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INVESTMENT SECURITIES - Weighted Average Yield (Details) - USD ($) $ in Thousands	Jun. 30, 2025	Dec. 31, 2024
AFS
Fair value	$ 988,101	$ 1,019,959
Total
AFS
Due within one year, fair value	$ 0	$ 0
Weighted average yield, due within one year	0.00%	0.00%
Due in one through five years, fair value	$ 63,720	$ 40,023
Weighted average yield, due after one year through five years	2.69%	2.32%
Due after five years through ten years, fair value	$ 82,592	$ 97,329
Weighted average yield, due after five years through ten years	3.36%	3.19%
Due after 10 years, fair value	$ 280,027	$ 295,114
Weighted average yield, due after ten years	2.88%	2.92%
Fair value	$ 426,339	$ 432,466
Weighted average yield	2.95%	2.93%
Municipal bonds
AFS
Due within one year, fair value	$ 0	$ 0
Weighted average yield, due within one year	0.00%	0.00%
Due in one through five years, fair value	$ 39,308	$ 15,531
Weighted average yield, due after one year through five years	3.54%	3.88%
Due after five years through ten years, fair value	$ 55,342	$ 70,678
Weighted average yield, due after five years through ten years	2.99%	2.92%
Due after 10 years, fair value	$ 276,932	$ 292,050
Weighted average yield, due after ten years	2.89%	2.93%
Fair value	$ 371,582	$ 378,259
Weighted average yield	2.97%	2.97%
HTM
Due within one year, fair value	$ 2,253	$ 2,273
Weighted average yield, due within one year	2.31%	2.29%
Due in one through five years, fair value	$ 0	$ 0
Weighted average yield, due after one year through five years	0.00%	0.00%
Due after five years through ten years, fair value	$ 0	$ 0
Weighted average yield, due after five years through ten years	0.00%	0.00%
Due after ten years, fair value	$ 0	$ 0
Weighted average yield, due after ten years	0.00%	0.00%
Fair Value	$ 2,253	$ 2,273
Weighted average yield, total	2.31%	2.29%
Corporate debt securities
AFS
Due within one year, fair value	$ 0	$ 0
Weighted average yield, due within one year	0.00%	0.00%
Due in one through five years, fair value	$ 2,327	$ 2,735
Weighted average yield, due after one year through five years	1.74%	2.08%
Due after five years through ten years, fair value	$ 23,219	$ 22,209
Weighted average yield, due after five years through ten years	4.44%	4.27%
Due after 10 years, fair value	$ 0	$ 0
Weighted average yield, due after ten years	0.00%	0.00%
Fair value	$ 25,546	$ 24,944
Weighted average yield	4.20%	4.03%
U.S. Treasury securities
AFS
Due within one year, fair value	$ 0	$ 0
Weighted average yield, due within one year	0.00%	0.00%
Due in one through five years, fair value	$ 20,498	$ 19,987
Weighted average yield, due after one year through five years	1.19%	1.15%
Due after five years through ten years, fair value	$ 0	$ 0
Weighted average yield, due after five years through ten years	0.00%	0.00%
Due after 10 years, fair value	$ 0	$ 0
Weighted average yield, due after ten years	0.00%	0.00%
Fair value	$ 20,498	$ 19,987
Weighted average yield	1.19%	1.15%
Agency debentures
AFS
Due within one year, fair value	$ 0	$ 0
Weighted average yield, due within one year	0.00%	0.00%
Due in one through five years, fair value	$ 1,587	$ 1,770
Weighted average yield, due after one year through five years	2.17%	2.13%
Due after five years through ten years, fair value	$ 4,031	$ 4,442
Weighted average yield, due after five years through ten years	2.22%	2.17%
Due after 10 years, fair value	$ 3,095	$ 3,064
Weighted average yield, due after ten years	2.21%	2.14%
Fair value	$ 8,713	$ 9,276
Weighted average yield	2.21%	2.15%

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