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FAIR VALUE MEASUREMENTS (Details) - USD ($) $ in Thousands				12 Months Ended
	Jun. 24, 2016	Jun. 09, 2016	Jan. 23, 2015	Jul. 28, 2018	Jul. 29, 2017	Jul. 30, 2016
Derivatives
Interest expense				$ 16,471	$ 17,114	$ 16,259
Interest Rate Derivative Assets, at Fair Value					2,491
Interest Rate Derivative Liabilities, at Fair Value				0	$ (308)
June 9, 2019
Derivatives
Derivative, Maturity Date		Jun. 09, 2019
Derivative, Forward Interest Rate		0.8725%
Derivative, Notional Amount		$ 50,000
June 24, 2019
Derivatives
Derivative, Maturity Date	Jun. 24, 2019
Derivative, Forward Interest Rate	0.7265%
Derivative, Notional Amount	$ 50,000
April 29, 2021
Derivatives
Derivative, Maturity Date		Apr. 29, 2021
Derivative, Forward Interest Rate		1.065%
Derivative, Notional Amount		$ 25,000
April 29, 2021
Derivatives
Derivative, Maturity Date	Apr. 29, 2021
Derivative, Forward Interest Rate	0.926%
Derivative, Notional Amount	$ 25,000
August 3, 2022
Derivatives
Derivative, Maturity Date			Aug. 03, 2022
Derivative, Forward Interest Rate			1.795%
Derivative, Notional Amount	$ 112,500
Prepaid Expenses and Other Current Assets [Member]
Derivatives
Interest Rate Derivative Assets, at Fair Value				1,459
Other Assets [Member]
Derivatives
Interest Rate Derivative Assets, at Fair Value				$ 5,860

X

- Definition

Aggregate notional amount specified by the derivative(s). Expressed as an absolute value.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher SEC
-Name Regulation S-X (SX)
-Number 210
-Article 12
-Section 13
-Sentence Column B

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Stated rate on an interest rate forward or futures contract.

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- Definition

Amount of the cost of borrowed funds accounted for as interest expense.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 835
-SubTopic 20
-Section 50
-Paragraph 1
-URI http://asc.fasb.org/extlink&oid=6450988&loc=d3e26243-108391

Reference 2: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 835
-SubTopic 30
-Section 45
-Paragraph 3
-URI http://asc.fasb.org/extlink&oid=64930785&loc=d3e28555-108399

Reference 3: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 942
-SubTopic 225
-Section S99
-Paragraph 1
-Subparagraph (SX 210.9-04.9)
-URI http://asc.fasb.org/extlink&oid=6879574&loc=d3e536633-122882

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Fair value as of the balance sheet date of interest rate derivative assets, which includes all such derivative instruments in hedging and nonhedging relationships that are recognized as assets.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 825
-SubTopic 10
-Section 50
-Paragraph 10
-Subparagraph (a)
-URI http://asc.fasb.org/extlink&oid=77997519&loc=d3e13433-108611

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Fair value as of the balance sheet date of interest rate derivative liabilities, which includes all such derivative instruments in hedging and nonhedging relationships that are recognized as liabilities.

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-Section 50
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