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Other Assets and Liabilities - Additional Information (Details) $ in Millions | 3 Months Ended | 12 Months Ended
--- | --- | ---
Dec. 31, 2023 USD ($) transaction | Sep. 30, 2021 transaction | Dec. 31, 2023 USD ($) partnership | Dec. 31, 2022 USD ($) | Dec. 31, 2021 USD ($) transaction | Dec. 31, 2018 partnership
Other Assets and Other Liabilities [Line Items] |  |  |  |  |  |
Number of partnerships consolidated | partnership |  |  | 2 |  |  | 2
Co-investors gains (losses) |  |  | $ 6.0 | $ 2.0 | $ 2.0 |
Number of securitization transactions co-sponsored | transaction | 2 | 2 |  |  | 2 |
Co-Investors Interests |  |  |  |  |  |
Other Assets and Other Liabilities [Line Items] |  |  |  |  |  |
Carrying value of interests | $ 21.0 |  | 21.0 |  |  |
Point Home Equity Investment Noncontrolling Interest |  |  |  |  |  |
Other Assets and Other Liabilities [Line Items] |  |  |  |  |  |
Carrying value of interests | $ 60.0 |  | 60.0 |  |  |
Co-investors gains (losses) |  |  | $ 8.0 | $ 5.0 | $ 0.4 |

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