SECURITIES - Securities Held-to-Maturities (Details) - USD ($) $ in Thousands	Mar. 31, 2024	Dec. 31, 2023
Schedule of Held-to-maturity Securities [Line Items]
Amortized Cost	$ 381,706	$ 388,968
Unrealized Gains	0	0
Unrealized Losses	(29,568)	(28,398)
Allowance For Credit Losses	0	0
Debt securities held-to-maturity	352,138	360,570
U.S. Government sponsored entities
Schedule of Held-to-maturity Securities [Line Items]
Amortized Cost	298,024	302,945
Unrealized Gains	0	0
Unrealized Losses	(19,373)	(19,038)
Allowance For Credit Losses	0	0
Debt securities held-to-maturity	278,651	283,907
Residential & multi-family mortgage
Schedule of Held-to-maturity Securities [Line Items]
Amortized Cost	83,682	86,023
Unrealized Gains	0	0
Unrealized Losses	(10,195)	(9,360)
Allowance For Credit Losses	0	0
Debt securities held-to-maturity	$ 73,487	$ 76,663