Condensed Consolidated Statements of Cash Flows (Unaudited) - USD ($) $ in Thousands	6 Months Ended
	Jun. 30, 2025	Jun. 30, 2024
Operating activities
Net income	$ 6,067	$ 3,870
Adjustments to reconcile net income to net cash provided by operating activities:
Depreciation and amortization	10,851	11,328
Loss on disposal of property, plant and equipment	15	68
Stock-based compensation	21,943	17,873
Deferred income taxes	74	23
Noncash lease expense	1,600	2,287
Revaluation of acquisition-related contingent consideration	(2,879)	863
Effect of foreign currency on operations	(5,050)	896
Impairment loss	20,505	429
Changes in operating assets and liabilities:
Accounts receivable	(4,283)	(10,086)
Supplies and inventory	(2,863)	(3,266)
Prepaid expenses and other current assets	(5,460)	(2,183)
Other assets	(1,389)	(1,213)
Operating lease liabilities	(1,186)	(2,446)
Accounts payable	3,113	(1,706)
Accrued liabilities and deferred revenue	(2,091)	3,872
Net cash provided by operating activities	38,967	20,609
Investing activities
Acquisition of C2i, net of cash acquired	0	5,012
Purchase of short-term investments	(99,998)	0
Proceeds from maturity of short-term investments	51,061	0
Purchases of property, plant and equipment	(3,105)	(4,904)
Net cash (used in) provided by investing activities	(52,042)	108
Financing activities
Payment of taxes on vested restricted stock units	(11,831)	(5,135)
Proceeds from the exercise of common stock options and employee stock purchases	4,781	4,260
Net cash used in financing activities	(7,050)	(875)
Increase (decrease) in cash, cash equivalents and restricted cash	(20,125)	19,842
Effect of foreign currency on cash, cash equivalents and restricted cash	647	(169)
Net increase (decrease) in cash, cash equivalents and restricted cash	(19,478)	19,673
Cash, cash equivalents and restricted cash at beginning of period	240,631	217,330
Cash, cash equivalents and restricted cash at end of period	221,153	237,003
Supplementary cash flow information:
Purchases of property, plant and equipment included in accounts payable and accrued liability	505	1,891
Cash paid for tax	$ 1,553	$ 17