XML 113 R88.htm IDEA: XBRL DOCUMENT
v2.4.0.6

Fair Value of Derivatives and Financial Instruments (UNITED DOMINION REALTY, L.P.) (Details) (Fair Value, Measurements, Recurring [Member], USD $) In Thousands, unless otherwise specified | Jun. 30, 2012 | Dec. 31, 2011
--- | --- | ---
Estimated fair values of the financial instruments either recorded or disclosed on a recurring basis |  |  |  |
Total assets | $ 45,436 |  | $ 89 |
Secured debt instruments - variable rate |  |  |  |
Total liabilities | 3,568,367 |  | 4,104,800 |
Interest Rate Contracts [Member] |  |  |  |
Estimated fair values of the financial instruments either recorded or disclosed on a recurring basis |  |  |  |
Derivatives - Interest rate contracts | 17 |  | 89 | [1]
Derivatives - Interest rate contracts | 13,404 |  | 13,660 | [1]
Mortgage notes payable [Member] |  |  |  |
Secured debt instruments - fixed rate |  |  |  |
Secured debt instruments - fixed rate | 509,387 |  | 635,531 | [2]
Secured debt instruments - variable rate |  |  |  |
Secured debt instruments - variable rate | 37,415 |  | 151,685 | [2]
Tax Exempt Notes Payable [Member] |  |  |  |
Secured debt instruments - variable rate |  |  |  |
Secured debt instruments - variable rate | 94,700 |  | 94,700 | [2]
Credit Facilities [Member] |  |  |  |
Secured debt instruments - fixed rate |  |  |  |
Secured debt instruments - fixed rate | 690,817 |  | 799,584 | [2]
Secured debt instruments - variable rate |  |  |  |
Secured debt instruments - variable rate | 211,409 |  | 310,451 | [2]
Level 1 [Member] |  |  |  |
Estimated fair values of the financial instruments either recorded or disclosed on a recurring basis |  |  |  |
Total assets | 0 |  | 0 |
Secured debt instruments - variable rate |  |  |  |
Total liabilities | 0 |  | 0 |
Level 1 [Member] | Interest Rate Contracts [Member] |  |  |  |
Estimated fair values of the financial instruments either recorded or disclosed on a recurring basis |  |  |  |
Derivatives - Interest rate contracts | 0 |  | 0 | [1]
Derivatives - Interest rate contracts | 0 |  | 0 | [1]
Level 1 [Member] | Mortgage notes payable [Member] |  |  |  |
Secured debt instruments - fixed rate |  |  |  |
Secured debt instruments - fixed rate | 0 |  | 0 | [2]
Secured debt instruments - variable rate |  |  |  |
Secured debt instruments - variable rate | 0 |  | 0 | [2]
Level 1 [Member] | Tax Exempt Notes Payable [Member] |  |  |  |
Secured debt instruments - variable rate |  |  |  |
Secured debt instruments - variable rate | 0 |  | 0 | [2]
Level 1 [Member] | Credit Facilities [Member] |  |  |  |
Secured debt instruments - fixed rate |  |  |  |
Secured debt instruments - fixed rate | 0 |  | 0 | [2]
Secured debt instruments - variable rate |  |  |  |
Secured debt instruments - variable rate | 0 |  | 0 | [2]
Level 2 [Member] |  |  |  |
Estimated fair values of the financial instruments either recorded or disclosed on a recurring basis |  |  |  |
Total assets | 17 |  | 89 |
Secured debt instruments - variable rate |  |  |  |
Total liabilities | 13,404 |  | 13,660 |
Level 2 [Member] | Interest Rate Contracts [Member] |  |  |  |
Estimated fair values of the financial instruments either recorded or disclosed on a recurring basis |  |  |  |
Derivatives - Interest rate contracts | 17 |  | 89 | [1]
Derivatives - Interest rate contracts | 13,404 |  | 13,660 | [1]
Level 2 [Member] | Mortgage notes payable [Member] |  |  |  |
Secured debt instruments - fixed rate |  |  |  |
Secured debt instruments - fixed rate | 0 |  | 0 | [2]
Secured debt instruments - variable rate |  |  |  |
Secured debt instruments - variable rate | 0 |  | 0 | [2]
Level 2 [Member] | Tax Exempt Notes Payable [Member] |  |  |  |
Secured debt instruments - variable rate |  |  |  |
Secured debt instruments - variable rate | 0 |  | 0 | [2]
Level 2 [Member] | Credit Facilities [Member] |  |  |  |
Secured debt instruments - fixed rate |  |  |  |
Secured debt instruments - fixed rate | 0 |  | 0 | [2]
Secured debt instruments - variable rate |  |  |  |
Secured debt instruments - variable rate | 0 |  | 0 | [2]
Level 3 [Member] |  |  |  |
Estimated fair values of the financial instruments either recorded or disclosed on a recurring basis |  |  |  |
Total assets | 45,419 |  | 0 |
Secured debt instruments - variable rate |  |  |  |
Total liabilities | 3,554,963 |  | 4,091,140 |
Level 3 [Member] | Interest Rate Contracts [Member] |  |  |  |
Estimated fair values of the financial instruments either recorded or disclosed on a recurring basis |  |  |  |
Derivatives - Interest rate contracts | 0 |  | 0 | [1]
Derivatives - Interest rate contracts | 0 |  | 0 | [1]
Level 3 [Member] | Mortgage notes payable [Member] |  |  |  |
Secured debt instruments - fixed rate |  |  |  |
Secured debt instruments - fixed rate | 509,387 |  | 635,531 | [2]
Secured debt instruments - variable rate |  |  |  |
Secured debt instruments - variable rate | 37,415 |  | 151,685 | [2]
Level 3 [Member] | Tax Exempt Notes Payable [Member] |  |  |  |
Secured debt instruments - variable rate |  |  |  |
Secured debt instruments - variable rate | 94,700 |  | 94,700 | [2]
Level 3 [Member] | Credit Facilities [Member] |  |  |  |
Secured debt instruments - fixed rate |  |  |  |
Secured debt instruments - fixed rate | 690,817 |  | 799,584 | [2]
Secured debt instruments - variable rate |  |  |  |
Secured debt instruments - variable rate | 211,409 |  | 310,451 | [2]
United Dominion Reality L.P. [Member] |  |  |  |
Estimated fair values of the financial instruments either recorded or disclosed on a recurring basis |  |  |  |
Total assets | 12 |  | 71 |
Secured debt instruments - variable rate |  |  |  |
Total liabilities | 1,041,704 |  | 1,251,263 |
United Dominion Reality L.P. [Member] | Interest Rate Contracts [Member] |  |  |  |
Estimated fair values of the financial instruments either recorded or disclosed on a recurring basis |  |  |  |
Derivatives - Interest rate contracts | 12 | [3] | 71 | [3]
Derivatives - Interest rate contracts | 5,898 | [3] | 6,207 | [3]
United Dominion Reality L.P. [Member] | Mortgage notes payable [Member] |  |  |  |
Secured debt instruments - fixed rate |  |  |  |
Secured debt instruments - fixed rate | 436,095 | [4] | 495,412 | [4]
Secured debt instruments - variable rate |  |  |  |
Secured debt instruments - variable rate | 37,415 | [4] | 37,415 | [4]
United Dominion Reality L.P. [Member] | Tax Exempt Notes Payable [Member] |  |  |  |
Secured debt instruments - variable rate |  |  |  |
Secured debt instruments - variable rate | 27,000 | [4] | 27,000 | [4]
United Dominion Reality L.P. [Member] | Credit Facilities [Member] |  |  |  |
Secured debt instruments - fixed rate |  |  |  |
Secured debt instruments - fixed rate | 398,109 | [4] | 462,621 | [4]
Secured debt instruments - variable rate |  |  |  |
Secured debt instruments - variable rate | 137,187 | [4] | 222,608 | [4]
United Dominion Reality L.P. [Member] | Level 1 [Member] |  |  |  |
Estimated fair values of the financial instruments either recorded or disclosed on a recurring basis |  |  |  |
Total assets | 0 |  | 0 |
Secured debt instruments - variable rate |  |  |  |
Total liabilities | 0 |  | 0 |
United Dominion Reality L.P. [Member] | Level 1 [Member] | Interest Rate Contracts [Member] |  |  |  |
Estimated fair values of the financial instruments either recorded or disclosed on a recurring basis |  |  |  |
Derivatives - Interest rate contracts | 0 | [3] | 0 | [3]
Derivatives - Interest rate contracts | 0 | [3] | 0 | [3]
United Dominion Reality L.P. [Member] | Level 1 [Member] | Mortgage notes payable [Member] |  |  |  |
Secured debt instruments - fixed rate |  |  |  |
Secured debt instruments - fixed rate | 0 | [4] | 0 | [4]
Secured debt instruments - variable rate |  |  |  |
Secured debt instruments - variable rate | 0 | [4] | 0 | [4]
United Dominion Reality L.P. [Member] | Level 1 [Member] | Tax Exempt Notes Payable [Member] |  |  |  |
Secured debt instruments - variable rate |  |  |  |
Secured debt instruments - variable rate | 0 | [4] | 0 | [4]
United Dominion Reality L.P. [Member] | Level 1 [Member] | Credit Facilities [Member] |  |  |  |
Secured debt instruments - fixed rate |  |  |  |
Secured debt instruments - fixed rate | 0 | [4] | 0 | [4]
Secured debt instruments - variable rate |  |  |  |
Secured debt instruments - variable rate | 0 | [4] | 0 | [4]
United Dominion Reality L.P. [Member] | Level 2 [Member] |  |  |  |
Estimated fair values of the financial instruments either recorded or disclosed on a recurring basis |  |  |  |
Total assets | 12 |  | 71 |
Secured debt instruments - variable rate |  |  |  |
Total liabilities | 5,898 |  | 6,207 |
United Dominion Reality L.P. [Member] | Level 2 [Member] | Interest Rate Contracts [Member] |  |  |  |
Estimated fair values of the financial instruments either recorded or disclosed on a recurring basis |  |  |  |
Derivatives - Interest rate contracts | 12 | [3] | 71 | [3]
Derivatives - Interest rate contracts | 5,898 | [3] | 6,207 | [3]
United Dominion Reality L.P. [Member] | Level 2 [Member] | Mortgage notes payable [Member] |  |  |  |
Secured debt instruments - fixed rate |  |  |  |
Secured debt instruments - fixed rate | 0 | [4] | 0 | [4]
Secured debt instruments - variable rate |  |  |  |
Secured debt instruments - variable rate | 0 | [4] | 0 | [4]
United Dominion Reality L.P. [Member] | Level 2 [Member] | Tax Exempt Notes Payable [Member] |  |  |  |
Secured debt instruments - variable rate |  |  |  |
Secured debt instruments - variable rate | 0 | [4] | 0 | [4]
United Dominion Reality L.P. [Member] | Level 2 [Member] | Credit Facilities [Member] |  |  |  |
Secured debt instruments - fixed rate |  |  |  |
Secured debt instruments - fixed rate | 0 | [4] | 0 | [4]
Secured debt instruments - variable rate |  |  |  |
Secured debt instruments - variable rate | 0 | [4] | 0 | [4]
United Dominion Reality L.P. [Member] | Level 3 [Member] |  |  |  |
Estimated fair values of the financial instruments either recorded or disclosed on a recurring basis |  |  |  |
Total assets | 0 |  | 0 |
Secured debt instruments - variable rate |  |  |  |
Total liabilities | 1,035,806 |  | 1,245,056 |
United Dominion Reality L.P. [Member] | Level 3 [Member] | Interest Rate Contracts [Member] |  |  |  |
Estimated fair values of the financial instruments either recorded or disclosed on a recurring basis |  |  |  |
Derivatives - Interest rate contracts | 0 | [3] | 0 | [3]
Derivatives - Interest rate contracts | 0 | [3] | 0 | [3]
United Dominion Reality L.P. [Member] | Level 3 [Member] | Mortgage notes payable [Member] |  |  |  |
Secured debt instruments - fixed rate |  |  |  |
Secured debt instruments - fixed rate | 436,095 | [4] | 495,412 | [4]
Secured debt instruments - variable rate |  |  |  |
Secured debt instruments - variable rate | 37,415 | [4] | 37,415 | [4]
United Dominion Reality L.P. [Member] | Level 3 [Member] | Tax Exempt Notes Payable [Member] |  |  |  |
Secured debt instruments - variable rate |  |  |  |
Secured debt instruments - variable rate | 27,000 | [4] | 27,000 | [4]
United Dominion Reality L.P. [Member] | Level 3 [Member] | Credit Facilities [Member] |  |  |  |
Secured debt instruments - fixed rate |  |  |  |
Secured debt instruments - fixed rate | 398,109 | [4] | 462,621 | [4]
Secured debt instruments - variable rate |  |  |  |
Secured debt instruments - variable rate | $ 137,187 | [4] | $ 222,608 | [4]
[1] | See Note 11, “Derivatives and Hedging Activity”
[2] | See Note 6, “Secured Debt”
[3] | See Note 8, Derivatives and Hedging Activity
[4] | See Note 5, Debt

X
- Details
Name: | udr_FairValueAssetsMeasuredOnRecurringBasisAbstract
Namespace Prefix: | udr_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Details
Name: | udr_FairValueLiabilitiesMeasuredOnRecurringBasisFixedRateSecuredDebtInstrumentsAbstract
Namespace Prefix: | udr_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Details
Name: | udr_FairValueLiabilitiesMeasuredOnRecurringBasisVariableRateSecuredDebtInstrumentsAbstract
Namespace Prefix: | udr_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition Fair value of fixed rate secured debt instruments as of the balance sheet date. + References No definition available. + Details
Name: | udr_FixedRateSecuredDebtInstrumentsFairValue
Namespace Prefix: | udr_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition Fair value of variable rate secured debt instruments as of the balance sheet date. + References No definition available. + Details
Name: | udr_VariableRateSecuredDebtInstrumentsFairValue
Namespace Prefix: | udr_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition This element represents the aggregate of the assets reported on the balance sheet at period end measured at fair value by the entity. This element is intended to be used in connection with the fair value disclosures required in the footnote disclosures to the financial statements. + References No definition available. + Details
Name: | us-gaap_AssetsFairValueDisclosure
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition Fair value as of the balance sheet date of the gross assets less the gross liabilities of a derivative asset or group of derivative assets. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 825 -SubTopic 10 -Section 50 -Paragraph 15 -URI http://asc.fasb.org/extlink&oid=6947722&loc=d3e13495-108611 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 815 -SubTopic 10 -Section 45 -Paragraph 5 -URI http://asc.fasb.org/extlink&oid=6945355&loc=d3e41228-113958 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 815 -SubTopic 10 -Section 45 -Paragraph 6 -URI http://asc.fasb.org/extlink&oid=6945355&loc=d3e41271-113958 Reference 4: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 825 -SubTopic 10 -Section 50 -Paragraph 10 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=6947722&loc=d3e13433-108611 + Details
Name: | us-gaap_DerivativeAssetFairValueNet
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition Fair value as of the balance sheet date of the gross assets less the gross liabilities of a derivative liability or group of derivative liabilities. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 825 -SubTopic 10 -Section 50 -Paragraph 15 -URI http://asc.fasb.org/extlink&oid=6947722&loc=d3e13495-108611 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 815 -SubTopic 10 -Section 45 -Paragraph 5 -URI http://asc.fasb.org/extlink&oid=6945355&loc=d3e41228-113958 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 815 -SubTopic 10 -Section 45 -Paragraph 6 -URI http://asc.fasb.org/extlink&oid=6945355&loc=d3e41271-113958 Reference 4: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 825 -SubTopic 10 -Section 50 -Paragraph 10 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=6947722&loc=d3e13433-108611 + Details
Name: | us-gaap_DerivativeLiabilityFairValueNet
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition This element represents the aggregate of the liabilities reported on the balance sheet at period end measured at fair value by the entity. This element is intended to be used in connection with the fair value disclosures required in the footnote disclosures to the financial statements. + References No definition available. + Details
Name: | us-gaap_LiabilitiesFairValueDisclosure
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant