SECURITIES - Amortized cost, related estimated fair value, and unrealized gains and losses (Details) - USD ($) $ in Thousands	Jun. 30, 2022	Dec. 31, 2021
Available-for-Sale Securities
Amortized Cost	$ 436,132	$ 428,311
Gross Unrealized Gains	1,185	12,964
Gross Unrealized Losses	(27,057)	(3,359)
Total	410,260	437,916
Other mortgage backed debt securities [Member]
Available-for-Sale Securities
Amortized Cost	40,815	39,881
Gross Unrealized Gains		99
Gross Unrealized Losses	(2,259)	(430)
Total	38,556	39,550
U.S. Treasury and/or agency securities [Member]
Available-for-Sale Securities
Amortized Cost	20,228	7,825
Gross Unrealized Losses	(1,270)	(96)
Total	18,958	7,729
Obligations of U.S. Government Agencies and Sponsored Agencies Mortgage-Backed [Member]
Available-for-Sale Securities
Amortized Cost	113,450	116,039
Gross Unrealized Gains	14	560
Gross Unrealized Losses	(9,219)	(1,688)
Total	104,245	114,911
Obligations of U.S. Government Agencies and Sponsored Agencies Other [Member]
Available-for-Sale Securities
Amortized Cost	5,988	7,636
Gross Unrealized Gains	4	5
Gross Unrealized Losses	(53)	(65)
Total	5,939	7,576
Obligations of state and political subdivisions [Member]
Available-for-Sale Securities
Amortized Cost	175,292	175,021
Gross Unrealized Gains	1,011	11,709
Gross Unrealized Losses	(11,767)	(554)
Total	164,536	186,176
Asset-backed Securities [Member]
Available-for-Sale Securities
Amortized Cost	32,365	36,555
Gross Unrealized Gains		143
Gross Unrealized Losses	(1,005)	(156)
Total	31,360	36,542
Corporate debt securities [Member]
Available-for-Sale Securities
Amortized Cost	47,994	45,354
Gross Unrealized Gains	156	448
Gross Unrealized Losses	(1,484)	(370)
Total	$ 46,666	$ 45,432