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BORROWINGS - Long-term Borrowings (Details) $ in Millions | 12 Months Ended
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Dec. 31, 2021 USD ($)
Federal Home Loan Bank Advance, ten-year, putable six-month Bermudan fixed-rate, Due March 4, 2030 |
Debt Instrument [Line Items] |
Debt instrument, term | 10 years
Debt instrument, interest rate, stated percentage (as a percent) | 0.39%
Federal Home Loan Bank Advances |
Debt Instrument [Line Items] |
Long-term Federal Home Loan Bank advances | $ 75.0

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