BORROWINGS (Summary of Short-term Borrowings) (Details) - USD ($) $ in Thousands	Dec. 31, 2023	Dec. 31, 2022
Short-term Debt [Line Items]
Borrowings	$ 622,255	$ 376,117
Retail repurchase agreements
Short-term Debt [Line Items]
Borrowings	42,447	95,303
Advances from the FHLB
Short-term Debt [Line Items]
Borrowings	521,186	50,000
Advances from the federal discount window
Short-term Debt [Line Items]
Borrowings	0	224,000
Other borrowings
Short-term Debt [Line Items]
Borrowings	$ 58,622	$ 6,814