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SECURITIES - Additional Information (Details) - USD ($) | Mar. 31, 2023 | Dec. 31, 2022 | Apr. 01, 2022
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Investments, Debt and Equity Securities [Abstract] |  |  |
Fair value of held-to-maturity securities transferred from available-for sale |  |  | $ 127,000,000
Unrealized loss of held-to-maturity securities transferred from available-for sale | $ 22,400,000 |  | 24,400,000
Unrealized loss of held-to-maturity securities transferred from available-for sale, net of tax | 17,700,000 |  | $ 19,300,000
Available-for-sale Securities pledged as collateral | 855,000,000 | $ 298,200,000 |
Allowance for credit losses | 0 | 0 |
Allowance for credit losses for held-to-maturity | 0 | 0 |
Accrued interest receivable on available-for-sale debt securities | $ 7,600,000 | $ 8,900,000 |

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