Revenue from Contracts with Customers - Schedule of Significant Changes in Contract Cost Assets and Contract Revenue Liabilities (Parenthetical) (Detail) $ in Millions	Jun. 30, 2022 USD ($)
Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction, Start Date: 2022-07-01
Disaggregation Of Revenue [Line Items]
Contract revenues, remaining performance obligation	$ 32.1
Contract revenues, remaining performance obligation, expected timing of satisfaction, period	6 months
Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction, Start Date: 2023-07-01
Disaggregation Of Revenue [Line Items]
Contract revenues, remaining performance obligation	$ 0.9
Contract revenues, remaining performance obligation, expected timing of satisfaction, period