SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES - Disaggregation of Revenue (Details) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2025	Jun. 30, 2024	Jun. 30, 2025	Jun. 30, 2024
Disaggregation of Revenue [Line Items]
Total revenues	$ 51,237	$ 25,838	$ 175,659	$ 50,158
Intellectual property operations
Disaggregation of Revenue [Line Items]
Total revenues	329	5,333	70,234	18,956
Paid-up license revenue agreements
Disaggregation of Revenue [Line Items]
Total revenues	0	4,888	69,490	17,253
Recurring license revenue agreements
Disaggregation of Revenue [Line Items]
Total revenues	329	445	744	1,703
Industrial operations
Disaggregation of Revenue [Line Items]
Total revenues	6,590	6,335	14,266	15,176
Printers, consumables and parts
Disaggregation of Revenue [Line Items]
Total revenues	5,795	5,451	12,698	13,529
Services
Disaggregation of Revenue [Line Items]
Total revenues	$ 795	$ 884	$ 1,568	$ 1,647