UNAUDITED CONDENSED CONSOLIDATED STATEMENTS OF CASH FLOWS - USD ($) $ in Thousands	9 Months Ended
	Sep. 30, 2024	Sep. 30, 2023
Cash flows from operating activities:
Net loss including noncontrolling interests in subsidiaries	$ (20,675)	$ (6,570)
Adjustments to reconcile net loss including noncontrolling interests in subsidiaries to net cash provided by (used in) operating activities:
Depreciation, depletion and amortization	21,735	10,152
Accretion of asset retirement obligation	620	0
Change in fair value of Series A redeemable convertible preferred stock embedded derivatives	0	(3,954)
Change in fair value of Series B warrants	0	(2,762)
Gain on exercise of Series B warrants	0	(1,525)
Compensation expense for share-based awards	2,530	2,324
Loss (gain) on foreign currency exchange	72	(25)
Change in fair value of equity securities	35,519	(18,783)
(Gain) loss on sale of equity securities	(28,861)	9,360
Earnings on equity investment in joint venture	0	(3,375)
Unrealized gain on derivatives	(3,918)	0
Deferred income taxes	(5,509)	(1,063)
Changes in assets and liabilities:
Accounts receivable	69,710	2,982
Inventories	(1,297)	1,847
Prepaid expenses and other assets	(3,373)	(1,395)
Accounts payable and accrued expenses	8,129	(5,623)
Royalties and contingent legal fees payable	(4,593)	597
Deferred revenue	295	(149)
Net cash provided by (used in) operating activities	70,384	(17,962)
Cash flows from investing activities:
Patent acquisition	(14,000)	0
Purchases of equity securities	(15,544)	(8,678)
Sales of equity securities	57,854	15,198
Distributions received from equity investment in joint venture	0	2,249
Net purchases of property and equipment and additions to oil and gas properties	(145,377)	(152)
Net cash (used in) provided by investing activities	(117,067)	8,617
Cash flows from financing activities:
Repurchase of common stock	(7,303)	0
Repayments of secured debt	0	(60,000)
Contributions from noncontrolling interest	15,250	0
Borrowings on the Revolving credit facility	71,475	0
Paydown of Revolving Credit Facility	(12,000)	0
Dividend on Series A Redeemable Convertible Preferred Stock	0	(1,400)
Taxes paid related to net share settlement of share-based awards	(1,068)	(595)
Proceeds from exercise of stock options	223	235
Net cash provided by financing activities	66,577	66,351
Effect of exchange rates on cash and cash equivalents	65	(59)
Increase in cash and cash equivalents	19,959	56,947
Cash and cash equivalents, beginning	340,091	287,786
Cash and cash equivalents, ending	360,050	344,733
Supplemental schedule of cash flow information:
Interest paid	2,707	2,380
Income taxes paid	460	722
Noncash investing and financing activities:
Distribution to noncontrolling interests in subsidiaries	0	1,126
Rights Offering
Cash flows from financing activities:
Proceeds from Warrant Exercises	0	79,111
Series B
Cash flows from financing activities:
Proceeds from Warrant Exercises	$ 0	$ 49,000