SECURITIES - Securities with Unrealized Loss Position (Details) - USD ($) $ in Thousands	Sep. 30, 2023	Dec. 31, 2022
Less than 12 Months
Fair Value	$ 5,313	$ 123,629
Unrealized Loss	(261)	(8,810)
12 Months or More
Fair Value	326,825	241,330
Unrealized Loss	(69,309)	(52,797)
Fair Value	332,138	364,959
Unrealized Loss	(69,570)	(61,607)
U.S. Government sponsored entities
Less than 12 Months
Fair Value	389	3,129
Unrealized Loss	(5)	(84)
12 Months or More
Fair Value	1,536	0
Unrealized Loss	(57)	0
Fair Value	1,925	3,129
Unrealized Loss	(62)	(84)
States and political subdivisions
Less than 12 Months
Fair Value	2,944	34,667
Unrealized Loss	(20)	(1,887)
12 Months or More
Fair Value	85,246	54,546
Unrealized Loss	(18,195)	(15,208)
Fair Value	88,190	89,213
Unrealized Loss	(18,215)	(17,095)
Residential & multi-family mortgage
Less than 12 Months
Fair Value	210	48,996
Unrealized Loss	(6)	(3,122)
12 Months or More
Fair Value	188,812	168,551
Unrealized Loss	(44,349)	(35,442)
Fair Value	189,022	217,547
Unrealized Loss	(44,355)	(38,564)
Corporate notes
Less than 12 Months
Fair Value	1,770	31,730
Unrealized Loss	(230)	(3,403)
12 Months or More
Fair Value	40,477	10,661
Unrealized Loss	(5,507)	(1,317)
Fair Value	42,247	42,391
Unrealized Loss	(5,737)	(4,720)
Pooled SBA
Less than 12 Months
Fair Value	0	5,107
Unrealized Loss	0	(314)
12 Months or More
Fair Value	10,754	7,572
Unrealized Loss	(1,201)	(830)
Fair Value	10,754	12,679
Unrealized Loss	$ (1,201)	$ (1,144)