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Commitments and Contingencies (Schedule of Future Annual Minimum Rental Payments (Details)
$ in Millions
Aug. 02, 2015
USD ($)
Commitments and Contingencies Disclosure [Abstract]  
Minimum rental obligation, 2016 $ 38
Minimum rental obligation, 2017 26
Minimum rental obligation, 2018 22
Minimum rental obligation, 2019 17
Minimum rental obligation, 2020 15
Minimum rental obligation, thereafter $ 21