INVESTMENT SECURITIES - Amortized Cost and Fair Value of Investment Securities (Details) - USD ($) $ in Thousands	Dec. 31, 2025	Dec. 31, 2024
Available-for-sale securities:
Amortized cost	$ 462,519	$ 459,537
Gross unrealized gains	2,815	545
Gross unrealized losses	(20,593)	(34,170)
Allowance for credit losses	0	0
Fair value	444,741	425,912
U.S. Agency Securities [Member]
Available-for-sale securities:
Amortized cost	52,651	58,594
Gross unrealized gains	12	6
Gross unrealized losses	(2,908)	(5,113)
Allowance for credit losses	0	0
Fair value	49,755	53,487
U.S. Treasuries [Member]
Available-for-sale securities:
Amortized cost	84,551	126,220
Gross unrealized gains	225	6
Gross unrealized losses	(2,122)	(5,724)
Allowance for credit losses	0	0
Fair value	82,654	120,502
Obligations of State and Political Subdivisions [Member]
Available-for-sale securities:
Amortized cost	120,608	103,137
Gross unrealized gains	1,070	4
Gross unrealized losses	(5,792)	(8,239)
Allowance for credit losses	0	0
Fair value	115,886	94,902
Corporate Obligations [Member]
Available-for-sale securities:
Amortized cost	11,304	11,206
Gross unrealized gains	405	297
Gross unrealized losses	(412)	(1,065)
Allowance for credit losses	0	0
Fair value	11,297	10,438
Mortgage-backed Securities in Government Sponsored Entities [Member]
Available-for-sale securities:
Amortized cost	193,405	160,380
Gross unrealized gains	1,103	232
Gross unrealized losses	(9,359)	(14,029)
Allowance for credit losses	0	0
Fair value	$ 185,149	$ 146,583