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Financial Instruments and Fair Value Measurements - Schedule of Items Measured at Fair Value on Nonrecurring Basis (Details) - Fair Value, Measurements, Nonrecurring $ in Thousands | 12 Months Ended
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Dec. 31, 2021 USD ($)
Derivatives, Fair Value [Line Items] |
Impairment charges | $ 9,925
Acadia Realty Trust |
Derivatives, Fair Value [Line Items] |
Impairment charges | $ 2,294
27 E. 61st Street Manhattan, NY | Fund IV | Level 3 Inputs Projections |
Derivatives, Fair Value [Line Items] |
Triggering Event | Reduced projected operating income
Impairment charges | $ 6,909
27 E. 61st Street Manhattan, NY | Fund IV | Acadia Realty Trust | Level 3 Inputs Projections |
Derivatives, Fair Value [Line Items] |
Impairment charges | $ 1,597
210 Bowery Residential Units | Fund IV | Level 3 Inputs Projections |
Derivatives, Fair Value [Line Items] |
Triggering Event | Reduced projected operating income
Impairment charges | $ 3,016
210 Bowery Residential Units | Fund IV | Acadia Realty Trust | Level 3 Inputs Projections |
Derivatives, Fair Value [Line Items] |
Impairment charges | $ 697

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