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Real Estate Activity - Schedule of Gain (Loss) on Sale or Write-down of Assets (Details) $ in Thousands |  |  |  |  |  |  |  |  | 12 Months Ended
--- | --- | --- | --- | --- | --- | --- | --- | --- | ---
Nov. 01, 2022 USD ($) | Sep. 16, 2022 USD ($) apartment | May 17, 2022 USD ($) ft² | Jan. 14, 2022 USD ($) apartment | Aug. 26, 2021 USD ($) ft² | Mar. 30, 2021 | Jul. 16, 2020 USD ($) apartment | May 01, 2020 USD ($) apartment | Dec. 31, 2022 USD ($) | Dec. 31, 2021 USD ($) | Dec. 31, 2020 USD ($)
SEC Schedule, 12-29, Real Estate Companies, Investment in Mortgage Loans on Real Estate [Line Items] |  |  |  |  |  |  |  |  |  |  |
Gain on sale, remeasurement or write down of assets |  |  |  |  |  |  |  |  | $ 87,132 | $ 24,647 | $ 36,895
VAA Holdback Portfolio |  |  |  |  |  |  |  |  |  |  |
SEC Schedule, 12-29, Real Estate Companies, Investment in Mortgage Loans on Real Estate [Line Items] |  |  |  |  |  |  |  |  |  |  |
Gain on sale, remeasurement or write down of assets | $ 73,187 |  |  |  |  |  |  |  |  |  |
Overlook At Allensville Phase II Apartments |  |  |  |  |  |  |  |  |  |  |
SEC Schedule, 12-29, Real Estate Companies, Investment in Mortgage Loans on Real Estate [Line Items] |  |  |  |  |  |  |  |  |  |  |
Ownership interest sold |  |  |  |  |  | 50.00% |  |  |  |  |
Macquarie Group |  |  |  |  |  |  |  |  |  |  |
SEC Schedule, 12-29, Real Estate Companies, Investment in Mortgage Loans on Real Estate [Line Items] |  |  |  |  |  |  |  |  |  |  |
Contingent consideration, liability |  |  |  |  |  |  |  |  |  | 29,600 |
Sold |  |  |  |  |  |  |  |  |  |  |
SEC Schedule, 12-29, Real Estate Companies, Investment in Mortgage Loans on Real Estate [Line Items] |  |  |  |  |  |  |  |  |  |  |
Assumption value of the mortgage note payable |  | $ 9,551 |  | $ 14,740 | $ 35,946 |  | $ 9,085 |  |  |  |
Cash received |  |  |  |  |  |  | $ 4,215 |  |  |  |
Sold | Toulon |  |  |  |  |  |  |  |  |  |  |
SEC Schedule, 12-29, Real Estate Companies, Investment in Mortgage Loans on Real Estate [Line Items] |  |  |  |  |  |  |  |  |  |  |
Number of units in real estate property | apartment |  |  |  | 240 |  |  |  |  |  |  |
Proceeds from sale |  |  |  | $ 26,750 |  |  |  |  |  |  |
Gain on sale |  |  |  | $ 9,364 |  |  |  |  |  |  |
Sold | Sugar Mill Phase III |  |  |  |  |  |  |  |  |  |  |
SEC Schedule, 12-29, Real Estate Companies, Investment in Mortgage Loans on Real Estate [Line Items] |  |  |  |  |  |  |  |  |  |  |
Number of units in real estate property | apartment |  | 72 |  |  |  |  |  |  |  |  |
Proceeds from sale |  | $ 11,800 |  |  |  |  |  |  |  |  |
Gain on sale |  | $ 1,871 |  |  |  |  |  |  |  |  |
Sold | Fruitland Park |  |  |  |  |  |  |  |  |  |  |
SEC Schedule, 12-29, Real Estate Companies, Investment in Mortgage Loans on Real Estate [Line Items] |  |  |  |  |  |  |  |  |  |  |
Proceeds from sale |  |  | $ 750 |  |  |  |  |  |  |  |
Gain on sale |  |  | $ 667 |  |  |  |  |  |  |  |
Area of real estate property (in sq ft) | ft² |  |  | 6,722 |  |  |  |  |  |  |  |
Land |  |  |  |  |  |  |  |  |  |  |
SEC Schedule, 12-29, Real Estate Companies, Investment in Mortgage Loans on Real Estate [Line Items] |  |  |  |  |  |  |  |  |  |  |
Gain on sale, remeasurement or write down of assets |  |  |  |  |  |  |  |  | 4,752 | 16,645 | 25,171
Multifamily |  |  |  |  |  |  |  |  |  |  |
SEC Schedule, 12-29, Real Estate Companies, Investment in Mortgage Loans on Real Estate [Line Items] |  |  |  |  |  |  |  |  |  |  |
Gain on sale, remeasurement or write down of assets |  |  |  |  |  |  |  |  | 83,758 | 10,405 | 3,702
Commercial |  |  |  |  |  |  |  |  |  |  |
SEC Schedule, 12-29, Real Estate Companies, Investment in Mortgage Loans on Real Estate [Line Items] |  |  |  |  |  |  |  |  |  |  |
Gain on sale, remeasurement or write down of assets |  |  |  |  |  |  |  |  | 686 | 27,197 | 4,610
Other |  |  |  |  |  |  |  |  |  |  |
SEC Schedule, 12-29, Real Estate Companies, Investment in Mortgage Loans on Real Estate [Line Items] |  |  |  |  |  |  |  |  |  |  |
Gain on sale, remeasurement or write down of assets |  |  |  |  |  |  |  |  | $ (2,064) | $ (29,600) | $ 3,412
Villager | Sold |  |  |  |  |  |  |  |  |  |  |
SEC Schedule, 12-29, Real Estate Companies, Investment in Mortgage Loans on Real Estate [Line Items] |  |  |  |  |  |  |  |  |  |  |
Number of units in real estate property | apartment |  |  |  |  |  |  |  | 33 |  |  |
Proceeds from sale |  |  |  |  |  |  |  | $ 2,426 |  |  |
Gain on sale |  |  |  |  |  |  |  | 898 |  |  |
Assumption value of the mortgage note payable |  |  |  |  |  |  |  | 665 |  |  |
Villager | Sold | Notes Receivable |  |  |  |  |  |  |  |  |  |  |
SEC Schedule, 12-29, Real Estate Companies, Investment in Mortgage Loans on Real Estate [Line Items] |  |  |  |  |  |  |  |  |  |  |
Notes receivable |  |  |  |  |  |  |  | $ 1,761 |  |  |
Farnham Park | Sold |  |  |  |  |  |  |  |  |  |  |
SEC Schedule, 12-29, Real Estate Companies, Investment in Mortgage Loans on Real Estate [Line Items] |  |  |  |  |  |  |  |  |  |  |
Number of units in real estate property | apartment |  |  |  |  |  |  | 144 |  |  |  |
Proceeds from sale |  |  |  |  |  |  | $ 13,300 |  |  |  |
Gain on sale |  |  |  |  |  |  | $ 2,684 |  |  |  |
Las Colinas | Sold |  |  |  |  |  |  |  |  |  |  |
SEC Schedule, 12-29, Real Estate Companies, Investment in Mortgage Loans on Real Estate [Line Items] |  |  |  |  |  |  |  |  |  |  |
Proceeds from sale |  |  |  |  | 74,750 |  |  |  |  |  |
Gain on sale |  |  |  |  | $ 27,270 |  |  |  |  |  |
Area of real estate property (in sq ft) | ft² |  |  |  |  | 512,173 |  |  |  |  |  |

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- Definition Amount of increase (decrease) in the value of a contingent consideration liability, including, but not limited to, differences arising upon settlement. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 28 -Subparagraph (a) -URI https://asc.fasb.org/extlink&oid=126954810&loc=d3e3602-108585 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 805 -SubTopic 30 -Section 50 -Paragraph 4 -Subparagraph (a)(1) -URI https://asc.fasb.org/extlink&oid=126975305&loc=d3e7008-128479 + Details
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- Definition Amortized cost, before allowance for credit loss, fee, and loan in process, of financing receivable. Excludes financing receivable covered under loss sharing agreement and net investment in lease. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 326 -SubTopic 20 -Section 50 -Paragraph 5 -Subparagraph (b) -URI https://asc.fasb.org/extlink&oid=124255953&loc=SL82919230-210447 Reference 2: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 310 -SubTopic 10 -Section 45 -Paragraph 2 -URI https://asc.fasb.org/extlink&oid=124259787&loc=d3e4428-111522 Reference 3: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 942 -SubTopic 210 -Section S99 -Paragraph 1 -Subparagraph (SX 210.9-03(7)) -URI https://asc.fasb.org/extlink&oid=126897435&loc=d3e534808-122878 + Details
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- Definition The difference between the carrying value and the sale price of real estate or properties that were intended to be sold or held for capital appreciation or rental income. This element refers to the gain (loss) included in earnings and not to the cash proceeds of the sale. This element is a noncash adjustment to net income when calculating net cash generated by operating activities using the indirect method. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 360 -SubTopic 10 -Section 50 -Paragraph 3 -Subparagraph (c) -URI https://asc.fasb.org/extlink&oid=109226691&loc=d3e2941-110230 Reference 2: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 28 -Subparagraph (b) -URI https://asc.fasb.org/extlink&oid=126954810&loc=d3e3602-108585 Reference 3: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 360 -SubTopic 10 -Section 45 -Paragraph 5 -URI https://asc.fasb.org/extlink&oid=126905981&loc=d3e2443-110228 + Details
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