Condensed Consolidated Statements of Cash Flows - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2025	Mar. 31, 2024
Cash flows from operating activities:
Net income (loss)	$ 32	$ (35,379)
Adjustments to reconcile net income (loss) to net cash used in operating activities:
Depreciation and amortization	331	306
Inventory obsolescence	209	0
Stock-based compensation expense	21,368	13,652
Non-cash interest expense on royalty financing obligations and secured term loan and amortization of debt issuance costs	14,058	19,440
Amortization of discount on investments, net	(1,383)	(3,181)
Changes in operating assets and liabilities:
Receivables	(13,987)	(3,839)
Inventory	(870)	(1,220)
Prepaid expenses and other assets	(132)	1,106
Accounts payable and accrued expenses	(47,143)	(44,569)
Net cash used in operating activities	(27,517)	(53,684)
Cash flows from investing activities:
Acquisitions of property and equipment	(143)	(235)
Purchases of investments	(48,762)	(88,009)
Maturities of investments	76,000	117,000
Net cash provided by investing activities	27,095	28,756
Cash flows from financing activities:
Net proceeds from common stock issued under stock-based compensation plans	2,390	1,681
Common stock issued to directors in lieu of cash retainer	6	11
Withholding taxes paid on stock-based awards	(1,351)	(2,350)
Principal payments on finance lease liabilities	(516)	(390)
Net cash provided by (used in) financing activities	529	(1,048)
Effect of exchange rates on cash, cash equivalents and restricted cash	451	(340)
Increase (decrease) in cash, cash equivalents and restricted cash	558	(26,316)
Cash, cash equivalents and restricted cash at beginning of period	106,323	112,447
Cash, cash equivalents and restricted cash at end of period	106,881	86,131
Cash, Cash Equivalents, Restricted Cash, and Restricted Cash Equivalents [Abstract]
Cash and cash equivalents	105,190	84,333
Restricted cash	291	1,798
Restricted cash in other assets	1,400	0
Total cash, cash equivalents and restricted cash	106,881	86,131
Supplemental Cash Flow Information [Abstract]
Cash paid for interest	9,153	4,987
Cash paid for taxes	1	186
Taxes withheld on stock-based awards included in accrued expenses	$ 276	$ 1,846