SEGMENT REPORTING - Assets (Details) - USD ($) $ in Thousands	Mar. 31, 2023	Dec. 31, 2022
Segment Reporting Information [Line Items]
Fair Value	$ 60,724	$ 61,608
Equity securities without readily determinable fair value	5,816	5,816
Equity method investments	30,934	30,934
Cost	97,474	98,358
Other parent assets	235,144	156,394
Total assets	556,604	482,928
Intellectual property operations
Segment Reporting Information [Line Items]
Total assets	171,639	176,119
Industrial operations
Segment Reporting Information [Line Items]
Total assets	$ 52,347	$ 52,057