SEGMENT REPORTING - Geographic (Details) - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2023	Mar. 31, 2022	Dec. 31, 2022
Segment reporting
Revenue recognition	$ 106,786	$ 64,477
Property and equipment, net	43,275		$ 43,246
Assets held for sale	8,020		8,020
United States
Segment reporting
Revenue recognition	106,221	63,760
Property and equipment, net	42,024		40,343
Canada
Segment reporting
Revenue recognition	565	$ 717
Property and equipment, net			1,856
Assets held for sale	8,000
India
Segment reporting
Property and equipment, net	$ 1,251		$ 1,047