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Investments in and Advances to Real Estate Joint Ventures - Joint Venture Investments Accounted for Under the Equity Method, Debt Details (Details) - USD ($) $ in Millions | 6 Months Ended | 12 Months Ended
--- | --- | ---
Jun. 30, 2025 | Dec. 31, 2024
Schedule of Equity Method Investments [Line Items] |  |  |
Mortgage and notes payable |  | $ 1,468.1 | $ 1,473.7
Prudential Investment Program [Member] |  |  |
Schedule of Equity Method Investments [Line Items] |  |  |
Mortgage and notes payable |  | $ 266.9 | $ 268.5
Weighted average interest rate |  | 5.38% | 5.47%
Weighted average remaining term (Month) | [1] | 26 months 9 days | 19 months 18 days
KIR [Member] |  |  |
Schedule of Equity Method Investments [Line Items] |  |  |
Mortgage and notes payable |  | $ 274.1 | $ 273.9
Weighted average interest rate |  | 4.70% | 5.82%
Weighted average remaining term (Month) | [1] | 21 months 6 days | 27 months 6 days
R2G Venture LLC [Member] |  |  |
Schedule of Equity Method Investments [Line Items] |  |  |
Mortgage and notes payable |  | $ 69.7 | $ 68.7
Weighted average interest rate |  | 2.90% | 2.90%
Weighted average remaining term (Month) | [1] | 68 months 21 days | 74 months 18 days
CPP [Member] |  |  |
Schedule of Equity Method Investments [Line Items] |  |  |
Mortgage and notes payable |  | $ 80.0 | $ 80.6
Weighted average interest rate |  | 4.88% | 4.88%
Weighted average remaining term (Month) | [1] | 13 months 3 days | 19 months
Other Institutional Joint Ventures [Member] |  |  |
Schedule of Equity Method Investments [Line Items] |  |  |
Mortgage and notes payable |  | $ 235.1 | $ 234.7
Weighted average interest rate |  | 5.31% | 5.76%
Weighted average remaining term (Month) | [1] | 17 months 21 days | 23 months 21 days
Other Joint Venture Programs [Member] |  |  |
Schedule of Equity Method Investments [Line Items] |  |  |
Mortgage and notes payable |  | $ 542.3 | $ 547.3
Weighted average interest rate |  | 5.00% | 4.98%
Weighted average remaining term (Month) | [1] | 36 months 9 days | 40 months 24 days
[1] | Includes extension options

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