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Revenue Recognition - Remaining Performance Obligations - Additional Information (Details 1)
$ in Millions
Jun. 30, 2020
USD ($)
Subscription and Other Contracts  
Disaggregation Of Revenue [Line Items]  
Revenue remaining performance obligation $ 311.1
Subscription and Other Contracts | Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction, Start Date: 2020-07-01  
Disaggregation Of Revenue [Line Items]  
Revenue remaining performance obligation $ 176.0
Remaining performance obligation recognition period 12 months
Professional Services  
Disaggregation Of Revenue [Line Items]  
Revenue remaining performance obligation $ 7.6
Professional Services | Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction, Start Date: 2020-07-01  
Disaggregation Of Revenue [Line Items]  
Revenue remaining performance obligation $ 6.2
Remaining performance obligation recognition period 12 months