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FAIR VALUE MEASUREMENTS - Summary of Financial Assets and Liabilities Measured at Fair Value on Nonrecurring Basis (Details) - Non-Recurring Fair Value Measurements - USD ($) $ in Thousands | Jun. 30, 2024 | Dec. 31, 2023
--- | --- | ---
Assets: |  |
Ginnie Mae loans subject to repurchase right | $ 568,176 | $ 699,622
Liabilities: |  |
Ginnie Mae loans subject to repurchase right | 574,707 | 700,120
Ginnie Mae |  |
Assets: |  |
Ginnie Mae loans subject to repurchase right | 568,176 | 699,622
Liabilities: |  |
Ginnie Mae loans subject to repurchase right | 574,707 | 700,120
Level 1 |  |
Assets: |  |
Ginnie Mae loans subject to repurchase right | 0 | 0
Liabilities: |  |
Ginnie Mae loans subject to repurchase right | 0 | 0
Level 1 | Ginnie Mae |  |
Assets: |  |
Ginnie Mae loans subject to repurchase right | 0 | 0
Liabilities: |  |
Ginnie Mae loans subject to repurchase right | 0 | 0
Level 2 |  |
Assets: |  |
Ginnie Mae loans subject to repurchase right | 568,176 | 699,622
Liabilities: |  |
Ginnie Mae loans subject to repurchase right | 574,707 | 700,120
Level 2 | Ginnie Mae |  |
Assets: |  |
Ginnie Mae loans subject to repurchase right | 568,176 | 699,622
Liabilities: |  |
Ginnie Mae loans subject to repurchase right | 574,707 | 700,120
Level 3 |  |
Assets: |  |
Ginnie Mae loans subject to repurchase right | 0 | 0
Liabilities: |  |
Ginnie Mae loans subject to repurchase right | 0 | 0
Level 3 | Ginnie Mae |  |
Assets: |  |
Ginnie Mae loans subject to repurchase right | 0 | 0
Liabilities: |  |
Ginnie Mae loans subject to repurchase right | $ 0 | $ 0

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