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INVESTMENT SECURITIES - Amortized Cost, Fair Value (Details) - USD ($) $ in Thousands	Dec. 31, 2024	Dec. 31, 2023
AFS
Amortized cost	$ 1,135,504	$ 1,366,629
Gross unrealized gains	374	834
Gross unrealized losses	(115,919)	(116,264)
Fair value	1,019,959	1,251,199
Residential
AFS
Amortized cost	174,887	194,141
Gross unrealized gains	229	117
Gross unrealized losses	(7,654)	(10,460)
Fair value	167,462	183,798
Commercial
AFS
Amortized cost	54,620	55,235
Gross unrealized gains	0	0
Gross unrealized losses	(6,978)	(7,479)
Fair value	47,642	47,756
Residential
AFS
Amortized cost	349,348	473,269
Gross unrealized gains	36	8
Gross unrealized losses	(31,940)	(33,539)
Fair value	317,444	439,738
Commercial
AFS
Amortized cost	59,725	63,456
Gross unrealized gains	14	0
Gross unrealized losses	(4,794)	(6,059)
Fair value	54,945	57,397
Municipal bonds
AFS
Amortized cost	433,162	452,057
Gross unrealized gains	95	670
Gross unrealized losses	(54,998)	(47,853)
Fair value	378,259	404,874
HTM
Amortized cost	2,301	2,371
Gross unrealized gains	0	0
Gross unrealized losses	(28)	(40)
Fair value	2,273	2,331
Corporate debt securities
AFS
Amortized cost	31,136	45,611
Gross unrealized gains	0	34
Gross unrealized losses	(6,192)	(7,098)
Fair value	24,944	38,547
U.S. Treasury securities
AFS
Amortized cost	22,306	22,658
Gross unrealized gains	0	0
Gross unrealized losses	(2,319)	(2,474)
Fair value	19,987	20,184
Agency debentures
AFS
Amortized cost	10,320	60,202
Gross unrealized gains	0	5
Gross unrealized losses	(1,044)	(1,302)
Fair value	$ 9,276	$ 58,905

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