BORROWINGS - Schedule of Debt (Details) - USD ($) $ in Thousands	Dec. 31, 2023	Dec. 31, 2022
Debt Disclosure [Abstract]
Federal funds purchased	$ 0	$ 171,560
Securities sold under repurchase agreements	157,280	167,413
Federal Home Loan Bank advances	712,852	823,674
Subordinated debentures and term loans	158,644	151,298
Total Borrowings	$ 1,028,776	$ 1,313,945