Revenue Recognition Remaining Performance Obligations (Details) $ in Thousands	May 02, 2020 USD ($)
Revenue from Contract with Customer [Abstract]
Remaining performance obligation	$ 267,671
Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction [Line Items]
Remaining performance obligation, products	211,863
Remaining performance obligation, service agreements	55,808
Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction, Start Date [Axis]: 2020-04-25
Revenue from Contract with Customer [Abstract]
Remaining performance obligation	$ 222,963
Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction [Line Items]
Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction, Period	12 months