Condensed Consolidated Statements of Cash Flows $ in Thousands	3 Months Ended
	Mar. 31, 2025 USD ($)	Mar. 31, 2024 USD ($)
Cash flows from operating activities:
Net income	$ 72,945	$ 131,066
Adjustments to reconcile net income to net cash flows from operating activities:
Depreciation, amortization and accretion	13,626	15,445
Adjustment to the fair value of asset retirement obligation	(4,727)	0
Amortization of debt related costs	1,115	1,073
Inventory adjustments	(1,378)	2,757
Stock-based compensation	21,198	15,384
Gain on disposal of assets	0	(6,254)
Unrealized loss (gain) on investment in equity securities	14,862	(60,704)
Charges incurred pursuant to acquired in-process research and development	5,413	28,000
Deferred taxes	1,351	11,260
Long-term income tax payable and other long-term liabilities	639	439
Other	822	1,696
Changes in assets and liabilities which provided (used) cash:
Accounts receivable	(26,363)	(55,440)
Inventory	278	(8,494)
Other current assets	(528)	4,023
Accounts payable	4,982	(3,462)
Accrued expenses and other current and noncurrent liabilities	3,328	50,449
Net cash provided by operating activities	107,563	127,238
Cash flows from investing activities:
Capital expenditures	(8,718)	(8,273)
Proceeds from sale of assets	0	8,000
Deposit for acquisition of a business	(50,000)	0
Purchases of investment in equity securities	(5,000)	(78,256)
Acquisition of exclusive license option	0	(28,000)
Net cash used in investing activities	(63,718)	(106,529)
Cash flows from financing activities:
Payments on long-term debt and other borrowings	(402)	(184)
Proceeds from stock option exercises	3,886	934
Proceeds from issuance of common stock	1,983	1,823
Payments for minimum statutory tax withholding related to net share settlement of equity awards	(23,686)	(19,418)
Net cash used in financing activities	(18,219)	(16,845)
Effect of foreign exchange rates on cash, cash equivalents and restricted cash	102	770
Net increase in cash, cash equivalents and restricted cash	25,728	4,634
Cash, cash equivalents and restricted cash, beginning of period	914,486	715,285
Cash, cash equivalents and restricted cash, end of period	940,214	719,919
Reconciliation to amounts within the condensed consolidated balance sheets
Cash and cash equivalents	938,533	718,279
Restricted cash included in other long-term assets	1,681	1,640
Cash, cash equivalents and restricted cash at end of period	940,214	719,919
Schedule of non-cash investing and financing activities
Additions of property, plant and equipment included in liabilities	5,855	6,853
Lease liability settled through transfer of lease	0	376
Modification of lease agreement	5,789	0
Right-of-use asset obtained in exchange for finance lease obligations	$ 150	$ 0