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Debt and Preferred Equity Investments - Schedule of Preferred Equity Investments with an Aggregate Weighted Average Current Yield (Details) - USD ($) $ in Thousands | 9 Months Ended |  |
--- | --- | --- | ---
Sep. 30, 2024 | Dec. 31, 2023 | Dec. 31, 2022
Preferred equity investment |  |  |
Mortgage loans on real estate, interest rate | 6.32% |  |
Carrying Value | $ 293,924 | $ 346,745 |
Allowance for loan loss | $ (13,520) | (13,520) | $ (6,630)
Preferred Equity (4) |  |  |
Preferred equity investment |  |  |
Aggregate weighted average current yield | 6.55% |  |
Carrying Value | $ 134,474 |  |
Preferred Equity (4) | 625 Madison Avenue |  |  |
Preferred equity investment |  |  |
Carrying Value | $ 209,900 |  |
Preferred Equity Investments |  |  |
Preferred equity investment |  |  |
Mortgage loans on real estate, interest rate | 6.55% |  |
Future Funding Obligations | $ 0 |  |
Senior Financing | 250,000 |  |
Allowance for loan loss | 0 | 0 |
Total after allowance for loan loss | 134,474 | 128,000 |
Preferred Equity, February 2027 |  |  |
Preferred equity investment |  |  |
Future Funding Obligations | 0 |  |
Senior Financing | 250,000 |  |
Carrying Value | $ 134,474 | $ 128,000 |

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