Condensed Consolidated Statements of Operations (Unaudited) - USD ($) shares in Thousands, $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2023	Sep. 30, 2022	Sep. 30, 2023	Sep. 30, 2022
Revenues	$ 298,663	$ 348,059	$ 888,265	$ 998,273
Cost of revenues	166,699	188,964	496,829	531,039
Gross profit	131,964	159,095	391,436	467,234
Operating expenses:
Research and development	24,281	25,171	70,296	76,556
Selling, general, and administrative	103,971	115,459	332,643	354,644
Total operating expenses	128,252	140,630	402,939	431,200
Income (loss) from operations	3,712	18,465	(11,503)	36,034
Interest and other income (expense), net	3,670	(1,148)	9,912	(2,973)
Income (loss) before income taxes	7,382	17,317	(1,591)	33,061
Provision for (benefit from) income taxes	1,829	543	4,405	(995)
Net income (loss)	$ 5,553	$ 16,774	$ (5,996)	$ 34,056
Net income (loss) per share:
Basic (in dollars per share)	$ 0.12	$ 0.38	$ (0.13)	$ 0.77
Diluted (in dollars per share)	$ 0.12	$ 0.37	$ (0.13)	$ 0.73
Weighted-average shares outstanding:
Basic (in shares)	45,333	44,441	45,117	44,304
Diluted (in shares)	45,595	45,819	45,117	46,759
Product revenues
Revenues	$ 188,755	$ 246,565	$ 562,906	$ 706,246
Cost of revenues	106,311	134,023	323,800	374,175
Services and other revenues
Revenues	109,908	101,494	325,359	292,027
Cost of revenues	$ 60,388	$ 54,941	$ 173,029	$ 156,864