COMMITMENTS, CONTINGENCIES AND REGULATORY MATTERS - Lease Activity (Details) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2023	Sep. 30, 2022	Sep. 30, 2023	Sep. 30, 2022
Lessee, Lease, Description [Line Items]
Cash used in operating activities for amounts included in the measurement of lease liabilities	$ 507	$ 515	$ 1,638	$ 2,022
Short-term (twelve months or less) lease costs	789	402	1,638	827
Selling, general and administrative expense
Lessee, Lease, Description [Line Items]
Operating lease costs:	553	586	1,638	2,217
Cost of revenue
Lessee, Lease, Description [Line Items]
Operating lease costs:	$ 0	$ 0	$ 0	$ 265