DESCRIPTION OF BUSINESS - Narrative (Details) $ in Millions	9 Months Ended	12 Months Ended
	Sep. 30, 2023 USD ($) patent shares	Sep. 30, 2022 USD ($)	Jul. 31, 2023 shares	Jul. 14, 2023 shares	Dec. 31, 2022 shares
Business Acquisition [Line Items]
Number of new patent portfolios acquired | patent	0
Common stock, shares, issued | shares	99,886,322				43,484,867
Common stock, shares, outstanding | shares	99,886,322		99,886,322		43,484,867
Common Stock
Business Acquisition [Line Items]
Convertible preferred stock, shares issued upon conversion | shares				9,616,746
Starboard
Business Acquisition [Line Items]
Common stock, shares, issued | shares	61,123,595
Printronix
Business Acquisition [Line Items]
Purchase price		$ 37.0
Business combination, initial cash payment		33.0
Working capital adjustment		$ 4.0
Maximum
Business Acquisition [Line Items]
Ideal market value for future acquisitions	$ 2,000.0
Minimum
Business Acquisition [Line Items]
Ideal market value for future acquisitions	$ 1,000.0