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Noncontrolling Interests on the Company's Consolidated Financial Statements - Preferred Unit Activity (Details) - USD ($) $ in Thousands | 12 Months Ended
--- | ---
Dec. 31, 2023 | Dec. 31, 2022
Rollforward Analysis of Preferred Unit Activity |  |
Redemption and conversion of common units |  | $ (29,817)
SL Green Operating Partnership |  |
Rollforward Analysis of Preferred Unit Activity |  |
Redemption and conversion of common units |  | (29,817)
SL Green Operating Partnership | Preferred Units |  |
Rollforward Analysis of Preferred Unit Activity |  |
Balance at beginning of period | $ 177,943 | 196,075
Issuance of preferred units | 0 | 0
Redemption and conversion of common units | (11,700) | (17,967)
Dividends paid on preferred units | (6,271) | (6,198)
Accrued dividends on preferred units | 6,529 | 6,033
Balance at end of period | $ 166,501 | $ 177,943

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