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DERIVATIVES - (Derivative position) (Details) - Derivatives designated as hedging instruments - USD ($) $ in Thousands | Jun. 30, 2023 | Mar. 31, 2023 | Dec. 31, 2020
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Interest rate caps related to customer deposits |  |  |
Derivative Instruments and Hedging Activities Disclosures [Line Items] |  |  |
Notional amount, derivative asset |  |  | $ 300,000
Derivatives unrecognized, termination value | $ 12,700 |  |
Interest rate swap related to customer deposits |  |  |
Derivative Instruments and Hedging Activities Disclosures [Line Items] |  |  |
Notional amount, derivative asset | 400,000 | $ 400,000 |
Fair value | 5,771 |  |
Other assets. |  |  |
Derivative Instruments and Hedging Activities Disclosures [Line Items] |  |  |
Notional amount, derivative asset | 400,000 |  |
Fair value | $ 5,771 |  |

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