Revenue - Additional Information (Detail 1) $ in Millions	Mar. 31, 2020 USD ($)
Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction, Start Date: 2020-04-01
Revenue Remaining Performance Obligation Expected Timing Of Satisfaction [Line Items]
Deferred revenue expect to recognize amount	$ 8.8
Deferred revenue expect to recognize period	9 months
Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction, Start Date: 2021-01-01
Revenue Remaining Performance Obligation Expected Timing Of Satisfaction [Line Items]
Deferred revenue expect to recognize amount	$ 11.5
Deferred revenue expect to recognize period	1 year
Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction, Start Date: 2022-01-01
Revenue Remaining Performance Obligation Expected Timing Of Satisfaction [Line Items]
Deferred revenue expect to recognize amount	$ 58.2
Deferred revenue expect to recognize period