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Revenue from Contracts with Customer - Performance Obligation (Details)
$ in Thousands
Sep. 30, 2020
USD ($)
Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction [Line Items]  
Remaining performance obligation amount $ 179,900
Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction, Start Date [Axis]: 2020-10-01  
Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction [Line Items]  
Remaining performance obligation, percent to be recognized over next twelve months 96.50%
Remaining performance obligation expected timing of satisfaction period 12 months