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LOANS HELD FOR INVESTMENT, NET - Performance of Modified Loans, After 12 Months (Details) - USD ($) $ in Thousands | 3 Months Ended | 6 Months Ended
--- | --- | ---
Jun. 30, 2024 | Jun. 30, 2023 | Jun. 30, 2024 | Jun. 30, 2023
Financing Receivable, Allowance for Credit Loss [Line Items] |  |  |  |
Total loans that have been modified | $ 2,104 | $ 880 | $ 87,565 | $ 3,732
Loans that defaulted during the quarter and were modified in the 12 months before default to borrowers experiencing financial difficulty | 117,854 | 3,732 | 117,854 | 3,732
Current |  |  |  |
Financing Receivable, Allowance for Credit Loss [Line Items] |  |  |  |
Loans that defaulted during the quarter and were modified in the 12 months before default to borrowers experiencing financial difficulty | 87,646 | 2,852 | 87,646 | 2,852
60 to 89 Days Past Due |  |  |  |
Financing Receivable, Allowance for Credit Loss [Line Items] |  |  |  |
Loans that defaulted during the quarter and were modified in the 12 months before default to borrowers experiencing financial difficulty | 27,577 |  | 27,577 |
Non-Accrual |  |  |  |
Financing Receivable, Allowance for Credit Loss [Line Items] |  |  |  |
Loans that defaulted during the quarter and were modified in the 12 months before default to borrowers experiencing financial difficulty | 2,631 | 880 | 2,631 | 880
Business Loans |  |  |  |
Financing Receivable, Allowance for Credit Loss [Line Items] |  |  |  |
Total loans that have been modified | 1,200 | 880 | 2,857 | 880
Loans that defaulted during the quarter and were modified in the 12 months before default to borrowers experiencing financial difficulty | 5,470 | 880 | 5,470 | 880
Business Loans | Current |  |  |  |
Financing Receivable, Allowance for Credit Loss [Line Items] |  |  |  |
Loans that defaulted during the quarter and were modified in the 12 months before default to borrowers experiencing financial difficulty | 3,743 |  | 3,743 |
Business Loans | Non-Accrual |  |  |  |
Financing Receivable, Allowance for Credit Loss [Line Items] |  |  |  |
Loans that defaulted during the quarter and were modified in the 12 months before default to borrowers experiencing financial difficulty | 1,727 | 880 | 1,727 | 880
One-to-Four Family Residential and Cooperative/Condominium Apartment |  |  |  |
Financing Receivable, Allowance for Credit Loss [Line Items] |  |  |  |
Total loans that have been modified | 904 |  | 1,325 | 2,852
Loans that defaulted during the quarter and were modified in the 12 months before default to borrowers experiencing financial difficulty | 4,293 | 2,852 | 4,293 | 2,852
One-to-Four Family Residential and Cooperative/Condominium Apartment | Current |  |  |  |
Financing Receivable, Allowance for Credit Loss [Line Items] |  |  |  |
Loans that defaulted during the quarter and were modified in the 12 months before default to borrowers experiencing financial difficulty | 3,389 | $ 2,852 | 3,389 | $ 2,852
One-to-Four Family Residential and Cooperative/Condominium Apartment | Non-Accrual |  |  |  |
Financing Receivable, Allowance for Credit Loss [Line Items] |  |  |  |
Loans that defaulted during the quarter and were modified in the 12 months before default to borrowers experiencing financial difficulty | 904 |  | 904 |
Multifamily Residential and Residential Mixed-Use |  |  |  |
Financing Receivable, Allowance for Credit Loss [Line Items] |  |  |  |
Total loans that have been modified |  |  | 52,290 |
Loans that defaulted during the quarter and were modified in the 12 months before default to borrowers experiencing financial difficulty | 52,290 |  | 52,290 |
Multifamily Residential and Residential Mixed-Use | Current |  |  |  |
Financing Receivable, Allowance for Credit Loss [Line Items] |  |  |  |
Loans that defaulted during the quarter and were modified in the 12 months before default to borrowers experiencing financial difficulty | 24,713 |  | 24,713 |
Multifamily Residential and Residential Mixed-Use | 60 to 89 Days Past Due |  |  |  |
Financing Receivable, Allowance for Credit Loss [Line Items] |  |  |  |
Loans that defaulted during the quarter and were modified in the 12 months before default to borrowers experiencing financial difficulty | 27,577 |  | 27,577 |
Non-Owner-Occupied Commercial Real Estate |  |  |  |
Financing Receivable, Allowance for Credit Loss [Line Items] |  |  |  |
Total loans that have been modified |  |  | 31,093 |
Loans that defaulted during the quarter and were modified in the 12 months before default to borrowers experiencing financial difficulty | 55,801 |  | 55,801 |
Non-Owner-Occupied Commercial Real Estate | Current |  |  |  |
Financing Receivable, Allowance for Credit Loss [Line Items] |  |  |  |
Loans that defaulted during the quarter and were modified in the 12 months before default to borrowers experiencing financial difficulty | $ 55,801 |  | $ 55,801 |

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