CONDENSED CONSOLIDATED STATEMENTS OF CASH FLOWS - USD ($) $ in Thousands	9 Months Ended
	Sep. 30, 2025	Sep. 30, 2024
Operating activities:
Net income (loss)	$ (6,725)	$ (9,445)
Adjustments to reconcile net loss to net cash flows from operating activities:
Depreciation and amortization expense	8,456	4,027
Stock-based compensation expense	30,344	28,578
Amortization of premiums and discounts on marketable securities	(242)	(542)
Amortization of debt issuance costs	161	161
Non-cash lease costs	4,014	5,139
Other	(8)	25
Changes in operating assets and liabilities:
Inventory	(782)	(2,669)
Accounts receivable	949	9,877
Other current assets	(719)	(1,029)
Accounts payable	2,261	(1,639)
Accrued expenses	(792)	(2,887)
Operating lease liabilities	(844)	6,182
Other non-current assets and liabilities, net	823	143
Net cash provided by operating activities	36,896	35,921
Investing activities:
Purchases of investments	(43,518)	(52,612)
Sales and maturities of investments	40,946	38,416
Expenditures for property and equipment	(24,975)	(50,187)
Net cash used in investing activities	(27,547)	(64,383)
Financing activities:
Net proceeds from common stock issuance	12,679	17,255
Payments on employee’s behalf for taxes related to vesting of restricted stock unit awards	(6,648)	(5,309)
Other	(26)	0
Net cash provided by financing activities	6,005	11,946
Net decrease in cash, cash equivalents, and restricted cash	15,354	(16,516)
Cash, cash equivalents, and restricted cash at beginning of period	85,049	86,866
Cash, cash equivalents, and restricted cash at end of period	100,403	70,350
Supplemental disclosure of cash flow information:
Right-of-use asset and lease liability recognized	0	3,238
Additions to property and equipment included in accounts payable	1,128	10,301
Reconciliation to amounts within the condensed consolidated balance sheets:
Cash and cash equivalents	100,403	53,681
Restricted cash	0	16,669
Total cash, cash equivalents, and restricted cash at end of period	$ 100,403	$ 70,350