SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES - Disaggregation of Revenue (Details) - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2026	Mar. 31, 2025
Disaggregation of Revenue [Line Items]
Total revenues	$ 54,239	$ 124,422
Intellectual property operations
Disaggregation of Revenue [Line Items]
Total revenues	722	69,905
Paid-up license revenue agreements
Disaggregation of Revenue [Line Items]
Total revenues	100	69,490
Recurring license revenue agreements
Disaggregation of Revenue [Line Items]
Total revenues	622	415
Industrial operations
Disaggregation of Revenue [Line Items]
Total revenues	7,182	7,676
Printers, consumables and parts
Disaggregation of Revenue [Line Items]
Total revenues	6,406	6,903
Services
Disaggregation of Revenue [Line Items]
Total revenues	$ 776	$ 773