OPERATING LEASE ROU ASSETS AND LIABILITIES - Lease expense (Details) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2023	Jun. 30, 2022	Jun. 30, 2023	Jun. 30, 2022
OPERATING LEASE ROU ASSETS AND LIABILITIES
Operating lease expense	$ 792	$ 822	$ 1,599	$ 1,636
Short-term lease expense	35	37	65	68
Variable lease expense	3		5
Sublease income	(4)	(5)	(9)	(5)
Total lease expense	826	854	1,660	1,699
Other Information
Cash paid for amounts included in the measurement of lease liabilities-operating cash flows for operating leases	779	802	1,614	1,601
Operating Lease - Operating cash flows (Liability reduction)	655	672	1,335	1,340
ROU assets obtained in exchange for new operating lease liabilities	$ 596	$ 778	$ 596	$ 1,083