LEASES - Lease Cost Components (Details) - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2022	Mar. 31, 2021
Lessee, Lease, Description [Line Items]
Total lease cost	$ 188	$ 259
Selling, general and administrative expenses
Lessee, Lease, Description [Line Items]
Operating lease cost	40	111
Other gain
Lessee, Lease, Description [Line Items]
Operating lease cost	148	148
Sublease Income	$ 775	$ 347