SEGMENT REPORTING - Narrative (Details) $ in Thousands	12 Months Ended
	Dec. 31, 2021 USD ($) segment	Dec. 31, 2020 USD ($)
Segment Reporting Information [Line Items]
Number of reportable segments | segment	2
General and administrative expenses	$ 35,666	$ 24,476
Parent Company
Segment Reporting Information [Line Items]
General and administrative expenses	$ 26,692	19,500
Parent Company | Intellectual property operations
Segment Reporting Information [Line Items]
General and administrative expenses		$ 5,000