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Noncontrolling Interests on the Company's Consolidated Financial Statements - Schedule of Common Unit Activity (Details) - USD ($) $ in Thousands | 9 Months Ended | 12 Months Ended
--- | --- | ---
Sep. 30, 2024 | Dec. 31, 2023
Rollforward Analysis of Preferred Unit Activity |  |
Contributions to consolidated joint venture interests | $ 1,823 |
Redemption of preferred units | (5,674) |
SL Green Operating Partnership |  |
Rollforward Analysis of Preferred Unit Activity |  |
Contributions to consolidated joint venture interests | 1,823 |
Redemption of preferred units | (5,674) |
SL Green Operating Partnership | Preferred stock |  |
Rollforward Analysis of Preferred Unit Activity |  |
Balance at beginning of period | 166,501 | $ 177,943
Contributions to consolidated joint venture interests | 0 | 0
Redemption of preferred units | 0 | (11,700)
Dividends paid on preferred units | (3,916) | (6,271)
Accrued dividends on preferred units | 4,146 | 6,529
Balance at end of period | $ 166,731 | $ 166,501

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