Other Financial Statement Information - Schedule of Revenue by Source (Detail) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2021	Dec. 31, 2020	Dec. 31, 2019
Product Information [Line Items]
Revenue	$ 490,490	$ 298,845	$ 245,893
Instruments
Product Information [Line Items]
Revenue	64,474	40,128	34,945
Consumables
Product Information [Line Items]
Revenue	418,740	252,685	206,878
Services
Product Information [Line Items]
Revenue	$ 7,276	$ 6,032	$ 4,070