Revenue and Remaining Performance Obligations - Additional Information (Details) $ in Millions	Oct. 31, 2020 USD ($)
Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction [Line Items]
Revenue, remaining performance obligation	$ 643.5
Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction, Start Date [Axis]: 2020-11-01
Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction [Line Items]
Revenue, remaining performance obligation (in percentage)	85.00%
Revenue, remaining performance obligation, expected timing of satisfaction, period	24 months