LEASES - Right-of-Use Assets and Lease Liabilities (Details) - USD ($) $ in Thousands	Mar. 31, 2024	Dec. 31, 2023
Right of use assets
Operating leases	$ 16,973	$ 17,763
Finance leases	2,037	2,101
Total	19,010	19,864
Operating leases liabilities - current	3,794	3,949
Finance lease liabilities - current	260	272
Total lease liabilities, current	4,054	4,221
Operating leases liabilities - non-current	13,971	14,601
Finance lease liabilities - non-current	1,895	1,943
Total lease liabilities, non-current	$ 15,866	$ 16,544