OFFSETTING ASSETS AND LIABILITIES - Offsetting Liabilities (Details) - USD ($) $ in Thousands	Dec. 31, 2023	Dec. 31, 2022
Repurchase agreements
Gross amounts of recognized liabilities	$ 606,607	$ 847,863
Gross amounts offset in the balance sheet	0	0
Net amounts of liabilities presented in the balance sheet	606,607	847,863
Gross amounts not offset in the balance sheet
Financial instruments collateral	606,607	847,863
Cash collateral posted/(received)	0	19,128
Net amount	606,607	828,735
Total
Gross amounts of recognized liabilities	606,607	847,863
Gross amounts offset in the balance sheet	0	0
Net amounts of liabilities presented in the balance sheet	606,607	847,863
Gross amounts not offset in the balance sheet
Financial instruments collateral	606,607	847,863
Cash collateral posted/(received)	0	19,128
Net amount	$ 606,607	$ 828,735