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Related Party Transactions (Details) | 1 Months Ended | 3 Months Ended | 6 Months Ended | 50 Months Ended
--- | --- | --- | --- | ---
Mar. 31, 2022 USD ($) | Jan. 31, 2022 USD ($) | Nov. 30, 2021 USD ($) | Oct. 31, 2021 USD ($) | Sep. 30, 2021 USD ($) | Mar. 31, 2021 USD ($) | Jun. 30, 2019 USD ($) apartment | Feb. 28, 2019 USD ($) | Oct. 31, 2018 USD ($) apartment | May 31, 2018 USD ($) apartment | Mar. 31, 2017 USD ($) unit | Jun. 30, 2022 USD ($) | Dec. 31, 2021 USD ($) | Jun. 30, 2021 USD ($) | Jun. 30, 2022 USD ($) | Jun. 30, 2021 USD ($) | Jun. 30, 2022 USD ($)
Related Party Transaction [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Payments to acquire preferred equity investments |  |  |  |  |  |  |  |  |  |  |  |  |  |  | $ 96,187,000 | $ 160,719,000 |
Co-investments |  |  |  |  |  |  |  |  |  |  |  | $ 1,093,235,000 | $ 1,177,802,000 |  | 1,093,235,000 |  | $ 1,093,235,000
Apartment home community in Ventura, CA |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Related Party Transaction [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Commitment funded amount |  |  | $ 18,300,000 |  |  |  |  |  |  |  |  |  |  |  |  |  |
Membership Interest In Sage At Cupertino |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Related Party Transaction [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Number of units acquired | unit |  |  |  |  |  |  |  |  |  |  | 230 |  |  |  |  |  |
Co-investments |  |  |  |  |  |  |  |  |  |  | $ 15,300,000 |  |  |  |  |  |
Investment interest acquired |  |  |  |  |  |  |  |  |  |  | 40.50% |  |  |  |  |  |
Contract price |  |  |  |  |  |  |  |  |  |  | $ 90,000,000 |  |  |  |  |  |
Encumbrance |  |  |  |  |  |  |  |  |  |  | $ 52,000,000 |  |  |  |  |  |
Affiliated Entity |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Related Party Transaction [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Management and other fees from affiliates |  |  |  |  |  |  |  |  |  |  |  | 3,500,000 |  | $ 2,600,000 | 6,600,000 | 4,800,000 |
Development and redevelopment fees |  |  |  |  |  |  |  |  |  |  |  | 700,000 |  | 300,000 | 1,100,000 | 300,000 |
Short-term loans outstanding and due from affiliates |  |  |  |  |  |  |  |  |  |  |  | 6,900,000 | $ 6,600,000 |  | $ 6,900,000 |  | 6,900,000
Affiliated Entity | Related Party Bridge Loan On Property Acquired By BEX II |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Related Party Transaction [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Notes receivable | $ 32,800,000 |  | $ 32,800,000 |  |  |  |  |  |  |  |  |  |  |  |  |  |
Interest rate | 1.35% |  | 1.35% |  |  |  |  |  |  |  |  |  |  |  |  |  |
Affiliated Entity | Related Party Bridge Loan on Property Acquired By Wesco VI | The Rexford |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Related Party Transaction [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Notes receivable |  |  | $ 61,900,000 |  |  |  |  |  |  |  |  |  |  |  |  |  |
Interest rate |  |  | 2.36% |  |  |  |  |  |  |  |  |  |  |  |  |  |
Affiliated Entity | Related Party Bridge Loan on Property Acquired By Wesco VI | Monterra in Mill Creek |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Related Party Transaction [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Notes receivable |  |  |  | $ 30,300,000 |  |  |  |  |  |  |  |  |  |  |  |  |
Interest rate |  |  |  | 2.30% |  |  |  |  |  |  |  |  |  |  |  |  |
Affiliated Entity | Related Party Bridge Loan on Property Acquired By Wesco VI | Martha Lake Apartments |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Related Party Transaction [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Notes receivable |  |  |  |  | $ 29,200,000 |  |  |  |  |  |  |  |  |  |  |  |
Interest rate |  |  |  |  | 2.15% |  |  |  |  |  |  |  |  |  |  |  |
Affiliated Entity | Related Party Bridge Loan on Property Acquired By Wesco VI | Vela On Ox |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Related Party Transaction [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Notes receivable |  | $ 100,700,000 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Interest rate |  | 2.64% |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Affiliated Entity | Related Party Bridge Loan on Property In Vista, CA |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Related Party Transaction [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Notes receivable |  |  | $ 48,400,000 |  |  |  |  |  |  |  |  |  |  |  |  |  |
Interest rate |  |  | 2.36% |  |  |  |  |  |  |  |  |  |  |  |  |  |
Affiliated Entity | Related Party Bridge Loans on Property Acquired by Wesco I |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Related Party Transaction [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Notes receivable |  |  |  |  |  | $ 52,500,000 |  |  |  |  |  |  |  |  |  |  |
Interest rate |  |  |  |  |  | 2.55% |  |  |  |  |  |  |  |  |  |  |
Chairman and founder | Multifamily development community in Mountain View, CA |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Related Party Transaction [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Payments to acquire preferred equity investments |  |  |  |  |  |  |  | $ 24,500,000 |  |  |  |  |  |  |  |  |
Preferred return rate |  |  |  |  |  |  |  | 11.00% |  |  |  |  |  |  | 9.00% |  |
Chairman and founder | Apartment home community development development in Burlingame, CA |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Related Party Transaction [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Number of units acquired | apartment |  |  |  |  |  |  |  |  | 268 |  |  |  |  |  |  |  |
Payments to acquire preferred equity investments |  |  |  |  |  |  |  |  | $ 18,600,000 |  |  |  |  |  |  |  |
Preferred return rate |  |  |  |  |  |  |  |  | 12.00% |  |  |  | 9.00% |  |  |  |
Chairman and founder | Marcus & Millichap Company (MMC) |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Related Party Transaction [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Brokerage commissions |  |  |  |  |  |  |  |  |  |  |  | $ 0 |  | $ 0 | $ 0 | $ 0 |
Chairman and founder | Marcus & Millichap Company (MMC) | Brio, Walnut Creek, CA |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Related Party Transaction [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Number of units acquired | apartment |  |  |  |  |  |  | 300 |  |  |  |  |  |  |  |  |  |
Payments to acquire real estate |  |  |  |  |  |  | $ 164,900,000 |  |  |  |  |  |  |  |  |  |
Debt assumed in connection with acquisition |  |  |  |  |  |  | $ 98,700,000 |  |  |  |  |  |  |  |  |  |
Chairman and founder | Marcus & Millichap Company (MMC) | Apartment home community in Ventura, CA |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Related Party Transaction [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Number of units acquired | apartment |  |  |  |  |  |  |  |  |  | 400 |  |  |  |  |  |  |
Preferred return rate |  |  |  |  |  |  |  |  |  | 10.25% |  |  |  |  | 9.00% |  |
Commitment to fund preferred equity investment |  |  |  |  |  |  |  |  |  | $ 26,500,000 |  |  |  |  |  |  |
Commitment funded amount |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | $ 13,000,000

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