Revenue from Contracts with Customers - Schedule of Disaggregation of Revenue (Parenthetical) (Detail) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2022	Jun. 30, 2021	Jun. 30, 2022	Jun. 30, 2021
Disaggregation Of Revenue [Line Items]
Total revenue	$ 132,656	$ 119,912	$ 292,437	$ 270,075
Term Licenses and Other, Hardware Revenue [Member]
Disaggregation Of Revenue [Line Items]
Total revenue	$ 1,700		$ 2,400
Professional Software Services, Hardware Revenue [Member]
Disaggregation Of Revenue [Line Items]
Total revenue		$ 1,300		$ 3,000