in-time
Redeemable noncontrolling interests in the Operating Partnership and DownREIT Partnership	`RedeemableNoncontrollingInterestEquityCommonCarryingAmount`	$1.10B	USD	Point-in-time
Common stock, $0.01 par value; 450,000,000 shares authorized at September 30, 2024 and December 31, 2023: 329,926,696 and 329,014,512 shares issued and outstanding at September 30, 2024 and December 31, 2023, respectively	`CommonStockValue`	$3.29M	USD	Point-in-time
Common stock, $0.01 par value; 450,000,000 shares authorized at September 30, 2024 and December 31, 2023: 329,926,696 and 329,014,512 shares issued and outstanding at September 30, 2024 and December 31, 2023, respectively	`CommonStockValue`	$3.29M	USD	Point-in-time
Common stock, $0.01 par value; 450,000,000 shares authorized at September 30, 2024 and December 31, 2023: 329,926,696 and 329,014,512 shares issued and outstanding at September 30, 2024 and December 31, 2023, respectively	`CommonStockValue`	$3.30M	USD	Point-in-time
Common stock, $0.01 par value; 450,000,000 shares authorized at September 30, 2024 and December 31, 2023: 329,926,696 and 329,014,512 shares issued and outstanding at September 30, 2024 and December 31, 2023, respectively	`CommonStockValue`	$3.30M	USD	Point-in-time
Additional paid-in capital	`AdditionalPaidInCapital`	$7.49B	USD	Point-in-time
Additional paid-in capital	`AdditionalPaidInCapital`	$7.49B	USD	Point-in-time
Additional paid-in capital	`AdditionalPaidInCapital`	$7.53B	USD	Point-in-time
Additional paid-in capital	`AdditionalPaidInCapital`	$7.53B	USD	Point-in-time
Distributions in excess of net income	`AccumulatedDistributionsInExcessOfNetIncome`	$4.06B	USD	Point-in-time
Distributions in excess of net income	`AccumulatedDistributionsInExcessOfNetIncome`	$4.06B	USD	Point-in-time
Distributions in excess of net income	`AccumulatedDistributionsInExcessOfNetIncome`	$3.55B	USD	Point-in-time
Distributions in excess of net income	`AccumulatedDistributionsInExcessOfNetIncome`	$3.55B	USD	Point-in-time
Accumulated other comprehensive income/(loss), net	`AccumulatedOtherComprehensiveIncomeLossNetOfTax`	$4.61M	USD	Point-in-time
Accumulated other comprehensive income/(loss), net	`AccumulatedOtherComprehensiveIncomeLossNetOfTax`	$4.61M	USD	Point-in-time
Accumulated other comprehensive income/(loss), net	`AccumulatedOtherComprehensiveIncomeLossNetOfTax`	$4.91M	USD	Point-in-time
Accumulated other comprehensive income/(loss), net	`AccumulatedOtherComprehensiveIncomeLossNetOfTax`	$4.91M	USD	Point-in-time
Total stockholders' equity	`StockholdersEquity`	$3.99B	USD	Point-in-time
Total stockholders' equity	`StockholdersEquity`	$3.99B	USD	Point-in-time
Total stockholders' equity	`StockholdersEquity`	$3.51B	USD	Point-in-time
Total stockholders' equity	`StockholdersEquity`	$3.51B	USD	Point-in-time
Noncontrolling interests	`MinorityInterest`	$335.00K	USD	Point-in-time
Noncontrolling interests	`MinorityInterest`	$335.00K	USD	Point-in-time
Noncontrolling interests	`MinorityInterest`	$210.00K	USD	Point-in-time
Noncontrolling interests	`MinorityInterest`	$210.00K	USD	Point-in-time
Total equity	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$4.12B	USD	Point-in-time
Total equity	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$4.12B	USD	Point-in-time
Total equity	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$3.72B	USD	Point-in-time
Total equity	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$3.72B	USD	Point-in-time
Total equity	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$3.51B	USD	Point-in-time
Total equity	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$3.51B	USD	Point-in-time
Total equity	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$3.99B	USD	Point-in-time
Total equity	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$3.99B	USD	Point-in-time
Total equity	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$4.15B	USD	Point-in-time
Total equity	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$4.15B	USD	Point-in-time
Total equity	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$4.10B	USD	Point-in-time
Total equity	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$4.10B	USD	Point-in-time
Total liabilities and equity	`LiabilitiesAndStockholdersEquity`	$11.37B	USD	Point-in-time
Total liabilities and equity	`LiabilitiesAndStockholdersEquity`	$11.37B	USD	Point-in-time
Total liabilities and equity	`LiabilitiesAndStockholdersEquity`	$11.08B	USD	Point-in-time
Total liabilities and equity	`LiabilitiesAndStockholdersEquity`	$11.08B	USD	Point-in-time

Income Statement 228 line items

Line Item	Tag	Value	Unit	Period
Rental income	`OperatingLeaseLeaseIncome`	$1.21B	USD	3 Qtrs
Rental income	`OperatingLeaseLeaseIncome`	$1.21B	USD	3 Qtrs
Rental income	`OperatingLeaseLeaseIncome`	$1.24B	USD	3 Qtrs
Rental income	`OperatingLeaseLeaseIncome`	$1.24B	USD	3 Qtrs
Rental income	`OperatingLeaseLeaseIncome`	$418.09M	USD	1 Quarter
Rental income	`OperatingLeaseLeaseIncome`	$418.09M	USD	1 Quarter
Rental income	`OperatingLeaseLeaseIncome`	$408.36M	USD	1 Quarter
Rental income	`OperatingLeaseLeaseIncome`	$408.36M	USD	1 Quarter
Joint venture management and other fees	`RevenueFromContractWithCustomerExcludingAssessedTax`	$4.46M	USD	3 Qtrs
Joint venture management and other fees	`RevenueFromContractWithCustomerExcludingAssessedTax`	$4.46M	USD	3 Qtrs
Joint venture management and other fees	`RevenueFromContractWithCustomerExcludingAssessedTax`	$2.07M	USD	1 Quarter
Joint venture management and other fees	`RevenueFromContractWithCustomerExcludingAssessedTax`	$2.07M	USD	1 Quarter
Joint venture management and other fees	`RevenueFromContractWithCustomerExcludingAssessedTax`	$1.77M	USD	1 Quarter
Joint venture management and other fees	`RevenueFromContractWithCustomerExcludingAssessedTax`	$1.77M	USD	1 Quarter
Joint venture management and other fees	`RevenueFromContractWithCustomerExcludingAssessedTax`	$6.03M	USD	3 Qtrs
Joint venture management and other fees	`RevenueFromContractWithCustomerExcludingAssessedTax`	$6.03M	USD	3 Qtrs
Total revenues	`Revenues`	$420.16M	USD	1 Quarter
Total revenues	`Revenues`	$420.16M	USD	1 Quarter
Total revenues	`Revenues`	$1.25B	USD	3 Qtrs
Total revenues	`Revenues`	$1.25B	USD	3 Qtrs
Total revenues	`Revenues`	$410.13M	USD	1 Quarter
Total revenues	`Revenues`	$410.13M	USD	1 Quarter
Total revenues	`Revenues`	$1.21B	USD	3 Qtrs
Total revenues	`Revenues`	$1.21B	USD	3 Qtrs
Property operating and maintenance	`DirectCostsOfLeasedAndRentedPropertyOrEquipment`	$205.29M	USD	3 Qtrs
Property operating and maintenance	`DirectCostsOfLeasedAndRentedPropertyOrEquipment`	$205.29M	USD	3 Qtrs
Property operating and maintenance	`DirectCostsOfLeasedAndRentedPropertyOrEquipment`	$76.48M	USD	1 Quarter
Property operating and maintenance	`DirectCostsOfLeasedAndRentedPropertyOrEquipment`	$76.48M	USD	1 Quarter
Property operating and maintenance	`DirectCostsOfLeasedAndRentedPropertyOrEquipment`	$220.41M	USD	3 Qtrs
Property operating and maintenance	`DirectCostsOfLeasedAndRentedPropertyOrEquipment`	$220.41M	USD	3 Qtrs
Property operating and maintenance	`DirectCostsOfLeasedAndRentedPropertyOrEquipment`	$71.60M	USD	1 Quarter
Property operating and maintenance	`DirectCostsOfLeasedAndRentedPropertyOrEquipment`	$71.60M	USD	1 Quarter
Real estate taxes and insurance	`RealEstateTaxesAndInsurance`	$58.10M	USD	1 Quarter
Real estate taxes and insurance	`RealEstateTaxesAndInsurance`	$58.10M	USD	1 Quarter
Real estate taxes and insurance	`RealEstateTaxesAndInsurance`	$173.59M	USD	3 Qtrs
Real estate taxes and insurance	`RealEstateTaxesAndInsurance`	$173.59M	USD	3 Qtrs
Real estate taxes and insurance	`RealEstateTaxesAndInsurance`	$57.18M	USD	1 Quarter
Real estate taxes and insurance	`RealEstateTaxesAndInsurance`	$57.18M	USD	1 Quarter
Real estate taxes and insurance	`RealEstateTaxesAndInsurance`	$174.86M	USD	3 Qtrs
Real estate taxes and insurance	`RealEstateTaxesAndInsurance`	$174.86M	USD	3 Qtrs
Property management	`PropertyManagementCostsOperating`	$13.59M	USD	1 Quarter
Property management	`PropertyManagementCostsOperating`	$13.59M	USD	1 Quarter
Property management	`PropertyManagementCostsOperating`	$13.27M	USD	1 Quarter
Property management	`PropertyManagementCostsOperating`	$13.27M	USD	1 Quarter
Property management	`PropertyManagementCostsOperating`	$40.40M	USD	3 Qtrs
Property management	`PropertyManagementCostsOperating`	$40.40M	USD	3 Qtrs
Property management	`PropertyManagementCostsOperating`	$39.32M	USD	3 Qtrs
Property management	`PropertyManagementCostsOperating`	$39.32M	USD	3 Qtrs
Other operating expenses	`OtherCostAndExpenseOperating`	$11.90M	USD	3 Qtrs
Other operating expenses	`OtherCostAndExpenseOperating`	$11.90M	USD	3 Qtrs
Other operating expenses	`OtherCostAndExpenseOperating`	$4.61M	USD	1 Quarter
Other operating expenses	`OtherCostAndExpenseOperating`	$4.61M	USD	1 Quarter
Other operating expenses	`OtherCostAndExpenseOperating`	$6.38M	USD	1 Quarter
Other operating expenses	`OtherCostAndExpenseOperating`	$6.38M	USD	1 Quarter
Other operating expenses	`OtherCostAndExpenseOperating`	$20.80M	USD	3 Qtrs
Other operating expenses	`OtherCostAndExpenseOperating`	$20.80M	USD	3 Qtrs
Real estate depreciation and amortization	`DepreciationNonproduction`	$167.55M	USD	1 Quarter
Real estate depreciation and amortization	`DepreciationNonproduction`	$167.55M	USD	1 Quarter
Real estate depreciation and amortization	`DepreciationNonproduction`	$510.62M	USD	3 Qtrs
Real estate depreciation and amortization	`DepreciationNonproduction`	$510.62M	USD	3 Qtrs
Real estate depreciation and amortization	`DepreciationNonproduction`	$170.28M	USD	1 Quarter
Real estate depreciation and amortization	`DepreciationNonproduction`	$170.28M	USD	1 Quarter
Real estate depreciation and amortization	`DepreciationNonproduction`	$505.78M	USD	3 Qtrs
Real estate depreciation and amortization	`DepreciationNonproduction`	$505.78M	USD	3 Qtrs
General and administrative	`GeneralAndAdministrativeExpense`	$20.89M	USD	1 Quarter
General and administrative	`GeneralAndAdministrativeExpense`	$20.89M	USD	1 Quarter
General and administrative	`GeneralAndAdministrativeExpense`	$15.16M	USD	1 Quarter
General and administrative	`GeneralAndAdministrativeExpense`	$15.16M	USD	1 Quarter
General and administrative	`GeneralAndAdministrativeExpense`	$58.84M	USD	3 Qtrs
General and administrative	`GeneralAndAdministrativeExpense`	$58.84M	USD	3 Qtrs
General and administrative	`GeneralAndAdministrativeExpense`	$49.09M	USD	3 Qtrs
General and administrative	`GeneralAndAdministrativeExpense`	$49.09M	USD	3 Qtrs
Casualty-related charges/(recoveries), net	`CasualtyRelatedRecoveriesChargesNet`	$3.36M	USD	3 Qtrs
Casualty-related charges/(recoveries), net	`CasualtyRelatedRecoveriesChargesNet`	$3.36M	USD	3 Qtrs
Casualty-related charges/(recoveries), net	`CasualtyRelatedRecoveriesChargesNet`	$-1.93M	USD	1 Quarter
Casualty-related charges/(recoveries), net	`CasualtyRelatedRecoveriesChargesNet`	$-1.93M	USD	1 Quarter
Casualty-related charges/(recoveries), net	`CasualtyRelatedRecoveriesChargesNet`	$1.47M	USD	1 Quarter
Casualty-related charges/(recoveries), net	`CasualtyRelatedRecoveriesChargesNet`	$1.47M	USD	1 Quarter
Casualty-related charges/(recoveries), net	`CasualtyRelatedRecoveriesChargesNet`	$8.75M	USD	3 Qtrs
Casualty-related charges/(recoveries), net	`CasualtyRelatedRecoveriesChargesNet`	$8.75M	USD	3 Qtrs
Other depreciation and amortization	`OtherDepreciationAndAmortization`	$3.69M	USD	1 Quarter
Other depreciation and amortization	`OtherDepreciationAndAmortization`	$3.69M	USD	1 Quarter
Other depreciation and amortization	`OtherDepreciationAndAmortization`	$11.02M	USD	3 Qtrs
Other depreciation and amortization	`OtherDepreciationAndAmortization`	$11.02M	USD	3 Qtrs
Other depreciation and amortization	`OtherDepreciationAndAmortization`	$13.02M	USD	3 Qtrs
Other depreciation and amortization	`OtherDepreciationAndAmortization`	$13.02M	USD	3 Qtrs
Other depreciation and amortization	`OtherDepreciationAndAmortization`	$4.03M	USD	1 Quarter
Other depreciation and amortization	`OtherDepreciationAndAmortization`	$4.03M	USD	1 Quarter
Total operating expenses	`CostsAndExpenses`	$350.30M	USD	1 Quarter
Total operating expenses	`CostsAndExpenses`	$350.30M	USD	1 Quarter
Total operating expenses	`CostsAndExpenses`	$999.35M	USD	3 Qtrs
Total operating expenses	`CostsAndExpenses`	$999.35M	USD	3 Qtrs
Total operating expenses	`CostsAndExpenses`	$332.06M	USD	1 Quarter
Total operating expenses	`CostsAndExpenses`	$332.06M	USD	1 Quarter
Total operating expenses	`CostsAndExpenses`	$1.05B	USD	3 Qtrs
Total operating expenses	`CostsAndExpenses`	$1.05B	USD	3 Qtrs
Gain/(loss) on sale of real estate owned	`GainsLossesOnSalesOfInvestmentRealEstate`	$16.87M	USD	3 Qtrs
Gain/(loss) on sale of real estate owned	`GainsLossesOnSalesOfInvestmentRealEstate`	$16.87M	USD	3 Qtrs
Gain/(loss) on sale of real estate owned	`GainsLossesOnSalesOfInvestmentRealEstate`	$325.88M	USD	3 Qtrs
Gain/(loss) on sale of real estate owned	`GainsLossesOnSalesOfInvestmentRealEstate`	$325.88M	USD	3 Qtrs
Operating income	`OperatingIncomeLoss`	$78.07M	USD	1 Quarter
Operating income	`OperatingIncomeLoss`	$78.07M	USD	1 Quarter
Operating income	`OperatingIncomeLoss`	$540.76M	USD	3 Qtrs
Operating income	`OperatingIncomeLoss`	$540.76M	USD	3 Qtrs
Operating income	`OperatingIncomeLoss`	$218.28M	USD	3 Qtrs
Operating income	`OperatingIncomeLoss`	$218.28M	USD	3 Qtrs
Operating income	`OperatingIncomeLoss`	$69.86M	USD	1 Quarter
Operating income	`OperatingIncomeLoss`	$69.86M	USD	1 Quarter
Income/(loss) from unconsolidated entities	`IncomeLossFromEquityMethodInvestments`	$5.51M	USD	1 Quarter
Income/(loss) from unconsolidated entities	`IncomeLossFromEquityMethodInvestments`	$5.51M	USD	1 Quarter
Income/(loss) from unconsolidated entities	`IncomeLossFromEquityMethodInvestments`	$-1.88M	USD	1 Quarter
Income/(loss) from unconsolidated entities	`IncomeLossFromEquityMethodInvestments`	$-1.88M	USD	1 Quarter
Income/(loss) from unconsolidated entities	`IncomeLossFromEquityMethodInvestments`	$24.91M	USD	3 Qtrs
Income/(loss) from unconsolidated entities	`IncomeLossFromEquityMethodInvestments`	$24.91M	USD	3 Qtrs
Income/(loss) from unconsolidated entities	`IncomeLossFromEquityMethodInvestments`	$11.25M	USD	3 Qtrs
Income/(loss) from unconsolidated entities	`IncomeLossFromEquityMethodInvestments`	$11.25M	USD	3 Qtrs
Interest expense	`InterestExpenseDebt`	$133.52M	USD	3 Qtrs
Interest expense	`InterestExpenseDebt`	$133.52M	USD	3 Qtrs
Interest expense	`InterestExpenseDebt`	$44.66M	USD	1 Quarter
Interest expense	`InterestExpenseDebt`	$44.66M	USD	1 Quarter
Interest expense	`InterestExpenseDebt`	$146.09M	USD	3 Qtrs
Interest expense	`InterestExpenseDebt`	$146.09M	USD	3 Qtrs
Interest expense	`InterestExpenseDebt`	$50.21M	USD	1 Quarter
Interest expense	`InterestExpenseDebt`	$50.21M	USD	1 Quarter
Interest income and other income/(expense), net	`OtherNonoperatingIncomeExpense`	$-3.07M	USD	1 Quarter
Interest income and other income/(expense), net	`OtherNonoperatingIncomeExpense`	$-3.07M	USD	1 Quarter
Interest income and other income/(expense), net	`OtherNonoperatingIncomeExpense`	$8.39M	USD	3 Qtrs
Interest income and other income/(expense), net	`OtherNonoperatingIncomeExpense`	$8.39M	USD	3 Qtrs
Interest income and other income/(expense), net	`OtherNonoperatingIncomeExpense`	$6.16M	USD	1 Quarter
Interest income and other income/(expense), net	`OtherNonoperatingIncomeExpense`	$6.16M	USD	1 Quarter
Interest income and other income/(expense), net	`OtherNonoperatingIncomeExpense`	$18.52M	USD	3 Qtrs
Interest income and other income/(expense), net	`OtherNonoperatingIncomeExpense`	$18.52M	USD	3 Qtrs
Income/(loss) before income taxes	`IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest`	$23.92M	USD	1 Quarter
Income/(loss) before income taxes	`IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest`	$23.92M	USD	1 Quarter
Income/(loss) before income taxes	`IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest`	$35.85M	USD	1 Quarter
Income/(loss) before income taxes	`IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest`	$35.85M	USD	1 Quarter
Income/(loss) before income taxes	`IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest`	$101.97M	USD	3 Qtrs
Income/(loss) before income taxes	`IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest`	$101.97M	USD	3 Qtrs
Income/(loss) before income taxes	`IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest`	$440.54M	USD	3 Qtrs
Income/(loss) before income taxes	`IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest`	$440.54M	USD	3 Qtrs
Tax (provision)/benefit, net	`IncomeTaxExpenseBenefit`	$428.00K	USD	1 Quarter
Tax (provision)/benefit, net	`IncomeTaxExpenseBenefit`	$428.00K	USD	1 Quarter
Tax (provision)/benefit, net	`IncomeTaxExpenseBenefit`	$-156.00K	USD	1 Quarter
Tax (provision)/benefit, net	`IncomeTaxExpenseBenefit`	$-156.00K	USD	1 Quarter
Tax (provision)/benefit, net	`IncomeTaxExpenseBenefit`	$2.01M	USD	3 Qtrs
Tax (provision)/benefit, net	`IncomeTaxExpenseBenefit`	$2.01M	USD	3 Qtrs
Tax (provision)/benefit, net	`IncomeTaxExpenseBenefit`	$567.00K	USD	3 Qtrs
Tax (provision)/benefit, net	`IncomeTaxExpenseBenefit`	$567.00K	USD	3 Qtrs
Net income/(loss)	`ProfitLoss`	$101.40M	USD	3 Qtrs
Net income/(loss)	`ProfitLoss`	$101.40M	USD	3 Qtrs
Net income/(loss)	`ProfitLoss`	$35.42M	USD	1 Quarter
Net income/(loss)	`ProfitLoss`	$35.42M	USD	1 Quarter
Net income/(loss)	`ProfitLoss`	$438.53M	USD	3 Qtrs
Net income/(loss)	`ProfitLoss`	$438.53M	USD	3 Qtrs
Net income/(loss)	`ProfitLoss`	$24.08M	USD	1 Quarter
Net income/(loss)	`ProfitLoss`	$24.08M	USD	1 Quarter
Net (income)/loss attributable to redeemable noncontrolling interests in the Operating Partnership and DownREIT Partnership	`NetIncomeLossAttributableToRedeemableNoncontrollingInterest`	$2.55M	USD	1 Quarter
Net (income)/loss attributable to redeemable noncontrolling interests in the Operating Partnership and DownREIT Partnership	`NetIncomeLossAttributableToRedeemableNoncontrollingInterest`	$2.55M	USD	1 Quarter
Net (income)/loss attributable to redeemable noncontrolling interests in the Operating Partnership and DownREIT Partnership	`NetIncomeLossAttributableToRedeemableNoncontrollingInterest`	$1.57M	USD	1 Quarter
Net (income)/loss attributable to redeemable noncontrolling interests in the Operating Partnership and DownREIT Partnership	`NetIncomeLossAttributableToRedeemableNoncontrollingInterest`	$1.57M	USD	1 Quarter
Net (income)/loss attributable to redeemable noncontrolling interests in the Operating Partnership and DownREIT Partnership	`NetIncomeLossAttributableToRedeemableNoncontrollingInterest`	$27.14M	USD	3 Qtrs
Net (income)/loss attributable to redeemable noncontrolling interests in the Operating Partnership and DownREIT Partnership	`NetIncomeLossAttributableToRedeemableNoncontrollingInterest`	$27.14M	USD	3 Qtrs
Net (income)/loss attributable to redeemable noncontrolling interests in the Operating Partnership and DownREIT Partnership	`NetIncomeLossAttributableToRedeemableNoncontrollingInterest`	$6.74M	USD	3 Qtrs
Net (income)/loss attributable to redeemable noncontrolling interests in the Operating Partnership and DownREIT Partnership	`NetIncomeLossAttributableToRedeemableNoncontrollingInterest`	$6.74M	USD	3 Qtrs
Net (income)/loss attributable to noncontrolling interests	`NetIncomeLossAttributableToNonredeemableNoncontrollingInterest`	$7.00K	USD	1 Quarter
Net (income)/loss attributable to noncontrolling interests	`NetIncomeLossAttributableToNonredeemableNoncontrollingInterest`	$7.00K	USD	1 Quarter
Net (income)/loss attributable to noncontrolling interests	`NetIncomeLossAttributableToNonredeemableNoncontrollingInterest`	$-94.00K	USD	1 Quarter
Net (income)/loss attributable to noncontrolling interests	`NetIncomeLossAttributableToNonredeemableNoncontrollingInterest`	$-94.00K	USD	1 Quarter
Net (income)/loss attributable to noncontrolling interests	`NetIncomeLossAttributableToNonredeemableNoncontrollingInterest`	$23.00K	USD	3 Qtrs
Net (income)/loss attributable to noncontrolling interests	`NetIncomeLossAttributableToNonredeemableNoncontrollingInterest`	$23.00K	USD	3 Qtrs
Net (income)/loss attributable to noncontrolling interests	`NetIncomeLossAttributableToNonredeemableNoncontrollingInterest`	$35.00K	USD	3 Qtrs
Net (income)/loss attributable to noncontrolling interests	`NetIncomeLossAttributableToNonredeemableNoncontrollingInterest`	$35.00K	USD	3 Qtrs
Net income/(loss) attributable to UDR, Inc.	`NetIncomeLoss`	$32.86M	USD	1 Quarter
Net income/(loss) attributable to UDR, Inc.	`NetIncomeLoss`	$32.86M	USD	1 Quarter
Net income/(loss) attributable to UDR, Inc.	`NetIncomeLoss`	$411.37M	USD	3 Qtrs
Net income/(loss) attributable to UDR, Inc.	`NetIncomeLoss`	$411.37M	USD	3 Qtrs
Net income/(loss) attributable to UDR, Inc.	`NetIncomeLoss`	$94.63M	USD	3 Qtrs
Net income/(loss) attributable to UDR, Inc.	`NetIncomeLoss`	$94.63M	USD	3 Qtrs
Net income/(loss) attributable to UDR, Inc.	`NetIncomeLoss`	$22.60M	USD	1 Quarter
Net income/(loss) attributable to UDR, Inc.	`NetIncomeLoss`	$22.60M	USD	1 Quarter
Distributions to preferred stockholders - Series E (Convertible)	`DividendsPreferredStock`	$1.22M	USD	1 Quarter
Distributions to preferred stockholders - Series E (Convertible)	`DividendsPreferredStock`	$1.22M	USD	1 Quarter
Distributions to preferred stockholders - Series E (Convertible)	`DividendsPreferredStock`	$3.64M	USD	3 Qtrs
Distributions to preferred stockholders - Series E (Convertible)	`DividendsPreferredStock`	$3.64M	USD	3 Qtrs
Distributions to preferred stockholders - Series E (Convertible)	`DividendsPreferredStock`	$3.63M	USD	3 Qtrs
Distributions to preferred stockholders - Series E (Convertible)	`DividendsPreferredStock`	$3.63M	USD	3 Qtrs
Distributions to preferred stockholders - Series E (Convertible)	`DividendsPreferredStock`	$1.20M	USD	1 Quarter
Distributions to preferred stockholders - Series E (Convertible)	`DividendsPreferredStock`	$1.20M	USD	1 Quarter
Net income/(loss) attributable to common stockholders	`NetIncomeLossAvailableToCommonStockholdersBasic`	$21.40M	USD	1 Quarter
Net income/(loss) attributable to common stockholders	`NetIncomeLossAvailableToCommonStockholdersBasic`	$21.40M	USD	1 Quarter
Net income/(loss) attributable to common stockholders	`NetIncomeLossAvailableToCommonStockholdersBasic`	$90.99M	USD	3 Qtrs
Net income/(loss) attributable to common stockholders	`NetIncomeLossAvailableToCommonStockholdersBasic`	$90.99M	USD	3 Qtrs
Net income/(loss) attributable to common stockholders	`NetIncomeLossAvailableToCommonStockholdersBasic`	$31.64M	USD	1 Quarter
Net income/(loss) attributable to common stockholders	`NetIncomeLossAvailableToCommonStockholdersBasic`	$31.64M	USD	1 Quarter
Net income/(loss) attributable to common stockholders	`NetIncomeLossAvailableToCommonStockholdersBasic`	$407.74M	USD	3 Qtrs
Net income/(loss) attributable to common stockholders	`NetIncomeLossAvailableToCommonStockholdersBasic`	$407.74M	USD	3 Qtrs
Income/(loss) per weighted average common share - basic	`EarningsPerShareBasic`	$0.10	USD	1 Quarter
Income/(loss) per weighted average common share - basic	`EarningsPerShareBasic`	$0.10	USD	1 Quarter
Income/(loss) per weighted average common share - basic	`EarningsPerShareBasic`	$0.06	USD	1 Quarter
Income/(loss) per weighted average common share - basic	`EarningsPerShareBasic`	$0.06	USD	1 Quarter
Income/(loss) per weighted average common share - basic	`EarningsPerShareBasic`	$0.28	USD	3 Qtrs
Income/(loss) per weighted average common share - basic	`EarningsPerShareBasic`	$0.28	USD	3 Qtrs
Income/(loss) per weighted average common share - basic	`EarningsPerShareBasic`	$1.24	USD	3 Qtrs
Income/(loss) per weighted average common share - basic	`EarningsPerShareBasic`	$1.24	USD	3 Qtrs
Income/(loss) per weighted average common share - diluted	`EarningsPerShareDiluted`	$0.28	USD	3 Qtrs
Income/(loss) per weighted average common share - diluted	`EarningsPerShareDiluted`	$0.28	USD	3 Qtrs
Income/(loss) per weighted average common share - diluted	`EarningsPerShareDiluted`	$1.24	USD	3 Qtrs
Income/(loss) per weighted average common share - diluted	`EarningsPerShareDiluted`	$1.24	USD	3 Qtrs
Income/(loss) per weighted average common share - diluted	`EarningsPerShareDiluted`	$0.10	USD	1 Quarter
Income/(loss) per weighted average common share - diluted	`EarningsPerShareDiluted`	$0.10	USD	1 Quarter
Income/(loss) per weighted average common share - diluted	`EarningsPerShareDiluted`	$0.06	USD	1 Quarter
Income/(loss) per weighted average common share - diluted	`EarningsPerShareDiluted`	$0.06	USD	1 Quarter
Weighted average number of common shares outstanding - basic	`WeightedAverageNumberOfSharesOutstandingBasic`	328.83M	shares	3 Qtrs
Weighted average number of common shares outstanding - basic	`WeightedAverageNumberOfSharesOutstandingBasic`	328.83M	shares	3 Qtrs
Weighted average number of common shares outstanding - basic	`WeightedAverageNumberOfSharesOutstandingBasic`	329.10M	shares	3 Qtrs
Weighted average number of common shares outstanding - basic	`WeightedAverageNumberOfSharesOutstandingBasic`	329.10M	shares	3 Qtrs
Weighted average number of common shares outstanding - basic	`WeightedAverageNumberOfSharesOutstandingBasic`	329.42M	shares	1 Quarter
Weighted average number of common shares outstanding - basic	`WeightedAverageNumberOfSharesOutstandingBasic`	329.42M	shares	1 Quarter
Weighted average number of common shares outstanding - basic	`WeightedAverageNumberOfSharesOutstandingBasic`	328.76M	shares	1 Quarter
Weighted average number of common shares outstanding - basic	`WeightedAverageNumberOfSharesOutstandingBasic`	328.76M	shares	1 Quarter
Weighted average number of common shares outstanding - diluted	`WeightedAverageNumberOfDilutedSharesOutstanding`	329.28M	shares	3 Qtrs
Weighted average number of common shares outstanding - diluted	`WeightedAverageNumberOfDilutedSharesOutstanding`	329.28M	shares	3 Qtrs
Weighted average number of common shares outstanding - diluted	`WeightedAverageNumberOfDilutedSharesOutstanding`	329.75M	shares	3 Qtrs
Weighted average number of common shares outstanding - diluted	`WeightedAverageNumberOfDilutedSharesOutstanding`	329.75M	shares	3 Qtrs
Weighted average number of common shares outstanding - diluted	`WeightedAverageNumberOfDilutedSharesOutstanding`	330.56M	shares	1 Quarter
Weighted average number of common shares outstanding - diluted	`WeightedAverageNumberOfDilutedSharesOutstanding`	330.56M	shares	1 Quarter
Weighted average number of common shares outstanding - diluted	`WeightedAverageNumberOfDilutedSharesOutstanding`	329.20M	shares	1 Quarter
Weighted average number of common shares outstanding - diluted	`WeightedAverageNumberOfDilutedSharesOutstanding`	329.20M	shares	1 Quarter

Cash Flow Statement 186 line items

Line Item	Tag	Value	Unit	Period
Net income/(loss)	`ProfitLoss`	$101.40M	USD	3 Qtrs
Net income/(loss)	`ProfitLoss`	$101.40M	USD	3 Qtrs
Net income/(loss)	`ProfitLoss`	$35.42M	USD	1 Quarter
Net income/(loss)	`ProfitLoss`	$35.42M	USD	1 Quarter
Net income/(loss)	`ProfitLoss`	$438.53M	USD	3 Qtrs
Net income/(loss)	`ProfitLoss`	$438.53M	USD	3 Qtrs
Net income/(loss)	`ProfitLoss`	$24.08M	USD	1 Quarter
Net income/(loss)	`ProfitLoss`	$24.08M	USD	1 Quarter
Depreciation and amortization	`DepreciationDepletionAndAmortization`	$523.65M	USD	3 Qtrs
Depreciation and amortization	`DepreciationDepletionAndAmortization`	$523.65M	USD	3 Qtrs
Depreciation and amortization	`DepreciationDepletionAndAmortization`	$516.80M	USD	3 Qtrs
Depreciation and amortization	`DepreciationDepletionAndAmortization`	$516.80M	USD	3 Qtrs
(Gain)/loss on sale of real estate owned	`GainsLossesOnSalesOfInvestmentRealEstate`	$16.87M	USD	3 Qtrs
(Gain)/loss on sale of real estate owned	`GainsLossesOnSalesOfInvestmentRealEstate`	$16.87M	USD	3 Qtrs
(Gain)/loss on sale of real estate owned	`GainsLossesOnSalesOfInvestmentRealEstate`	$325.88M	USD	3 Qtrs
(Gain)/loss on sale of real estate owned	`GainsLossesOnSalesOfInvestmentRealEstate`	$325.88M	USD	3 Qtrs
(Income)/loss from unconsolidated entities	`IncomeLossFromEquityMethodInvestments`	$5.51M	USD	1 Quarter
(Income)/loss from unconsolidated entities	`IncomeLossFromEquityMethodInvestments`	$5.51M	USD	1 Quarter
(Income)/loss from unconsolidated entities	`IncomeLossFromEquityMethodInvestments`	$-1.88M	USD	1 Quarter
(Income)/loss from unconsolidated entities	`IncomeLossFromEquityMethodInvestments`	$-1.88M	USD	1 Quarter
(Income)/loss from unconsolidated entities	`IncomeLossFromEquityMethodInvestments`	$24.91M	USD	3 Qtrs
(Income)/loss from unconsolidated entities	`IncomeLossFromEquityMethodInvestments`	$24.91M	USD	3 Qtrs
(Income)/loss from unconsolidated entities	`IncomeLossFromEquityMethodInvestments`	$11.25M	USD	3 Qtrs
(Income)/loss from unconsolidated entities	`IncomeLossFromEquityMethodInvestments`	$11.25M	USD	3 Qtrs
Return on investment in unconsolidated joint ventures and partnerships	`ReturnOnInvestmentInEquityMethodInvestments`	$29.82M	USD	3 Qtrs
Return on investment in unconsolidated joint ventures and partnerships	`ReturnOnInvestmentInEquityMethodInvestments`	$29.82M	USD	3 Qtrs
Return on investment in unconsolidated joint ventures and partnerships	`ReturnOnInvestmentInEquityMethodInvestments`	$11.97M	USD	3 Qtrs
Return on investment in unconsolidated joint ventures and partnerships	`ReturnOnInvestmentInEquityMethodInvestments`	$11.97M	USD	3 Qtrs
Amortization of share-based compensation	`ShareBasedCompensation`	$22.77M	USD	3 Qtrs
Amortization of share-based compensation	`ShareBasedCompensation`	$22.77M	USD	3 Qtrs
Amortization of share-based compensation	`ShareBasedCompensation`	$25.86M	USD	3 Qtrs
Amortization of share-based compensation	`ShareBasedCompensation`	$25.86M	USD	3 Qtrs
Other	`OtherOperatingActivitiesCashFlowStatement`	$10.52M	USD	3 Qtrs
Other	`OtherOperatingActivitiesCashFlowStatement`	$10.52M	USD	3 Qtrs
Other	`OtherOperatingActivitiesCashFlowStatement`	$19.31M	USD	3 Qtrs
Other	`OtherOperatingActivitiesCashFlowStatement`	$19.31M	USD	3 Qtrs
(Increase)/decrease in operating assets	`IncreaseDecreaseInOperatingAssets`	$20.16M	USD	3 Qtrs
(Increase)/decrease in operating assets	`IncreaseDecreaseInOperatingAssets`	$20.16M	USD	3 Qtrs
(Increase)/decrease in operating assets	`IncreaseDecreaseInOperatingAssets`	$21.23M	USD	3 Qtrs
(Increase)/decrease in operating assets	`IncreaseDecreaseInOperatingAssets`	$21.23M	USD	3 Qtrs
Increase/(decrease) in operating liabilities	`IncreaseDecreaseInOperatingLiabilities`	$-16.03M	USD	3 Qtrs
Increase/(decrease) in operating liabilities	`IncreaseDecreaseInOperatingLiabilities`	$-16.03M	USD	3 Qtrs
Increase/(decrease) in operating liabilities	`IncreaseDecreaseInOperatingLiabilities`	$-14.36M	USD	3 Qtrs
Increase/(decrease) in operating liabilities	`IncreaseDecreaseInOperatingLiabilities`	$-14.36M	USD	3 Qtrs
Net cash provided by/(used in) operating activities	`NetCashProvidedByUsedInOperatingActivities`	$636.31M	USD	3 Qtrs
Net cash provided by/(used in) operating activities	`NetCashProvidedByUsedInOperatingActivities`	$636.31M	USD	3 Qtrs
Net cash provided by/(used in) operating activities	`NetCashProvidedByUsedInOperatingActivities`	$613.59M	USD	3 Qtrs
Net cash provided by/(used in) operating activities	`NetCashProvidedByUsedInOperatingActivities`	$613.59M	USD	3 Qtrs
Acquisition of real estate assets	`PaymentsToAcquireBuildings`	$17.85M	USD	3 Qtrs
Acquisition of real estate assets	`PaymentsToAcquireBuildings`	$17.85M	USD	3 Qtrs
Proceeds from sales of real estate investments, net	`ProceedsFromSaleOfRealEstateHeldforinvestment`	$247.94M	USD	3 Qtrs
Proceeds from sales of real estate investments, net	`ProceedsFromSaleOfRealEstateHeldforinvestment`	$247.94M	USD	3 Qtrs
Proceeds from sales of real estate investments, net	`ProceedsFromSaleOfRealEstateHeldforinvestment`	$98.65M	USD	3 Qtrs
Proceeds from sales of real estate investments, net	`ProceedsFromSaleOfRealEstateHeldforinvestment`	$98.65M	USD	3 Qtrs
Development of real estate assets	`PaymentsToDevelopRealEstateAssets`	$63.24M	USD	3 Qtrs
Development of real estate assets	`PaymentsToDevelopRealEstateAssets`	$63.24M	USD	3 Qtrs
Development of real estate assets	`PaymentsToDevelopRealEstateAssets`	$120.64M	USD	3 Qtrs
Development of real estate assets	`PaymentsToDevelopRealEstateAssets`	$120.64M	USD	3 Qtrs
Capital expenditures and other major improvements - real estate assets	`PaymentsForCapitalImprovements`	$220.34M	USD	3 Qtrs
Capital expenditures and other major improvements - real estate assets	`PaymentsForCapitalImprovements`	$220.34M	USD	3 Qtrs
Capital expenditures and other major improvements - real estate assets	`PaymentsForCapitalImprovements`	$188.78M	USD	3 Qtrs
Capital expenditures and other major improvements - real estate assets	`PaymentsForCapitalImprovements`	$188.78M	USD	3 Qtrs
Capital expenditures - non-real estate assets	`PaymentsToAcquireFurnitureAndFixtures`	$16.30M	USD	3 Qtrs
Capital expenditures - non-real estate assets	`PaymentsToAcquireFurnitureAndFixtures`	$16.30M	USD	3 Qtrs
Capital expenditures - non-real estate assets	`PaymentsToAcquireFurnitureAndFixtures`	$14.08M	USD	3 Qtrs
Capital expenditures - non-real estate assets	`PaymentsToAcquireFurnitureAndFixtures`	$14.08M	USD	3 Qtrs
Investment in unconsolidated joint ventures and partnerships	`PaymentsToAcquireInterestInSubsidiariesAndAffiliates`	$27.77M	USD	3 Qtrs
Investment in unconsolidated joint ventures and partnerships	`PaymentsToAcquireInterestInSubsidiariesAndAffiliates`	$27.77M	USD	3 Qtrs
Investment in unconsolidated joint ventures and partnerships	`PaymentsToAcquireInterestInSubsidiariesAndAffiliates`	$45.37M	USD	3 Qtrs
Investment in unconsolidated joint ventures and partnerships	`PaymentsToAcquireInterestInSubsidiariesAndAffiliates`	$45.37M	USD	3 Qtrs
Distributions received from unconsolidated joint ventures and partnerships	`ProceedsFromEquityMethodInvestmentDividendsOrDistributionsReturnOfCapital`	$9.31M	USD	3 Qtrs
Distributions received from unconsolidated joint ventures and partnerships	`ProceedsFromEquityMethodInvestmentDividendsOrDistributionsReturnOfCapital`	$9.31M	USD	3 Qtrs
Distributions received from unconsolidated joint ventures and partnerships	`ProceedsFromEquityMethodInvestmentDividendsOrDistributionsReturnOfCapital`	$13.65M	USD	3 Qtrs
Distributions received from unconsolidated joint ventures and partnerships	`ProceedsFromEquityMethodInvestmentDividendsOrDistributionsReturnOfCapital`	$13.65M	USD	3 Qtrs
Proceeds from sale of equity securities	`ProceedsFromSaleOfEquitySecuritiesFvNi`	$4.62M	USD	3 Qtrs
Proceeds from sale of equity securities	`ProceedsFromSaleOfEquitySecuritiesFvNi`	$4.62M	USD	3 Qtrs
Purchase deposits on pending acquisitions	`PaymentsForDepositsOnPendingAcquisitions`	$-1.00M	USD	3 Qtrs
Purchase deposits on pending acquisitions	`PaymentsForDepositsOnPendingAcquisitions`	$-1.00M	USD	3 Qtrs
Purchase deposits on pending acquisitions	`PaymentsForDepositsOnPendingAcquisitions`	$1.00M	USD	3 Qtrs
Purchase deposits on pending acquisitions	`PaymentsForDepositsOnPendingAcquisitions`	$1.00M	USD	3 Qtrs
Repayment/(issuance) of notes receivable, net	`PaymentsForProceedsFromLoansReceivable`	$31.82M	USD	3 Qtrs
Repayment/(issuance) of notes receivable, net	`PaymentsForProceedsFromLoansReceivable`	$31.82M	USD	3 Qtrs
Repayment/(issuance) of notes receivable, net	`PaymentsForProceedsFromLoansReceivable`	$71.79M	USD	3 Qtrs
Repayment/(issuance) of notes receivable, net	`PaymentsForProceedsFromLoansReceivable`	$71.79M	USD	3 Qtrs
Net cash provided by/(used in) investing activities	`NetCashProvidedByUsedInInvestingActivities`	$-216.22M	USD	3 Qtrs
Net cash provided by/(used in) investing activities	`NetCashProvidedByUsedInInvestingActivities`	$-216.22M	USD	3 Qtrs
Net cash provided by/(used in) investing activities	`NetCashProvidedByUsedInInvestingActivities`	$-227.59M	USD	3 Qtrs
Net cash provided by/(used in) investing activities	`NetCashProvidedByUsedInInvestingActivities`	$-227.59M	USD	3 Qtrs
Payments on secured debt	`RepaymentsOfSecuredDebt`	$884.00K	USD	3 Qtrs
Payments on secured debt	`RepaymentsOfSecuredDebt`	$884.00K	USD	3 Qtrs
Payments on secured debt	`RepaymentsOfSecuredDebt`	$136.63M	USD	3 Qtrs
Payments on secured debt	`RepaymentsOfSecuredDebt`	$136.63M	USD	3 Qtrs
Payments on unsecured debt	`RepaymentsOfUnsecuredDebt`	$15.64M	USD	3 Qtrs
Payments on unsecured debt	`RepaymentsOfUnsecuredDebt`	$15.64M	USD	3 Qtrs
Net proceeds from the issuance of unsecured debt	`ProceedsFromIssuanceOfUnsecuredDebt`	$296.93M	USD	3 Qtrs
Net proceeds from the issuance of unsecured debt	`ProceedsFromIssuanceOfUnsecuredDebt`	$296.93M	USD	3 Qtrs
Net proceeds/(repayment) of commercial paper	`ProceedsFromRepaymentsOfCommercialPaper`	$80.00M	USD	3 Qtrs
Net proceeds/(repayment) of commercial paper	`ProceedsFromRepaymentsOfCommercialPaper`	$80.00M	USD	3 Qtrs
Net proceeds/(repayment) of commercial paper	`ProceedsFromRepaymentsOfCommercialPaper`	$-118.08M	USD	3 Qtrs
Net proceeds/(repayment) of commercial paper	`ProceedsFromRepaymentsOfCommercialPaper`	$-118.08M	USD	3 Qtrs
Net proceeds/(repayment) of revolving bank debt	`ProceedsFromRepaymentsOfLinesOfCredit`	$-1.32M	USD	3 Qtrs
Net proceeds/(repayment) of revolving bank debt	`ProceedsFromRepaymentsOfLinesOfCredit`	$-1.32M	USD	3 Qtrs
Net proceeds/(repayment) of revolving bank debt	`ProceedsFromRepaymentsOfLinesOfCredit`	$42.19M	USD	3 Qtrs
Net proceeds/(repayment) of revolving bank debt	`ProceedsFromRepaymentsOfLinesOfCredit`	$42.19M	USD	3 Qtrs
Repurchase of common shares	`PaymentsForRepurchaseOfCommonStock`	$25.01M	USD	3 Qtrs
Repurchase of common shares	`PaymentsForRepurchaseOfCommonStock`	$25.01M	USD	3 Qtrs
Distributions paid to redeemable noncontrolling interests	`PaymentsOfDividendsMinorityInterest`	$31.40M	USD	3 Qtrs
Distributions paid to redeemable noncontrolling interests	`PaymentsOfDividendsMinorityInterest`	$31.40M	USD	3 Qtrs
Distributions paid to redeemable noncontrolling interests	`PaymentsOfDividendsMinorityInterest`	$25.87M	USD	3 Qtrs
Distributions paid to redeemable noncontrolling interests	`PaymentsOfDividendsMinorityInterest`	$25.87M	USD	3 Qtrs
Distributions paid to preferred stockholders	`PaymentsOfDividendsPreferredStockAndPreferenceStock`	$3.54M	USD	3 Qtrs
Distributions paid to preferred stockholders	`PaymentsOfDividendsPreferredStockAndPreferenceStock`	$3.54M	USD	3 Qtrs
Distributions paid to preferred stockholders	`PaymentsOfDividendsPreferredStockAndPreferenceStock`	$3.64M	USD	3 Qtrs
Distributions paid to preferred stockholders	`PaymentsOfDividendsPreferredStockAndPreferenceStock`	$3.64M	USD	3 Qtrs
Distributions paid to common stockholders	`PaymentsOfDividendsCommonStock`	$401.69M	USD	3 Qtrs
Distributions paid to common stockholders	`PaymentsOfDividendsCommonStock`	$401.69M	USD	3 Qtrs
Distributions paid to common stockholders	`PaymentsOfDividendsCommonStock`	$418.26M	USD	3 Qtrs
Distributions paid to common stockholders	`PaymentsOfDividendsCommonStock`	$418.26M	USD	3 Qtrs
Other	`ProceedsFromPaymentsForOtherFinancingActivities`	$-23.50M	USD	3 Qtrs
Other	`ProceedsFromPaymentsForOtherFinancingActivities`	$-23.50M	USD	3 Qtrs
Other	`ProceedsFromPaymentsForOtherFinancingActivities`	$-16.80M	USD	3 Qtrs
Other	`ProceedsFromPaymentsForOtherFinancingActivities`	$-16.80M	USD	3 Qtrs
Net cash provided by/(used in) financing activities	`NetCashProvidedByUsedInFinancingActivities`	$-408.03M	USD	3 Qtrs
Net cash provided by/(used in) financing activities	`NetCashProvidedByUsedInFinancingActivities`	$-408.03M	USD	3 Qtrs
Net cash provided by/(used in) financing activities	`NetCashProvidedByUsedInFinancingActivities`	$-395.11M	USD	3 Qtrs
Net cash provided by/(used in) financing activities	`NetCashProvidedByUsedInFinancingActivities`	$-395.11M	USD	3 Qtrs
Net increase/(decrease) in cash, cash equivalents, and restricted cash	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseExcludingExchangeRateEffect`	$686.00K	USD	3 Qtrs
Net increase/(decrease) in cash, cash equivalents, and restricted cash	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseExcludingExchangeRateEffect`	$686.00K	USD	3 Qtrs
Net increase/(decrease) in cash, cash equivalents, and restricted cash	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseExcludingExchangeRateEffect`	$2.26M	USD	3 Qtrs
Net increase/(decrease) in cash, cash equivalents, and restricted cash	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseExcludingExchangeRateEffect`	$2.26M	USD	3 Qtrs
Cash, cash equivalents, and restricted cash, beginning of year	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents`	$30.19M	USD	Point-in-time
Cash, cash equivalents, and restricted cash, beginning of year	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents`	$30.19M	USD	Point-in-time
Cash, cash equivalents, and restricted cash, beginning of year	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents`	$32.45M	USD	Point-in-time
Cash, cash equivalents, and restricted cash, beginning of year	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents`	$32.45M	USD	Point-in-time
Cash, cash equivalents, and restricted cash, beginning of year	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents`	$35.55M	USD	Point-in-time
Cash, cash equivalents, and restricted cash, beginning of year	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents`	$35.55M	USD	Point-in-time
Cash, cash equivalents, and restricted cash, beginning of year	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents`	$34.87M	USD	Point-in-time
Cash, cash equivalents, and restricted cash, beginning of year	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents`	$34.87M	USD	Point-in-time
Cash, cash equivalents, and restricted cash, end of period	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents`	$30.19M	USD	Point-in-time
Cash, cash equivalents, and restricted cash, end of period	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents`	$30.19M	USD	Point-in-time
Cash, cash equivalents, and restricted cash, end of period	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents`	$32.45M	USD	Point-in-time
Cash, cash equivalents, and restricted cash, end of period	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents`	$32.45M	USD	Point-in-time
Cash, cash equivalents, and restricted cash, end of period	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents`	$35.55M	USD	Point-in-time
Cash, cash equivalents, and restricted cash, end of period	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents`	$35.55M	USD	Point-in-time
Cash, cash equivalents, and restricted cash, end of period	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents`	$34.87M	USD	Point-in-time
Cash, cash equivalents, and restricted cash, end of period	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents`	$34.87M	USD	Point-in-time
Interest paid during the period, net of amounts capitalized	`InterestPaidNet`	$156.61M	USD	3 Qtrs
Interest paid during the period, net of amounts capitalized	`InterestPaidNet`	$156.61M	USD	3 Qtrs
Interest paid during the period, net of amounts capitalized	`InterestPaidNet`	$166.51M	USD	3 Qtrs
Interest paid during the period, net of amounts capitalized	`InterestPaidNet`	$166.51M	USD	3 Qtrs
Operating cash flows from operating leases	`ProceedsFromLeasePayments`	$9.38M	USD	3 Qtrs
Operating cash flows from operating leases	`ProceedsFromLeasePayments`	$9.38M	USD	3 Qtrs
Operating cash flows from operating leases	`ProceedsFromLeasePayments`	$9.38M	USD	3 Qtrs
Operating cash flows from operating leases	`ProceedsFromLeasePayments`	$9.38M	USD	3 Qtrs
Cash paid/(refunds received) for income taxes	`IncomeTaxesPaidNet`	$1.91M	USD	3 Qtrs
Cash paid/(refunds received) for income taxes	`IncomeTaxesPaidNet`	$1.91M	USD	3 Qtrs
Cash paid/(refunds received) for income taxes	`IncomeTaxesPaidNet`	$1.06M	USD	3 Qtrs
Cash paid/(refunds received) for income taxes	`IncomeTaxesPaidNet`	$1.06M	USD	3 Qtrs
Secured debt assumed upon acquisition of real estate assets	`NoncashOrPartNoncashAcquisitionDebtAssumed1`	$191.74M	USD	3 Qtrs
Secured debt assumed upon acquisition of real estate assets	`NoncashOrPartNoncashAcquisitionDebtAssumed1`	$191.74M	USD	3 Qtrs
OP Units issued for real estate, net	`OperatingPartnershipUnitsIssuedForRealEstateNet`	$141.36M	USD	3 Qtrs
OP Units issued for real estate, net	`OperatingPartnershipUnitsIssuedForRealEstateNet`	$141.36M	USD	3 Qtrs
Redeemable long-term and short-term incentive plan units	`SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsVestedInPeriodFairValue1`	$19.33M	USD	3 Qtrs
Redeemable long-term and short-term incentive plan units	`SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsVestedInPeriodFairValue1`	$19.33M	USD	3 Qtrs
Redeemable long-term and short-term incentive plan units	`SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsVestedInPeriodFairValue1`	$21.12M	USD	3 Qtrs
Redeemable long-term and short-term incentive plan units	`SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsVestedInPeriodFairValue1`	$21.12M	USD	3 Qtrs
Development costs and capital expenditures incurred, but not yet paid	`CapitalExpendituresIncurredButNotYetPaid`	$21.21M	USD	3 Qtrs
Development costs and capital expenditures incurred, but not yet paid	`CapitalExpendituresIncurredButNotYetPaid`	$21.21M	USD	3 Qtrs
Development costs and capital expenditures incurred, but not yet paid	`CapitalExpendituresIncurredButNotYetPaid`	$42.76M	USD	3 Qtrs
Development costs and capital expenditures incurred, but not yet paid	`CapitalExpendituresIncurredButNotYetPaid`	$42.76M	USD	3 Qtrs
Conversion of Operating Partnership and DownREIT Partnership noncontrolling interests to common stock (715,603 shares and 357,813 shares, respectively)	`ConversionOfStockAmountConverted1`	$14.76M	USD	3 Qtrs
Conversion of Operating Partnership and DownREIT Partnership noncontrolling interests to common stock (715,603 shares and 357,813 shares, respectively)	`ConversionOfStockAmountConverted1`	$14.76M	USD	3 Qtrs
Conversion of Operating Partnership and DownREIT Partnership noncontrolling interests to common stock (715,603 shares and 357,813 shares, respectively)	`ConversionOfStockAmountConverted1`	$28.39M	USD	3 Qtrs
Conversion of Operating Partnership and DownREIT Partnership noncontrolling interests to common stock (715,603 shares and 357,813 shares, respectively)	`ConversionOfStockAmountConverted1`	$28.39M	USD	3 Qtrs
Distribution of equity securities from unconsolidated real estate technology investments	`DistributionOfEquitySecuritiesFromUnconsolidatedInvestments`	$7.75M	USD	3 Qtrs
Distribution of equity securities from unconsolidated real estate technology investments	`DistributionOfEquitySecuritiesFromUnconsolidatedInvestments`	$7.75M	USD	3 Qtrs
Contribution of operating properties to unconsolidated joint venture	`ContributionOfOperatingPropertiesToUnconsolidatedJointVenture`	$258.06M	USD	3 Qtrs
Contribution of operating properties to unconsolidated joint venture	`ContributionOfOperatingPropertiesToUnconsolidatedJointVenture`	$258.06M	USD	3 Qtrs
Transfer of preferred equity investment to note receivable	`TransferOfPreferredEquityInvestmentToNotesReceivable`	$73.45M	USD	3 Qtrs
Transfer of preferred equity investment to note receivable	`TransferOfPreferredEquityInvestmentToNotesReceivable`	$73.45M	USD	3 Qtrs
Dividends declared, but not yet paid	`DividendsPayableCurrentAndNoncurrent`	$149.60M	USD	Point-in-time
Dividends declared, but not yet paid	`DividendsPayableCurrentAndNoncurrent`	$149.60M	USD	Point-in-time
Dividends declared, but not yet paid	`DividendsPayableCurrentAndNoncurrent`	$151.75M	USD	Point-in-time
Dividends declared, but not yet paid	`DividendsPayableCurrentAndNoncurrent`	$151.75M	USD	Point-in-time
Dividends declared, but not yet paid	`DividendsPayableCurrentAndNoncurrent`	$149.62M	USD	Point-in-time
Dividends declared, but not yet paid	`DividendsPayableCurrentAndNoncurrent`	$149.62M	USD	Point-in-time

Stockholders Equity 108 line items

Line Item	Tag	Value	Unit	Period
Common stock distributions declared per share	`CommonStockDividendsPerShareDeclared`	$0.42	USD	1 Quarter
Common stock distributions declared per share	`CommonStockDividendsPerShareDeclared`	$0.42	USD	1 Quarter
Common stock distributions declared per share	`CommonStockDividendsPerShareDeclared`	$0.84	USD	3 Qtrs
Common stock distributions declared per share	`CommonStockDividendsPerShareDeclared`	$0.84	USD	3 Qtrs
Common stock distributions declared per share	`CommonStockDividendsPerShareDeclared`	$0.42	USD	1 Quarter
Common stock distributions declared per share	`CommonStockDividendsPerShareDeclared`	$0.42	USD	1 Quarter
Common stock distributions declared per share	`CommonStockDividendsPerShareDeclared`	$1.27	USD	3 Qtrs
Common stock distributions declared per share	`CommonStockDividendsPerShareDeclared`	$1.27	USD	3 Qtrs
Preferred stock distributions declared	`PreferredStockDividendsPerShareDeclared`	$0.45	USD	1 Quarter
Preferred stock distributions declared	`PreferredStockDividendsPerShareDeclared`	$0.45	USD	1 Quarter
Preferred stock distributions declared	`PreferredStockDividendsPerShareDeclared`	$0.47	USD	1 Quarter
Preferred stock distributions declared	`PreferredStockDividendsPerShareDeclared`	$0.47	USD	1 Quarter
Preferred stock distributions declared	`PreferredStockDividendsPerShareDeclared`	$0.91	USD	3 Qtrs
Preferred stock distributions declared	`PreferredStockDividendsPerShareDeclared`	$0.91	USD	3 Qtrs
Preferred stock distributions declared	`PreferredStockDividendsPerShareDeclared`	$1.40	USD	3 Qtrs
Preferred stock distributions declared	`PreferredStockDividendsPerShareDeclared`	$1.40	USD	3 Qtrs
Beginning Balance	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$4.12B	USD	Point-in-time
Beginning Balance	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$4.12B	USD	Point-in-time
Beginning Balance	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$3.72B	USD	Point-in-time
Beginning Balance	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$3.72B	USD	Point-in-time
Beginning Balance	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$3.51B	USD	Point-in-time
Beginning Balance	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$3.51B	USD	Point-in-time
Beginning Balance	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$3.99B	USD	Point-in-time
Beginning Balance	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$3.99B	USD	Point-in-time
Beginning Balance	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$4.15B	USD	Point-in-time
Beginning Balance	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$4.15B	USD	Point-in-time
Beginning Balance	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$4.10B	USD	Point-in-time
Beginning Balance	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$4.10B	USD	Point-in-time
Net income/(loss) attributable to UDR, Inc.	`NetIncomeLoss`	$32.86M	USD	1 Quarter
Net income/(loss) attributable to UDR, Inc.	`NetIncomeLoss`	$32.86M	USD	1 Quarter
Net income/(loss) attributable to UDR, Inc.	`NetIncomeLoss`	$411.37M	USD	3 Qtrs
Net income/(loss) attributable to UDR, Inc.	`NetIncomeLoss`	$411.37M	USD	3 Qtrs
Net income/(loss) attributable to UDR, Inc.	`NetIncomeLoss`	$94.63M	USD	3 Qtrs
Net income/(loss) attributable to UDR, Inc.	`NetIncomeLoss`	$94.63M	USD	3 Qtrs
Net income/(loss) attributable to UDR, Inc.	`NetIncomeLoss`	$22.60M	USD	1 Quarter
Net income/(loss) attributable to UDR, Inc.	`NetIncomeLoss`	$22.60M	USD	1 Quarter
Other comprehensive income/(loss)	`OtherComprehensiveIncomeLossNetOfTaxIncludingPortionAttributableToNoncontrollingInterest`	$-308.00K	USD	3 Qtrs
Other comprehensive income/(loss)	`OtherComprehensiveIncomeLossNetOfTaxIncludingPortionAttributableToNoncontrollingInterest`	$-308.00K	USD	3 Qtrs
Other comprehensive income/(loss)	`OtherComprehensiveIncomeLossNetOfTaxIncludingPortionAttributableToNoncontrollingInterest`	$16.00K	USD	3 Qtrs
Other comprehensive income/(loss)	`OtherComprehensiveIncomeLossNetOfTaxIncludingPortionAttributableToNoncontrollingInterest`	$16.00K	USD	3 Qtrs
Other comprehensive income/(loss)	`OtherComprehensiveIncomeLossNetOfTaxIncludingPortionAttributableToNoncontrollingInterest`	$-756.00K	USD	1 Quarter
Other comprehensive income/(loss)	`OtherComprehensiveIncomeLossNetOfTaxIncludingPortionAttributableToNoncontrollingInterest`	$-756.00K	USD	1 Quarter
Other comprehensive income/(loss)	`OtherComprehensiveIncomeLossNetOfTaxIncludingPortionAttributableToNoncontrollingInterest`	$-3.30M	USD	1 Quarter
Other comprehensive income/(loss)	`OtherComprehensiveIncomeLossNetOfTaxIncludingPortionAttributableToNoncontrollingInterest`	$-3.30M	USD	1 Quarter
Issuance/(forfeiture) of common and restricted shares, net	`StockIssuedDuringPeriodValueShareBasedCompensation`	$1.84M	USD	1 Quarter
Issuance/(forfeiture) of common and restricted shares, net	`StockIssuedDuringPeriodValueShareBasedCompensation`	$1.84M	USD	1 Quarter
Issuance/(forfeiture) of common and restricted shares, net	`StockIssuedDuringPeriodValueShareBasedCompensation`	$4.81M	USD	3 Qtrs
Issuance/(forfeiture) of common and restricted shares, net	`StockIssuedDuringPeriodValueShareBasedCompensation`	$4.81M	USD	3 Qtrs
Issuance/(forfeiture) of common and restricted shares, net	`StockIssuedDuringPeriodValueShareBasedCompensation`	$4.34M	USD	3 Qtrs
Issuance/(forfeiture) of common and restricted shares, net	`StockIssuedDuringPeriodValueShareBasedCompensation`	$4.34M	USD	3 Qtrs
Issuance/(forfeiture) of common and restricted shares, net	`StockIssuedDuringPeriodValueShareBasedCompensation`	$2.24M	USD	1 Quarter
Issuance/(forfeiture) of common and restricted shares, net	`StockIssuedDuringPeriodValueShareBasedCompensation`	$2.24M	USD	1 Quarter
Issuance of common shares through public offering, net	`StockIssuedDuringPeriodValueNewIssues`	$-38.00K	USD	1 Quarter
Issuance of common shares through public offering, net	`StockIssuedDuringPeriodValueNewIssues`	$-38.00K	USD	1 Quarter
Issuance of common shares through public offering, net	`StockIssuedDuringPeriodValueNewIssues`	$-456.00K	USD	3 Qtrs
Issuance of common shares through public offering, net	`StockIssuedDuringPeriodValueNewIssues`	$-456.00K	USD	3 Qtrs
Issuance of common shares through public offering, net	`StockIssuedDuringPeriodValueNewIssues`	$-473.00K	USD	3 Qtrs
Issuance of common shares through public offering, net	`StockIssuedDuringPeriodValueNewIssues`	$-473.00K	USD	3 Qtrs
Adjustment for conversion of noncontrolling interest of unitholders in the Operating Partnership and DownREIT Partnership	`StockIssuedDuringPeriodValueConversionOfUnits`	$14.76M	USD	3 Qtrs
Adjustment for conversion of noncontrolling interest of unitholders in the Operating Partnership and DownREIT Partnership	`StockIssuedDuringPeriodValueConversionOfUnits`	$14.76M	USD	3 Qtrs
Adjustment for conversion of noncontrolling interest of unitholders in the Operating Partnership and DownREIT Partnership	`StockIssuedDuringPeriodValueConversionOfUnits`	$2.06M	USD	1 Quarter
Adjustment for conversion of noncontrolling interest of unitholders in the Operating Partnership and DownREIT Partnership	`StockIssuedDuringPeriodValueConversionOfUnits`	$2.06M	USD	1 Quarter
Adjustment for conversion of noncontrolling interest of unitholders in the Operating Partnership and DownREIT Partnership	`StockIssuedDuringPeriodValueConversionOfUnits`	$15.92M	USD	1 Quarter
Adjustment for conversion of noncontrolling interest of unitholders in the Operating Partnership and DownREIT Partnership	`StockIssuedDuringPeriodValueConversionOfUnits`	$15.92M	USD	1 Quarter
Adjustment for conversion of noncontrolling interest of unitholders in the Operating Partnership and DownREIT Partnership	`StockIssuedDuringPeriodValueConversionOfUnits`	$28.39M	USD	3 Qtrs
Adjustment for conversion of noncontrolling interest of unitholders in the Operating Partnership and DownREIT Partnership	`StockIssuedDuringPeriodValueConversionOfUnits`	$28.39M	USD	3 Qtrs
Contribution of noncontrolling interests in consolidated real estate	`NoncontrollingInterestIncreaseFromSubsidiaryEquityIssuance`	$125.00K	USD	3 Qtrs
Contribution of noncontrolling interests in consolidated real estate	`NoncontrollingInterestIncreaseFromSubsidiaryEquityIssuance`	$125.00K	USD	3 Qtrs
Common stock distributions declared	`DividendsCommonStockCash`	$138.11M	USD	1 Quarter
Common stock distributions declared	`DividendsCommonStockCash`	$138.11M	USD	1 Quarter
Common stock distributions declared	`DividendsCommonStockCash`	$420.30M	USD	3 Qtrs
Common stock distributions declared	`DividendsCommonStockCash`	$420.30M	USD	3 Qtrs
Common stock distributions declared	`DividendsCommonStockCash`	$140.22M	USD	1 Quarter
Common stock distributions declared	`DividendsCommonStockCash`	$140.22M	USD	1 Quarter
Common stock distributions declared	`DividendsCommonStockCash`	$414.81M	USD	3 Qtrs
Common stock distributions declared	`DividendsCommonStockCash`	$414.81M	USD	3 Qtrs
Repurchase of common shares	`StockRepurchasedDuringPeriodValue`	$25.01M	USD	1 Quarter
Repurchase of common shares	`StockRepurchasedDuringPeriodValue`	$25.01M	USD	1 Quarter
Repurchase of common shares	`StockRepurchasedDuringPeriodValue`	$25.01M	USD	3 Qtrs
Repurchase of common shares	`StockRepurchasedDuringPeriodValue`	$25.01M	USD	3 Qtrs
Preferred stock distributions declared-Series E	`PreferredStockDividendsIncomeStatementImpact`	$1.22M	USD	1 Quarter
Preferred stock distributions declared-Series E	`PreferredStockDividendsIncomeStatementImpact`	$1.22M	USD	1 Quarter
Preferred stock distributions declared-Series E	`PreferredStockDividendsIncomeStatementImpact`	$3.63M	USD	3 Qtrs
Preferred stock distributions declared-Series E	`PreferredStockDividendsIncomeStatementImpact`	$3.63M	USD	3 Qtrs
Preferred stock distributions declared-Series E	`PreferredStockDividendsIncomeStatementImpact`	$3.64M	USD	3 Qtrs
Preferred stock distributions declared-Series E	`PreferredStockDividendsIncomeStatementImpact`	$3.64M	USD	3 Qtrs
Preferred stock distributions declared-Series E	`PreferredStockDividendsIncomeStatementImpact`	$1.20M	USD	1 Quarter
Preferred stock distributions declared-Series E	`PreferredStockDividendsIncomeStatementImpact`	$1.20M	USD	1 Quarter
Adjustment to reflect redemption value of redeemable noncontrolling interests	`MinorityInterestChangeInRedemptionValue`	$-104.66M	USD	1 Quarter
Adjustment to reflect redemption value of redeemable noncontrolling interests	`MinorityInterestChangeInRedemptionValue`	$-104.66M	USD	1 Quarter
Adjustment to reflect redemption value of redeemable noncontrolling interests	`MinorityInterestChangeInRedemptionValue`	$-180.09M	USD	3 Qtrs
Adjustment to reflect redemption value of redeemable noncontrolling interests	`MinorityInterestChangeInRedemptionValue`	$-180.09M	USD	3 Qtrs
Adjustment to reflect redemption value of redeemable noncontrolling interests	`MinorityInterestChangeInRedemptionValue`	$159.30M	USD	1 Quarter
Adjustment to reflect redemption value of redeemable noncontrolling interests	`MinorityInterestChangeInRedemptionValue`	$159.30M	USD	1 Quarter
Adjustment to reflect redemption value of redeemable noncontrolling interests	`MinorityInterestChangeInRedemptionValue`	$65.80M	USD	3 Qtrs
Adjustment to reflect redemption value of redeemable noncontrolling interests	`MinorityInterestChangeInRedemptionValue`	$65.80M	USD	3 Qtrs
Ending Balance	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$4.12B	USD	Point-in-time
Ending Balance	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$4.12B	USD	Point-in-time
Ending Balance	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$3.72B	USD	Point-in-time
Ending Balance	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$3.72B	USD	Point-in-time
Ending Balance	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$3.51B	USD	Point-in-time
Ending Balance	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$3.51B	USD	Point-in-time
Ending Balance	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$3.99B	USD	Point-in-time
Ending Balance	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$3.99B	USD	Point-in-time
Ending Balance	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$4.15B	USD	Point-in-time
Ending Balance	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$4.15B	USD	Point-in-time
Ending Balance	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$4.10B	USD	Point-in-time
Ending Balance	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$4.10B	USD	Point-in-time

Comprehensive Income 56 line items

Line Item	Tag	Value	Unit	Period
Net income/(loss)	`ProfitLoss`	$101.40M	USD	3 Qtrs
Net income/(loss)	`ProfitLoss`	$101.40M	USD	3 Qtrs
Net income/(loss)	`ProfitLoss`	$35.42M	USD	1 Quarter
Net income/(loss)	`ProfitLoss`	$35.42M	USD	1 Quarter
Net income/(loss)	`ProfitLoss`	$438.53M	USD	3 Qtrs
Net income/(loss)	`ProfitLoss`	$438.53M	USD	3 Qtrs
Net income/(loss)	`ProfitLoss`	$24.08M	USD	1 Quarter
Net income/(loss)	`ProfitLoss`	$24.08M	USD	1 Quarter
Unrealized holding gain/(loss)	`OtherComprehensiveIncomeLossCashFlowHedgeGainLossBeforeReclassificationAfterTax`	$5.46M	USD	3 Qtrs
Unrealized holding gain/(loss)	`OtherComprehensiveIncomeLossCashFlowHedgeGainLossBeforeReclassificationAfterTax`	$5.46M	USD	3 Qtrs
Unrealized holding gain/(loss)	`OtherComprehensiveIncomeLossCashFlowHedgeGainLossBeforeReclassificationAfterTax`	$1.31M	USD	1 Quarter
Unrealized holding gain/(loss)	`OtherComprehensiveIncomeLossCashFlowHedgeGainLossBeforeReclassificationAfterTax`	$1.31M	USD	1 Quarter
Unrealized holding gain/(loss)	`OtherComprehensiveIncomeLossCashFlowHedgeGainLossBeforeReclassificationAfterTax`	$-1.77M	USD	1 Quarter
Unrealized holding gain/(loss)	`OtherComprehensiveIncomeLossCashFlowHedgeGainLossBeforeReclassificationAfterTax`	$-1.77M	USD	1 Quarter
Unrealized holding gain/(loss)	`OtherComprehensiveIncomeLossCashFlowHedgeGainLossBeforeReclassificationAfterTax`	$5.34M	USD	3 Qtrs
Unrealized holding gain/(loss)	`OtherComprehensiveIncomeLossCashFlowHedgeGainLossBeforeReclassificationAfterTax`	$5.34M	USD	3 Qtrs
(Gain)/loss reclassified into earnings from other comprehensive income/(loss)	`OtherComprehensiveIncomeLossCashFlowHedgeGainLossReclassificationAfterTax`	$2.11M	USD	1 Quarter
(Gain)/loss reclassified into earnings from other comprehensive income/(loss)	`OtherComprehensiveIncomeLossCashFlowHedgeGainLossReclassificationAfterTax`	$2.11M	USD	1 Quarter
(Gain)/loss reclassified into earnings from other comprehensive income/(loss)	`OtherComprehensiveIncomeLossCashFlowHedgeGainLossReclassificationAfterTax`	$1.78M	USD	1 Quarter
(Gain)/loss reclassified into earnings from other comprehensive income/(loss)	`OtherComprehensiveIncomeLossCashFlowHedgeGainLossReclassificationAfterTax`	$1.78M	USD	1 Quarter
(Gain)/loss reclassified into earnings from other comprehensive income/(loss)	`OtherComprehensiveIncomeLossCashFlowHedgeGainLossReclassificationAfterTax`	$5.33M	USD	3 Qtrs
(Gain)/loss reclassified into earnings from other comprehensive income/(loss)	`OtherComprehensiveIncomeLossCashFlowHedgeGainLossReclassificationAfterTax`	$5.33M	USD	3 Qtrs
(Gain)/loss reclassified into earnings from other comprehensive income/(loss)	`OtherComprehensiveIncomeLossCashFlowHedgeGainLossReclassificationAfterTax`	$5.77M	USD	3 Qtrs
(Gain)/loss reclassified into earnings from other comprehensive income/(loss)	`OtherComprehensiveIncomeLossCashFlowHedgeGainLossReclassificationAfterTax`	$5.77M	USD	3 Qtrs
Other comprehensive income/(loss), including portion attributable to noncontrolling interests	`OtherComprehensiveIncomeLossNetOfTax`	$-3.55M	USD	1 Quarter
Other comprehensive income/(loss), including portion attributable to noncontrolling interests	`OtherComprehensiveIncomeLossNetOfTax`	$-3.55M	USD	1 Quarter
Other comprehensive income/(loss), including portion attributable to noncontrolling interests	`OtherComprehensiveIncomeLossNetOfTax`	$4.00K	USD	3 Qtrs
Other comprehensive income/(loss), including portion attributable to noncontrolling interests	`OtherComprehensiveIncomeLossNetOfTax`	$4.00K	USD	3 Qtrs
Other comprehensive income/(loss), including portion attributable to noncontrolling interests	`OtherComprehensiveIncomeLossNetOfTax`	$-796.00K	USD	1 Quarter
Other comprehensive income/(loss), including portion attributable to noncontrolling interests	`OtherComprehensiveIncomeLossNetOfTax`	$-796.00K	USD	1 Quarter
Other comprehensive income/(loss), including portion attributable to noncontrolling interests	`OtherComprehensiveIncomeLossNetOfTax`	$-304.00K	USD	3 Qtrs
Other comprehensive income/(loss), including portion attributable to noncontrolling interests	`OtherComprehensiveIncomeLossNetOfTax`	$-304.00K	USD	3 Qtrs
Comprehensive income/(loss)	`ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest`	$20.53M	USD	1 Quarter
Comprehensive income/(loss)	`ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest`	$20.53M	USD	1 Quarter
Comprehensive income/(loss)	`ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest`	$101.10M	USD	3 Qtrs
Comprehensive income/(loss)	`ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest`	$101.10M	USD	3 Qtrs
Comprehensive income/(loss)	`ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest`	$438.53M	USD	3 Qtrs
Comprehensive income/(loss)	`ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest`	$438.53M	USD	3 Qtrs
Comprehensive income/(loss)	`ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest`	$34.62M	USD	1 Quarter
Comprehensive income/(loss)	`ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest`	$34.62M	USD	1 Quarter
Comprehensive (income)/loss attributable to noncontrolling interests	`ComprehensiveIncomeNetOfTaxAttributableToNoncontrollingInterest`	$27.15M	USD	3 Qtrs
Comprehensive (income)/loss attributable to noncontrolling interests	`ComprehensiveIncomeNetOfTaxAttributableToNoncontrollingInterest`	$27.15M	USD	3 Qtrs
Comprehensive (income)/loss attributable to noncontrolling interests	`ComprehensiveIncomeNetOfTaxAttributableToNoncontrollingInterest`	$6.78M	USD	3 Qtrs
Comprehensive (income)/loss attributable to noncontrolling interests	`ComprehensiveIncomeNetOfTaxAttributableToNoncontrollingInterest`	$6.78M	USD	3 Qtrs
Comprehensive (income)/loss attributable to noncontrolling interests	`ComprehensiveIncomeNetOfTaxAttributableToNoncontrollingInterest`	$2.52M	USD	1 Quarter
Comprehensive (income)/loss attributable to noncontrolling interests	`ComprehensiveIncomeNetOfTaxAttributableToNoncontrollingInterest`	$2.52M	USD	1 Quarter
Comprehensive (income)/loss attributable to noncontrolling interests	`ComprehensiveIncomeNetOfTaxAttributableToNoncontrollingInterest`	$1.23M	USD	1 Quarter
Comprehensive (income)/loss attributable to noncontrolling interests	`ComprehensiveIncomeNetOfTaxAttributableToNoncontrollingInterest`	$1.23M	USD	1 Quarter
Comprehensive income/(loss) attributable to UDR, Inc.	`ComprehensiveIncomeNetOfTax`	$19.29M	USD	1 Quarter
Comprehensive income/(loss) attributable to UDR, Inc.	`ComprehensiveIncomeNetOfTax`	$19.29M	USD	1 Quarter
Comprehensive income/(loss) attributable to UDR, Inc.	`ComprehensiveIncomeNetOfTax`	$94.32M	USD	3 Qtrs
Comprehensive income/(loss) attributable to UDR, Inc.	`ComprehensiveIncomeNetOfTax`	$94.32M	USD	3 Qtrs
Comprehensive income/(loss) attributable to UDR, Inc.	`ComprehensiveIncomeNetOfTax`	$411.38M	USD	3 Qtrs
Comprehensive income/(loss) attributable to UDR, Inc.	`ComprehensiveIncomeNetOfTax`	$411.38M	USD	3 Qtrs
Comprehensive income/(loss) attributable to UDR, Inc.	`ComprehensiveIncomeNetOfTax`	$32.10M	USD	1 Quarter
Comprehensive income/(loss) attributable to UDR, Inc.	`ComprehensiveIncomeNetOfTax`	$32.10M	USD	1 Quarter

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