UNAUDITED CONDENSED CONSOLIDATED STATEMENTS OF CASH FLOWS - USD ($) $ in Thousands	9 Months Ended
	Sep. 30, 2025	Sep. 30, 2024
Cash flows from operating activities:
Net income (loss) including noncontrolling interests in subsidiaries	$ 19,697	$ (20,675)
Adjustments to reconcile net income (loss) including noncontrolling interests in subsidiaries to net cash (used in) provided by operating activities:
Depreciation, depletion and amortization	32,891	21,735
Accretion of asset retirement obligation	1,299	620
Compensation expense for share-based awards	3,751	2,530
(Gain) loss on foreign currency exchange	(405)	72
Change in fair value of equity securities	1,658	35,519
Gain on sale of equity securities	(3,512)	(28,861)
Unrealized gain on derivatives	(1,495)	(3,918)
Deferred income taxes	3,609	(5,509)
Changes in assets and liabilities:
Accounts receivable	(284)	69,710
Inventories	995	(1,297)
Prepaid expenses and other assets	(3,284)	(3,373)
Accounts payable and accrued expenses	5,455	8,129
Royalties and contingent legal fees payable	1,529	(4,593)
Deferred revenue	188	295
Net cash provided by operating activities	62,092	70,384
Cash flows from investing activities:
Acquisition, net of cash acquired and working capital adjustments (Note 3)	1,230	0
Patent acquisition	0	(14,000)
Purchases of equity securities	(17,368)	(15,544)
Sales of equity securities	15,165	57,854
Purchases of loans receivable	(3,364)	0
Purchases of property and equipment	(1,401)	(890)
Net additions to oil and gas properties	(8,961)	(144,487)
Net cash used in investing activities	(14,699)	(117,067)
Cash flows from financing activities:
Repurchase of common stock	0	(7,303)
Contributions from noncontrolling interest	0	15,250
Borrowings on the Benchmark revolving credit facility	4,000	71,475
Paydown of Benchmark revolving credit facility	(12,000)	(12,000)
Paydown of Deflecto facility	12,100	0
Taxes paid related to net share settlement of share-based awards	(670)	(1,068)
Proceeds from exercise of stock options	30	223
Net cash (used in) provided by financing activities	(20,740)	66,577
Effect of exchange rates on cash and cash equivalents	1,247	65
Increase in cash and cash equivalents	27,900	19,959
Cash and cash equivalents, beginning	273,880	340,091
Cash and cash equivalents, ending	301,780	360,050
Noncash investing and financing activities:
Patent acquisition of prepaid option	$ 15,000	$ 0