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Other Assets and Liabilities - Schedule of Amortization Period and Carrying Value of Intangible Assets, Net of Accumulated Amortization (Details) - USD ($) $ in Thousands | 6 Months Ended | 12 Months Ended
--- | --- | ---
Jun. 30, 2024 | Jun. 30, 2023 | Dec. 31, 2019
Finite-Lived Intangible Assets [Line Items] |  |  |
Intangible Assets at Acquisition |  |  | $ 95,000
Accumulated amortization | $ (5,000) | $ (6,000) |
Carrying value | 23,454 |  |
5 Arches LLC and CoreVest |  |  |
Finite-Lived Intangible Assets [Line Items] |  |  |
Intangible Assets at Acquisition | 94,600 |  |
Accumulated amortization | (71,146) |  |
Carrying value | $ 23,454 |  |
Weighted Average Amortization Period (in years) | 6 years |  |
5 Arches LLC and CoreVest | Borrower network |  |  |
Finite-Lived Intangible Assets [Line Items] |  |  |
Intangible Assets at Acquisition | $ 56,300 |  |
Accumulated amortization | (33,612) |  |
Carrying value | $ 22,688 |  |
Weighted Average Amortization Period (in years) | 7 years |  |
5 Arches LLC and CoreVest | Broker network |  |  |
Finite-Lived Intangible Assets [Line Items] |  |  |
Intangible Assets at Acquisition | $ 18,100 |  |
Accumulated amortization | (18,100) |  |
Carrying value | $ 0 |  |
Weighted Average Amortization Period (in years) | 5 years |  |
5 Arches LLC and CoreVest | Non-compete agreements |  |  |
Finite-Lived Intangible Assets [Line Items] |  |  |
Intangible Assets at Acquisition | $ 11,400 |  |
Accumulated amortization | (10,767) |  |
Carrying value | $ 633 |  |
Weighted Average Amortization Period (in years) | 3 years |  |
5 Arches LLC and CoreVest | Tradenames |  |  |
Finite-Lived Intangible Assets [Line Items] |  |  |
Intangible Assets at Acquisition | $ 4,400 |  |
Accumulated amortization | (4,267) |  |
Carrying value | $ 133 |  |
Weighted Average Amortization Period (in years) | 3 years |  |
5 Arches LLC and CoreVest | Developed technology |  |  |
Finite-Lived Intangible Assets [Line Items] |  |  |
Intangible Assets at Acquisition | $ 1,800 |  |
Accumulated amortization | (1,800) |  |
Carrying value | $ 0 |  |
Weighted Average Amortization Period (in years) | 2 years |  |
5 Arches LLC and CoreVest | Loan administration fees on existing loan assets |  |  |
Finite-Lived Intangible Assets [Line Items] |  |  |
Intangible Assets at Acquisition | $ 2,600 |  |
Accumulated amortization | (2,600) |  |
Carrying value | $ 0 |  |
Weighted Average Amortization Period (in years) | 1 year |  |

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