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SIGNIFICANT ACCOUNTING POLICIES (Details) - USD ($)
$ in Millions
3 Months Ended 6 Months Ended
Jan. 30, 2016
Jan. 31, 2015
Jan. 30, 2016
Jan. 31, 2015
Significant Accounting Policies        
Total outbound shipping and handling costs $ 112.8 $ 112.7 $ 227.4 $ 224.7