Consolidated Statements of Cash Flows - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2024	Dec. 31, 2023	Dec. 31, 2022
Operating activities:
Net income (loss)	$ 40,838	$ (43,366)	$ (24,301)
Adjustments to reconcile net income (loss) to net cash provided by operating activities:
Depreciation and amortization	13,588	13,623	6,044
Stock-based compensation	56,546	47,986	42,443
Restructuring equity modification expense	366
Accretion of discount or amortization of premium on investments	(1,122)	(1,637)	(233)
Amortization of debt issuance costs	1,638	1,611	1,601
Loss on fixed asset disposal			57
Induced conversion expense related to convertible notes			2,232
Deferred tax expense	(567)	(931)	6
Revaluation of acquisition-related contingent consideration liability	986	1,570
Changes in operating assets and liabilities, net of amounts acquired:
Accounts receivable	(1,999)	(3,713)	(14,547)
Inventory	(2,220)	(49,577)	(24,439)
Prepaid expenses and other assets	227	1,625	852
Accounts payable	9,270	(12,303)	7,371
Accrued compensation and employee related benefits	13,855	(1,119)	2,683
Accrued and other liabilities	244	(591)	(215)
Acquisition-related contingent consideration liability	(2,556)
Operating lease right-of-use assets	2,560	2,607	3,414
Operating lease liabilities	(3,392)	(3,308)	(4,126)
Deferred revenue	48	(1,859)	1,805
Net cash provided by (used in) operating activities	128,310	(49,382)	641
Investing activities:
Purchases of investments	(202,063)		(205,749)
Proceeds from sales of investments		13,372
Proceeds from maturities of investments	26,605	144,401	114,750
Proceeds from sale of property and equipment		234	279
Purchases of intangible assets		(250)
Purchases of property and equipment	(17,112)	(18,592)	(12,079)
Business acquisitions, net of cash acquired		(23,357)
Net cash provided by (used in) investing activities	(192,570)	115,808	(102,799)
Financing activities:
Proceeds from exercise of stock options and employee stock purchase plan	20,281	8,736	15,416
Payment of 2019 Notes			(17,564)
Payment of acquisition-related contingent consideration	(4,602)
Net cash provided by (used in) financing activities	15,679	8,736	(2,148)
Effect of exchange rate changes on cash and cash equivalents	(159)	34
Net increase (decrease) in cash and cash equivalents	(48,740)	75,196	(104,306)
Cash and cash equivalents
Beginning of period	94,793	19,597	123,903
End of period	46,053	94,793	19,597
Supplemental disclosure of cashflow information:
Cash paid for interest	3,234	3,234	3,420
Purchases of property and equipment not yet paid	$ 763	1,417	$ 6,245
Operating lease liabilities arising from obtaining ROU assets		979
Lease liabilities arising from remeasurement of ROU assets		159
26,396 shares of common stock issued for Voyantic Oy acquisition		3,579
Acquisition-related contingent consideration liability		$ 6,172