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Fair Value Measurements - Narrative (Details) - USD ($) $ in Thousands | 3 Months Ended | 6 Months Ended |
--- | --- | --- | ---
Jun. 30, 2025 | Jun. 30, 2024 | Jun. 30, 2025 | Jun. 30, 2024 | Dec. 31, 2024
Fair Value of Financial Instruments |  |  |  |  |
Investments in unconsolidated joint ventures | $ 2,701,382 |  | $ 2,701,382 |  | $ 2,690,138
Cash consideration |  |  | 57,123 | $ 325,282 |
Equity in net (loss) gain on sale of interest in unconsolidated joint venture/real estate | $ (1,946) | $ (8,129) | (1,946) | $ 18,635 |
Preferred Equity | 625 Madison Avenue |  |  |  |  |
Fair Value of Financial Instruments |  |  |  |  |
Equity in net (loss) gain on sale of interest in unconsolidated joint venture/real estate |  |  | $ 14,500 |  |

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