Summary of Significant Accounting Policies - Summary of Product Revenue by Geographical Locations of Customers (Detail) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2021	Dec. 31, 2020	Dec. 31, 2019
Disaggregation Of Revenue [Line Items]
Total product revenue	$ 159,518	$ 114,249	$ 93,774
Product
Disaggregation Of Revenue [Line Items]
Total product revenue	130,859	91,920	74,649
Product | North America
Disaggregation Of Revenue [Line Items]
Total product revenue	68,968	32,380	20,936
Product | Europe, Middle East and Africa
Disaggregation Of Revenue [Line Items]
Total product revenue	60,124	57,427	52,499
Product | Other
Disaggregation Of Revenue [Line Items]
Total product revenue	$ 1,767	$ 2,113	$ 1,214