RELATED PARTY TRANSACTIONS (Details) (USD $)	12 Months Ended
	Jul. 28, 2012	Jul. 30, 2011	Jul. 31, 2010
Related Party Transaction [Line Items]
Rental lease expense	$ 1,500,000	$ 1,400,000	$ 1,300,000
Amount paid in independent subcontracting services	500,000	0	0
Affiliated Entity [Member]
Operating Leases, Future Minimum Payments Due, Fiscal Year Maturity [Abstract]
2013	700,000
2014	600,000
2015	400,000
2016	400,000
2017	600,000
Thereafter	$ 0