BORROWINGS (Details) - USD ($) $ in Thousands	Mar. 31, 2023	Dec. 31, 2022
Debt Instrument [Line Items]
Repurchase Agreements	$ 196,918	$ 196,451
Total short-term borrowings	486,318	265,176
Subordinated Debt	44,331	44,331
Short-term Debt [Member]
Debt Instrument [Line Items]
Repurchase Agreements	196,918	196,451
Federal Home Loan Bank, Advance, Maturity, Year One	100,000	50,000
FHLBB and Correspondent Bank Overnight Borrowings	$ 189,400	$ 18,725