LEASES - Components of lease expenses (Details) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2024	Jun. 30, 2023	Jun. 30, 2024	Jun. 30, 2023
Operating lease cost:
Total operating lease expense	$ 883	$ 1,121	$ 1,777	$ 2,242
Finance lease cost:
Total amortization of leased assets	45	29	95	59
Interest on lease liabilities	5	7	9	14
Total net lease cost	$ 933	$ 1,157	$ 1,881	$ 2,315