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Revenue - Performance Obligation (Details)
$ in Millions
Aug. 01, 2020
USD ($)
Revenue from Contract with Customer [Abstract]  
Remaining performance obligation $ 970.6
Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction, Start Date [Axis]: 2020-08-02  
Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction [Line Items]  
Percentage of remaining performance obligation 82.00%
Period of remaining performance obligation 12 months