INVESTMENTS - Investments with Unrealized Losses Policy (Details) - USD ($) $ in Thousands	Dec. 31, 2022	Dec. 31, 2021
Fair Value
Securities available-for-sale, Unrealized loss position, Fair Value, Less than 12 Months	$ 91,176	$ 121,502
Securities available-for-sale, Unrealized loss position, Fair Value, 12 Months or Longer	133,700	27,169
Securities available-for-sale, Unrealized loss position, Fair Value	224,876	148,671
Securities held-to-maturity, Unrealized loss position, Fair Value, Less than 12 Months	7,929
Securities held-to-maturity, Unrealized loss position, Fair Value	7,929
Total securities, Unrealized loss position, Fair Value, Less than 12 Months	99,105
Total securities, Unrealized loss position, Fair Value, 12 Months or Longer	133,700
Total securities, Unrealized loss position, Fair Value	232,805
Unrealized Losses
Securities available-for-sale, Unrealized loss position, Unrealized losses, Less than 12 Months	(10,266)	(2,752)
Securities available-for-sale, Unrealized loss position, Unrealized losses, 12 Months or Longer	(32,323)	(1,373)
Securities available-for-sale, Unrealized losses	(42,589)	(4,125)
Securities held-to-maturity, Unrealized loss position, Unrealized losses, Less than 12 Months	(571)
Securities held-to-maturity, Unrealized losses	(571)
Unrealized loss position, Less than 12 Months, Unrealized Losses	(10,837)
Unrealized loss position, 12 Months or Longer, Unrealized Losses	(32,323)
Unrealized loss position, Unrealized Losses	(43,160)
U.S. agency securities
Fair Value
Securities available-for-sale, Unrealized loss position, Fair Value, Less than 12 Months	3,823	13,125
Securities available-for-sale, Unrealized loss position, Fair Value, 12 Months or Longer	13,465	3,752
Securities available-for-sale, Unrealized loss position, Fair Value	17,288	16,877
Unrealized Losses
Securities available-for-sale, Unrealized loss position, Unrealized losses, Less than 12 Months	(118)	(105)
Securities available-for-sale, Unrealized loss position, Unrealized losses, 12 Months or Longer	(3,747)	(213)
Securities available-for-sale, Unrealized losses	(3,865)	(318)
Corporate securities
Fair Value
Securities available-for-sale, Unrealized loss position, Fair Value, Less than 12 Months	2,494
Securities available-for-sale, Unrealized loss position, Fair Value, 12 Months or Longer	4,026	5,476
Securities available-for-sale, Unrealized loss position, Fair Value	6,520	5,476
Securities held-to-maturity, Unrealized loss position, Fair Value, Less than 12 Months	7,929
Securities held-to-maturity, Unrealized loss position, Fair Value	7,929
Unrealized Losses
Securities available-for-sale, Unrealized loss position, Unrealized losses, Less than 12 Months	(4)
Securities available-for-sale, Unrealized loss position, Unrealized losses, 12 Months or Longer	(975)	(524)
Securities available-for-sale, Unrealized losses	(979)	(524)
Securities held-to-maturity, Unrealized loss position, Unrealized losses, Less than 12 Months	(571)
Securities held-to-maturity, Unrealized losses	(571)
Municipal bonds
Fair Value
Securities available-for-sale, Unrealized loss position, Fair Value, Less than 12 Months	44,261	72,098
Securities available-for-sale, Unrealized loss position, Fair Value, 12 Months or Longer	73,990	14,116
Securities available-for-sale, Unrealized loss position, Fair Value	118,251	86,214
Unrealized Losses
Securities available-for-sale, Unrealized loss position, Unrealized losses, Less than 12 Months	(5,794)	(1,961)
Securities available-for-sale, Unrealized loss position, Unrealized losses, 12 Months or Longer	(17,825)	(560)
Securities available-for-sale, Unrealized losses	(23,619)	(2,521)
Mortgage-backed securities
Fair Value
Securities available-for-sale, Unrealized loss position, Fair Value, Less than 12 Months	29,791	33,291
Securities available-for-sale, Unrealized loss position, Fair Value, 12 Months or Longer	40,175	3,825
Securities available-for-sale, Unrealized loss position, Fair Value	69,966	37,116
Unrealized Losses
Securities available-for-sale, Unrealized loss position, Unrealized losses, Less than 12 Months	(3,188)	(620)
Securities available-for-sale, Unrealized loss position, Unrealized losses, 12 Months or Longer	(9,270)	(76)
Securities available-for-sale, Unrealized losses	(12,458)	(696)
U.S. Small Business Administration securities
Fair Value
Securities available-for-sale, Unrealized loss position, Fair Value, Less than 12 Months	10,807	2,988
Securities available-for-sale, Unrealized loss position, Fair Value, 12 Months or Longer	2,044
Securities available-for-sale, Unrealized loss position, Fair Value	12,851	2,988
Unrealized Losses
Securities available-for-sale, Unrealized loss position, Unrealized losses, Less than 12 Months	(1,162)	(66)
Securities available-for-sale, Unrealized loss position, Unrealized losses, 12 Months or Longer	(506)
Securities available-for-sale, Unrealized losses	$ (1,668)	$ (66)