SIGNIFICANT ACCOUNTING POLICIES Change in Estimate (Details) - USD ($) $ / shares in Units, $ in Thousands	3 Months Ended	9 Months Ended
	Apr. 28, 2018	Apr. 28, 2018	Apr. 29, 2017
Change in Accounting Estimate [Line Items]
Net Sales growth percentage	11.80%	10.10%
Inventory growth percentage		15.90%
Decrease to Accounts Payable	$ 20,900	$ 6,396	$ 79,023
New Accounting Pronouncement or Change in Accounting Principle, Effect of Change on Net Income	$ 13,900
New Accounting Pronouncement or Change in Accounting Principle, Effect of Change on Diluted Earnings Per Share	$ 0.27