LEASES - Lease Costs (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2023	Dec. 31, 2022
Operating Lease Cost:
Fixed lease cost	$ 1,653	$ 2,074
Variable lease cost	395	1,572
Total lease cost	2,048	3,646
Sublease income	$ 940	$ 940