OTHER ACCRUED LIABILITIES (Details) (USD $) In Thousands, unless otherwise specified	Jul. 28, 2012	Jul. 30, 2011
Other Accrued Liabilities [Abstract]
Accrued payroll and related taxes	$ 19,248	$ 18,959
Accrued employee benefit and incentive plan costs	12,488	9,683
Accrued construction costs	11,515	11,743
Other current liabilities	7,675	11,656
Total other accrued liabilities	$ 50,926	$ 52,041