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FAIR VALUES OF FINANCIAL INSTRUMENTS - Gains and (Losses) on Non-Recurring Assets (Details) - Nonrecurring - Collateral dependent loans: - USD ($) $ in Thousands | 12 Months Ended
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Dec. 31, 2022 | Dec. 31, 2021 | Dec. 31, 2020
Single family residential mortgage |  |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |  |
Gains and (losses) recognized on assets measured at fair value | $ (340) | $ (532) | $ (169)
Commercial and industrial |  |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |  |
Gains and (losses) recognized on assets measured at fair value | (2,928) | (1,491) | (10,292)
Commercial real estate |  |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |  |
Gains and (losses) recognized on assets measured at fair value | 0 | (555) | 0
SBA |  |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |  |
Gains and (losses) recognized on assets measured at fair value | (203) | (1,888) | (2,052)
Other consumer |  |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |  |
Gains and (losses) recognized on assets measured at fair value | $ (243) | $ 0 | $ 0

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