CONDENSED STATEMENTS OF CASH FLOWS - USD ($) $ in Thousands	3 Months Ended				9 Months Ended		12 Months Ended
	Sep. 30, 2025	Mar. 31, 2025	Sep. 30, 2024	Mar. 31, 2024	Sep. 30, 2025	Sep. 30, 2024	Dec. 31, 2024
Cash Flows From Operating Activities:
Net loss	$ (12,585)	$ (25,120)	$ (23,420)	$ (35,731)	$ (58,045)	$ (92,441)
Adjustments to reconcile net loss to net cash used in operating activities:
Depreciation	200		200		653	493
Amortization of intangible assets	200		100		720	300
Amortization of debt-related costs					437	344
Stock-based compensation					27,406	20,415
Loss on debt extinguishment	0		0		0	1,944	$ 1,900
Non-cash lease expense					528	462
Net amortization/accretion of marketable securities					(4,557)	(2,732)
Realized loss on equity investments					0	591
Change in fair value of equity warrants issued by licensee					0	201
Unrealized (gain) loss from transactions denominated in a foreign currency					14	7
Changes in operating assets and liabilities:
Accounts receivable, net					(25,860)	(12,538)
Inventory					(1,215)	(2,273)
Other receivables					(418)	(52)
Prepaid expenses					(6,471)	683
Other non-current assets					(146)	614
Accounts payable and other accrued liabilities					37,445	25,290
Accrued payroll and benefits					(2,272)	(1,920)
Other long-term liabilities					0	(233)
Net cash used in operating activities					(31,781)	(60,845)
Cash Flows From Investing Activities:
Proceeds from maturities of marketable securities					269,718	37,535
Purchases of marketable securities					(357,606)	(172,661)
Purchases of long-term investments					0	(3,000)
Purchases of property and equipment					(3,501)	(1,495)
Net cash used in investing activities					(91,389)	(139,621)
Cash Flows From Financing Activities:
Proceeds from issuance of common stock, net of paid issuance costs					134,771	98,287
Proceeds from issuance of pre-funded warrants, net of paid issuance costs					0	9,365
Proceeds from sale of common stock under employee stock purchase plan					1,101	1,136
Proceeds from exercise of stock options					5,204	3,341
Proceeds from long-term debt					0	75,000
Payments for debt extinguishment					0	(31,877)
Payments of debt issuance costs					0	(3,523)
Net cash provided by financing activities					141,076	151,729
Net increase (decrease) in cash, cash equivalents and restricted cash					17,906	(48,737)
Cash, cash equivalents and restricted cash at beginning of period		$ 97,381		$ 224,947	97,381	224,947	224,947
Cash, cash equivalents and restricted cash at end of period	$ 115,287		$ 176,210		115,287	176,210	$ 97,381
Supplemental Disclosures From Noncash, Investing and Financing Activities:
Operating lease right-of-use asset obtained in exchange for operating lease liability					10,209	384
Interest expense paid in cash					6,284	5,488
Additions of intangible assets included within accounts payable and other accrued liabilities					0	5,000
Additions of property and equipment included within accounts payable and other accrued liabilities					1,499	58
Offering costs included within accounts payable and other accrued liabilities					$ 0	$ 18