SEGMENT REPORTING - Revenue by Geographical Area (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2023	Dec. 31, 2022
Revenues from External Customers and Long-Lived Assets [Line Items]
Revenues	$ 125,102	$ 59,223
Intellectual property operations
Revenues from External Customers and Long-Lived Assets [Line Items]
Revenues	89,156	19,508
Industrial operations
Revenues from External Customers and Long-Lived Assets [Line Items]
Revenues	35,098	39,715
Energy operations
Revenues from External Customers and Long-Lived Assets [Line Items]
Revenues	848
Americas
Revenues from External Customers and Long-Lived Assets [Line Items]
Revenues	96,997	36,579
Americas | Intellectual property operations
Revenues from External Customers and Long-Lived Assets [Line Items]
Revenues	80,921	18,893
Americas | Industrial operations
Revenues from External Customers and Long-Lived Assets [Line Items]
Revenues	15,228	17,686
Americas | Energy operations
Revenues from External Customers and Long-Lived Assets [Line Items]
Revenues	848
United States
Revenues from External Customers and Long-Lived Assets [Line Items]
Revenues	95,383	34,423
United States | Intellectual property operations
Revenues from External Customers and Long-Lived Assets [Line Items]
Revenues	80,407	18,882
United States | Industrial operations
Revenues from External Customers and Long-Lived Assets [Line Items]
Revenues	14,128	15,541
United States | Energy operations
Revenues from External Customers and Long-Lived Assets [Line Items]
Revenues	848
Canada and Latin America
Revenues from External Customers and Long-Lived Assets [Line Items]
Revenues	1,614	2,156
Canada and Latin America | Intellectual property operations
Revenues from External Customers and Long-Lived Assets [Line Items]
Revenues	514	11
Canada and Latin America | Industrial operations
Revenues from External Customers and Long-Lived Assets [Line Items]
Revenues	1,100	2,145
Canada and Latin America | Energy operations
Revenues from External Customers and Long-Lived Assets [Line Items]
Revenues	0
Europe, Middle East and Africa
Revenues from External Customers and Long-Lived Assets [Line Items]
Revenues	8,935	9,887
Europe, Middle East and Africa | Intellectual property operations
Revenues from External Customers and Long-Lived Assets [Line Items]
Revenues	0	589
Europe, Middle East and Africa | Industrial operations
Revenues from External Customers and Long-Lived Assets [Line Items]
Revenues	8,935	9,298
Europe, Middle East and Africa | Energy operations
Revenues from External Customers and Long-Lived Assets [Line Items]
Revenues	0
Asia Pacific
Revenues from External Customers and Long-Lived Assets [Line Items]
Revenues	19,170	12,757
Asia Pacific | Intellectual property operations
Revenues from External Customers and Long-Lived Assets [Line Items]
Revenues	8,235	26
Asia Pacific | Industrial operations
Revenues from External Customers and Long-Lived Assets [Line Items]
Revenues	10,935	12,731
Asia Pacific | Energy operations
Revenues from External Customers and Long-Lived Assets [Line Items]
Revenues	0
China
Revenues from External Customers and Long-Lived Assets [Line Items]
Revenues	11,712	5,207
China | Intellectual property operations
Revenues from External Customers and Long-Lived Assets [Line Items]
Revenues	8,200	0
China | Industrial operations
Revenues from External Customers and Long-Lived Assets [Line Items]
Revenues	3,512	5,207
China | Energy operations
Revenues from External Customers and Long-Lived Assets [Line Items]
Revenues	0
India
Revenues from External Customers and Long-Lived Assets [Line Items]
Revenues	2,849	2,957
India | Intellectual property operations
Revenues from External Customers and Long-Lived Assets [Line Items]
Revenues	0	0
India | Industrial operations
Revenues from External Customers and Long-Lived Assets [Line Items]
Revenues	2,849	2,957
India | Energy operations
Revenues from External Customers and Long-Lived Assets [Line Items]
Revenues	0
Asia-Pacific, excluding China and India
Revenues from External Customers and Long-Lived Assets [Line Items]
Revenues	4,609	4,593
Asia-Pacific, excluding China and India | Intellectual property operations
Revenues from External Customers and Long-Lived Assets [Line Items]
Revenues	35	26
Asia-Pacific, excluding China and India | Industrial operations
Revenues from External Customers and Long-Lived Assets [Line Items]
Revenues	4,574	$ 4,567
Asia-Pacific, excluding China and India | Energy operations
Revenues from External Customers and Long-Lived Assets [Line Items]
Revenues	$ 0