OTHER INTANGIBLE ASSETS - Carrying amount and accumulated amortization of intangible assets, amortizable and arose from merger (Details) - USD ($) $ in Thousands	Mar. 31, 2023	Dec. 31, 2022
Acquired intangible assets:
Gross carrying value	$ 10,984	$ 10,984
Accumulated amortization	(4,877)	(4,500)
Total	6,107	6,484
Core deposits
Acquired intangible assets:
Gross carrying value	10,204	10,204
Accumulated amortization	(4,097)	(3,720)
Total	6,107	6,484
Noncompete Agreements
Acquired intangible assets:
Gross carrying value	780	780
Accumulated amortization	$ (780)	$ (780)