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Commitments and Contingencies (Tables)
 12 Months Ended
Aug. 02, 2015
Commitments and Contingencies Disclosure [Abstract]  
Schedule of Future Minimum Rental Payments for Operating Leases [Table Text Block]
Future minimum annual rental payments under these operating leases as of August 3, 2014, are as follows:
2016
2017
2018
2019
2020
Thereafter
$38
$26
$22
$17
$15
$21