Quarterly report pursuant to Section 13 or 15(d)

Revenue Recognition - Performance Obligation (Details)

v3.21.2
Revenue Recognition - Performance Obligation (Details)
$ in Millions
Jul. 31, 2021
USD ($)
Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction [Line Items]  
Remaining performance obligations $ 457.4
Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction, Start Date [Axis]: 2021-08-01  
Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction [Line Items]  
Remaining performance obligations $ 332.1
Timing of satisfaction of performance obligation 12 months