ACQUISITIONS (Details) - USD ($) $ in Thousands		3 Months Ended		9 Months Ended
	Mar. 31, 2016	Apr. 29, 2017	Jan. 28, 2017	Apr. 29, 2017	Aug. 10, 2016	Jul. 30, 2016	Apr. 30, 2016
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Net [Abstract]
Goodwill		$ 369,166		$ 369,166		$ 366,168	$ 319,332
Business Acquisition, Nor-Cal Produce [Member]
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Net [Abstract]
Accounts Receivable		8,483		8,483		8,483
Measurement Period Adjustment, Accounts Receivable				0
Inventories		1,902		1,902		1,902
Measurement Period Adjustment, Inventories				0
Property and Equipment		10,029		10,029		10,029
Measurement Period Adjustment, Property and Equipment				0
Other Assets		125		125		125
Measurement Period Adjustment, Other Assets				0
Goodwill		36,517		36,517		40,342
Goodwill, Purchase Accounting Adjustments		100	$ 2,900	(3,825)
Total assets		88,856		88,856		92,681
Measurement Period Adjustment, Total Assets				3,825
Liabilities		21,073		21,073		24,101
Measurement Period Adjustment, Liabilities				3,028
Total purchase price						68,580
Measurement Period Adjustment, Total purchase price		(797)
Payments to Acquire Businesses, Gross	$ 67,783
Business Acquisition, Nor-Cal Produce [Member] | Customer Lists
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Net [Abstract]
Finite-Lived Customer Relationships, Gross		$ 30,300		30,300		30,300
Measurement Period Adjustment, Intangibles				0
Finite-Lived Intangible Asset, Useful Life		13 years
Business Acquisition, Nor-Cal Produce [Member] | Trade Names [Member]
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Net [Abstract]
Measurement Period Adjustment, Intangibles				0
Finite-Lived Intangible Asset, Useful Life		5 years
Finite-Lived Trade Names, Gross		$ 1,000		1,000		1,000
Business Acquisition, Nor-Cal Produce [Member] | Noncompete Agreements [Member]
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Net [Abstract]
Measurement Period Adjustment, Intangibles				0
Finite-Lived Intangible Asset, Useful Life		5 years
Finite-Lived Noncompete Agreements, Gross		$ 500		500		500
Gourmet Guru, Inc. [Member]
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Net [Abstract]
Finite-Lived Customer Relationships, Gross					$ 1,000
Goodwill		10,100		10,100
Goodwill, Purchase Accounting Adjustments				500
Total purchase price					$ 10,000
Measurement Period Adjustment, Total purchase price				100
Haddon House Food Products, Inc. [Member]
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Net [Abstract]
Accounts Receivable		40,134		40,134		40,434
Measurement Period Adjustment, Accounts Receivable				(300)
Other Receivable		3,621		3,621		3,621
Measurement Period Adjustment, Other Receivable				0
Inventories		46,440		46,440		46,138
Measurement Period Adjustment, Inventories				302
Prepaid Expense and Other Current Assets		1,744		1,744		1,645
Measurement Period Adjustment, Prepaid Expenses and Other Current Assets				99
Property and Equipment		54,501		54,501		54,501
Measurement Period Adjustment, Property and Equipment				0
Other Assets		280		280		280
Measurement Period Adjustment, Other Assets				0
Goodwill		43,585		43,585		45,851
Goodwill, Purchase Accounting Adjustments				(2,266)
Total assets		256,405		256,405		258,570
Measurement Period Adjustment, Total Assets				(2,165)
Liabilities		38,910		38,910		39,510
Measurement Period Adjustment, Liabilities				(600)
Total purchase price		217,495		217,495		219,060
Measurement Period Adjustment, Total purchase price				(1,565)
Haddon House Food Products, Inc. [Member] | Customer Lists
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Net [Abstract]
Finite Lived Intangible Assets		$ 62,700		62,700		62,700
Measurement Period Adjustment, Intangibles				0
Finite-Lived Intangible Asset, Useful Life		13 years
Haddon House Food Products, Inc. [Member] | Trade Names [Member]
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Net [Abstract]
Finite Lived Intangible Assets		$ 700		700		700
Measurement Period Adjustment, Intangibles				0
Finite-Lived Intangible Asset, Useful Life		3 years
Haddon House Food Products, Inc. [Member] | Noncompete Agreements [Member]
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Net [Abstract]
Finite Lived Intangible Assets		$ 700		700		700
Measurement Period Adjustment, Intangibles				0
Finite-Lived Intangible Asset, Useful Life		5 years
Trademarks [Member] | Haddon House Food Products, Inc. [Member]
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Net [Abstract]
Other Intangible Assets		$ 2,000		2,000		$ 2,000
Measurement Period Adjustment, Intangibles				$ 0