ACQUISITIONS (Details 5) - USD ($) $ in Thousands	12 Months Ended
	Jul. 29, 2017	Jul. 30, 2016	Aug. 10, 2016	Aug. 01, 2015
Business Acquisition [Line Items]
Goodwill, Purchase Accounting Adjustments		$ 99,436
Goodwill	$ 371,259	$ 366,168		$ 266,640
Gourmet Guru, Inc. [Domain]
Business Acquisition [Line Items]
Business Combination, Recognized Identifiable Assets Acquired, Goodwill, and Liabilities Assumed, Net			$ 10,000
Business Combination, Provisional Information, Initial Accounting Incomplete, Adjustment, Consideration Transferred	100
Goodwill, Purchase Accounting Adjustments	500
Finite-Lived Customer Relationships, Gross			$ 1,000
Goodwill	$ 10,100