SIGNIFICANT ACCOUNTING POLICIES (Details 2)	12 Months Ended
	Jul. 29, 2017
Minimum | Customer relationships
Intangible assets with definite lives
Useful lives of intangibles assets with definite lives	7 years
Minimum | Non-compete agreements
Intangible assets with definite lives
Useful lives of intangibles assets with definite lives	1 year
Minimum | Trademarks and tradenames
Intangible assets with definite lives
Useful lives of intangibles assets with definite lives	4 years
Maximum | Customer relationships
Intangible assets with definite lives
Useful lives of intangibles assets with definite lives	20 years
Maximum | Non-compete agreements
Intangible assets with definite lives
Useful lives of intangibles assets with definite lives	10 years
Maximum | Trademarks and tradenames
Intangible assets with definite lives
Useful lives of intangibles assets with definite lives	10 years