BORROWINGS - Schedule of Short-term Debt (Details) - USD ($) $ in Thousands	Mar. 31, 2024	Dec. 31, 2023
Short-term Debt [Line Items]
Short-term Debt	$ 862,145	$ 937,814
Other Short-term Borrowings	162,145	137,814
Federal Home Loan Bank Borrowings
Short-term Debt [Line Items]
Short-term Debt	700,000	800,000
Short-term Debt
Short-term Debt [Line Items]
Short-term Debt	162,145	137,814
Other Short-term Borrowings	$ 0	$ 0