UNAUDITED CONDENSED CONSOLIDATED STATEMENTS OF CASH FLOWS - USD ($) $ in Thousands	6 Months Ended
	Jun. 30, 2026	Jun. 30, 2025
Cash flows from operating activities:
Net (loss) income including noncontrolling interests in subsidiaries	$ (26,043)	$ 22,091
Adjustments to reconcile net (loss) income including noncontrolling interests in subsidiaries to net cash provided by operating activities:
Impairment of equity method investment	30,934	0
Depreciation, depletion and amortization	15,053	22,055
Accretion of asset retirement obligation	912	867
Gain on disposal of assets	(487)	0
Compensation expense for share-based awards	2,216	1,876
Loss (gain) on foreign currency exchange	65	(435)
Change in fair value of equity securities	(3,350)	2,558
Gain on sale of equity securities	(3,917)	(3,512)
Unrealized loss (gain) on derivatives	4,554	(789)
Deferred income taxes	(5,467)	3,646
Changes in operating assets and liabilities:
Accounts receivable	(60,501)	3,501
Inventories	1,921	1,760
Prepaid expenses and other assets	2,074	(4,114)
Accounts payable and accrued expenses	4,209	2,646
Royalties and contingent legal fees payable	45,194	231
Deferred revenue	(60)	164
Net cash provided by operating activities	7,307	52,545
Cash flows from investing activities:
Acquisition, net of cash acquired and working capital adjustments	0	1,230
Patent acquisition	(1,750)	0
Purchases of equity securities	(2,522)	(12,543)
Sales of equity securities	8,221	15,165
Proceeds from loans receivable	7,460	0
Purchases of property and equipment	(1,683)	(940)
Net additions to oil and gas properties	(13,305)	(3,363)
Proceeds from disposition of property and equipment	1,581	0
Net cash used in investing activities	(1,998)	(451)
Cash flows from financing activities:
Paydown of Benchmark revolving credit facility	0	(8,500)
Paydown of Deflecto Facility	1,763	1,200
Taxes paid related to net share settlement of share-based awards	(3,096)	(670)
Proceeds from exercise of stock options	0	30
Net cash used in financing activities	(4,859)	(10,340)
Effect of exchange rates on cash and cash equivalents	466	1,087
Increase in cash and cash equivalents	916	42,841
Cash and cash equivalents, beginning of period	306,719	273,880
Cash and cash equivalents, end of period	307,635	316,721
Supplemental schedule of cash flow information:
Patent acquisition of prepaid option	$ 0	$ 15,000