Consolidated Statements of Cash Flows - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2023	Dec. 31, 2022	Dec. 31, 2021
Cash flows from operating activities:
Net (loss) income	$ (30,438)	$ (46,466)	$ 50,199
Adjustments to reconcile net (loss) income to net cash used in operating activities:
Share-based compensation expense	35,728	28,771	28,078
Depreciation	9,460	8,057	7,534
Amortization of intangible assets	5,353	3,653	2,907
Amortization of deferred financing costs	486	507	759
Amortization of investments	632	1,478	2,482
Change in fair value of contingent consideration	0	0	(184,800)
Intangible asset impairment	0	0	82,300
Other non-cash adjustments	1,503	739	1,607
Changes in operating assets and liabilities:
Accounts receivable	(9,872)	(8,989)	(10,087)
Inventories	(21,830)	(7,305)	(4,274)
Other current assets	(3,084)	(515)	(700)
Accounts payable	6,177	2,677	4,710
Accrued liabilities	11,562	(2,966)	8,271
Other noncurrent assets and liabilities	(1,193)	(1,782)	(2,766)
Net cash provided by (used in) operating activities	4,484	(22,141)	(13,780)
Cash flows from investing activities:
Purchases of available-for-sale securities	0	(24,637)	(173,105)
Sales and maturities of available-for-sale securities	63,815	85,524	206,362
Purchases of property and equipment	(11,998)	(16,881)	(9,753)
Acquisition of intellectual property	(30,000)	0	0
Net cash provided by investing activities	21,817	44,006	23,504
Cash flows from financing activities:
Proceeds from debt borrowings	0	0	5,000
Payments on debt and finance leases	(992)	(899)	(5,816)
Payment of debt fees	(60)	0	(1,171)
Proceeds from stock option exercises	2,316	1,816	8,175
Shares repurchased for payment of taxes on stock awards	(6,557)	(12,201)	(18,011)
Proceeds from issuance of common stock under employee stock purchase plan	5,261	4,225	4,181
Net cash used in financing activities	(32)	(7,059)	(7,642)
Effect of exchange rate changes on cash and cash equivalents	(58)	(361)	(372)
Net increase in cash and cash equivalents	26,211	14,445	1,710
Cash and cash equivalents—beginning of period	58,099	43,654	41,944
Cash and cash equivalents—end of period	84,310	58,099	43,654
Supplemental cash flow information:
Cash paid for interest	6,376	4,270	4,223
Cash paid for income taxes, net of refunds	395	192	190
Non-cash investing and financing activities:
Accrued purchases of property and equipment	$ 1,427	$ 272	$ 1,552