SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES - Disaggregation of Revenue (Details) - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2024	Mar. 31, 2023
Disaggregation of Revenue [Line Items]
Total revenues	$ 24,320	$ 14,803
Intellectual property operations
Disaggregation of Revenue [Line Items]
Total revenues	13,623	4,176
Paid-up license revenue agreements
Disaggregation of Revenue [Line Items]
Total revenues	12,365	3,900
Recurring License Revenue Agreements
Disaggregation of Revenue [Line Items]
Total revenues	1,258	276
Industrial operations
Disaggregation of Revenue [Line Items]
Total revenues	8,841	10,627
Printers, consumables and parts
Disaggregation of Revenue [Line Items]
Total revenues	8,078	9,634
Services
Disaggregation of Revenue [Line Items]
Total revenues	$ 763	$ 993