Contract Balances - Additional Information (Detail) - USD ($)	12 Months Ended
	Dec. 31, 2021	Dec. 31, 2020	Dec. 31, 2019
Contract With Customer Asset And Liability [Line Items]
Revenue, Remaining performance obligation	$ 267,600,000
Prepaid Expenses and Other Current Assets
Contract With Customer Asset And Liability [Line Items]
Assets impairment charges	0	$ 0	$ 0
Contract assets	1,100,000	1,100,000
Current Deferred Revenue and Advanced Payments
Contract With Customer Asset And Liability [Line Items]
Revenue recognized from beginning deferred revenue	$ 188,700,000	$ 182,600,000	$ 174,700,000