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SECURITIES - Available-for-sale (Details) - USD ($) $ in Thousands	Jun. 30, 2025	Mar. 31, 2025	Dec. 31, 2024
Securities available-for-sale:
Amortized Cost	$ 735,785		$ 734,134
Gross Unrealized Gains	3,875		801
Gross Unrealized Losses	(34,399)		(44,242)
Allowance for Credit Losses	(1,800)
Fair Value	703,461		690,693
Agency notes
Securities available-for-sale:
Amortized Cost	10,000		10,000
Gross Unrealized Losses	(236)		(393)
Fair Value	9,764		9,607
Corporate securities
Securities available-for-sale:
Amortized Cost	180,198		173,972
Gross Unrealized Gains	424		755
Gross Unrealized Losses	(7,730)		(10,778)
Allowance for Credit Losses	(1,800)
Fair Value	171,092		163,949
Corporate debt securities One
Securities available-for-sale:
Allowance for Credit Losses	(1,800)	$ (893)
Pass-through MBS issued by GSEs
Securities available-for-sale:
Amortized Cost	285,789		303,303
Gross Unrealized Gains	2,756		30
Gross Unrealized Losses	(880)		(3,112)
Fair Value	287,665		300,221
Agency CMOs
Securities available-for-sale:
Amortized Cost	236,411		220,314
Gross Unrealized Gains	695		16
Gross Unrealized Losses	(24,440)		(28,442)
Fair Value	212,666		191,888
State and municipal obligations
Securities available-for-sale:
Amortized Cost	23,387		26,545
Gross Unrealized Losses	(1,113)		(1,517)
Fair Value	$ 22,274		$ 25,028

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