OPERATING LEASE RIGHT-OF-USE ASSETS AND LIABILITIES - Lease expense (Details) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2022	Sep. 30, 2021	Sep. 30, 2022	Sep. 30, 2021
OPERATING LEASE RIGHT-OF-USE ASSETS AND LIABILITIES
Operating lease expense	$ 836	$ 742	$ 2,472	$ 2,032
Short-term lease expense	37	52	105	122
Variable lease expense		2		21
Sublease income	(4)		(9)
Total lease expense	869	796	2,568	2,175
Other Information
Cash paid for amounts included in the measurement of lease liabilities-operating cash flows for operating leases	845	751	2,446	2,108
Operating Lease - Operating cash flows (Liability reduction)	701	624	2,041	1,745
Right-of-use assets obtained in exchange for new operating lease liabilities	$ 77	$ 276	$ 1,160	$ 27,267