INVESTMENT SECURITIES - Unrealized Losses and Fair Value of Available for-sale Securities (Details) - USD ($) $ in Thousands	Dec. 31, 2025	Dec. 31, 2024
INVESTMENT SECURITIES [Abstract]
Less than twelve months, Fair value	$ 42,500	$ 45,128
Less than twelve months, Gross unrealized losses	(345)	(900)
Twelve months or greater, Fair value	277,256	338,630
Twelve months or greater, Gross unrealized losses	(20,248)	(33,270)
Total, Fair value	319,756	383,758
Total, Gross Unrealized Losses	(20,593)	(34,170)
U.S. Agency Securities [Member]
INVESTMENT SECURITIES [Abstract]
Less than twelve months, Fair value	0	0
Less than twelve months, Gross unrealized losses	0	0
Twelve months or greater, Fair value	45,104	51,470
Twelve months or greater, Gross unrealized losses	(2,908)	(5,113)
Total, Fair value	45,104	51,470
Total, Gross Unrealized Losses	(2,908)	(5,113)
U.S. Treasuries [Member]
INVESTMENT SECURITIES [Abstract]
Less than twelve months, Fair value	0	5,553
Less than twelve months, Gross unrealized losses	0	(11)
Twelve months or greater, Fair value	72,784	110,992
Twelve months or greater, Gross unrealized losses	(2,122)	(5,713)
Total, Fair value	72,784	116,545
Total, Gross Unrealized Losses	(2,122)	(5,724)
Obligations of State and Political Subdivisions [Member]
INVESTMENT SECURITIES [Abstract]
Less than twelve months, Fair value	5,642	4,186
Less than twelve months, Gross unrealized losses	(98)	(39)
Twelve months or greater, Fair value	72,858	86,773
Twelve months or greater, Gross unrealized losses	(5,694)	(8,200)
Total, Fair value	78,500	90,959
Total, Gross Unrealized Losses	(5,792)	(8,239)
Corporate Obligations [Member]
INVESTMENT SECURITIES [Abstract]
Less than twelve months, Fair value	0	345
Less than twelve months, Gross unrealized losses	0	(33)
Twelve months or greater, Fair value	6,588	6,970
Twelve months or greater, Gross unrealized losses	(412)	(1,032)
Total, Fair value	6,588	7,315
Total, Gross Unrealized Losses	(412)	(1,065)
Mortgage-backed Securities in Government Sponsored Entities [Member]
INVESTMENT SECURITIES [Abstract]
Less than twelve months, Fair value	36,858	35,044
Less than twelve months, Gross unrealized losses	(247)	(817)
Twelve months or greater, Fair value	79,922	82,425
Twelve months or greater, Gross unrealized losses	(9,112)	(13,212)
Total, Fair value	116,780	117,469
Total, Gross Unrealized Losses	$ (9,359)	$ (14,029)