SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES - Disaggregation of Revenue (Details) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2024	Jun. 30, 2023	Jun. 30, 2024	Jun. 30, 2023
Disaggregation of Revenue [Line Items]
Total revenues	$ 25,838	$ 7,904	$ 50,158	$ 22,707
Intellectual property operations
Disaggregation of Revenue [Line Items]
Total revenues	5,333	394	18,956	4,570
Paid-up license revenue agreements
Disaggregation of Revenue [Line Items]
Total revenues	4,888	75	17,253	3,975
Recurring License Revenue Agreements
Disaggregation of Revenue [Line Items]
Total revenues	445	319	1,703	595
Industrial operations
Disaggregation of Revenue [Line Items]
Total revenues	6,335	7,510	15,176	18,137
Printers, consumables and parts
Disaggregation of Revenue [Line Items]
Total revenues	5,451	6,652	13,529	16,286
Services
Disaggregation of Revenue [Line Items]
Total revenues	$ 884	$ 858	$ 1,647	$ 1,851