LEASES - Lease cost (Details) $ in Thousands	12 Months Ended
	Dec. 31, 2022 USD ($)
LEASES
Operating lease cost	$ 1,018
Short-term lease cost	200
Variable lease cost	11
Total lease cost	1,229
Cash paid for amounts included in the measurement of operating lease liabilities	985
Right-of-use assets obtained in exchange for new operating lease liabilities	$ 59