Summary Of Significant Accounting Policies (Concentration of Risk Narrative)(Details)	9 Months Ended		12 Months Ended	9 Months Ended	12 Months Ended	9 Months Ended	12 Months Ended	9 Months Ended	12 Months Ended		3 Months Ended
	Aug. 02, 2014	Aug. 02, 2014 Customer Concentration Risk Accounts Receivable customer	Oct. 26, 2013 Customer Concentration Risk Accounts Receivable customer	Aug. 02, 2014 Customer Concentration Risk Accounts Receivable Major Customer One	Oct. 26, 2013 Customer Concentration Risk Accounts Receivable Major Customer One	Aug. 02, 2014 Customer Concentration Risk Accounts Receivable Major Customer Two	Oct. 26, 2013 Customer Concentration Risk Accounts Receivable Major Customer Two	Aug. 02, 2014 Customer Concentration Risk Accounts Receivable Major Customer Three	Oct. 26, 2013 Customer Concentration Risk Accounts Receivable Major Customer Three	Oct. 26, 2013 Customer Concentration Risk Accounts Receivable Major Customer Four	Aug. 02, 2014 Customer Concentration Risk Sales Revenue, Segment customer	Jul. 27, 2013 Customer Concentration Risk Sales Revenue, Segment customer	Aug. 02, 2014 Customer Concentration Risk Sales Revenue, Segment Major Customer One	Jul. 27, 2013 Customer Concentration Risk Sales Revenue, Segment Major Customer One	Aug. 02, 2014 Customer Concentration Risk Sales Revenue, Segment Major Customer Two	Jul. 27, 2013 Customer Concentration Risk Sales Revenue, Segment Major Customer Two	Aug. 02, 2014 Customer Concentration Risk Sales Revenue, Segment Major Customer Three	Jul. 27, 2013 Customer Concentration Risk Sales Revenue, Segment Major Customer Three
Concentration Risk
Concentration Risk, Percentage		35.00%	52.00%	13.00%	18.00%	12.00%	12.00%	10.00%	11.00%	11.00%	48.00%	47.00%	21.00%	20.00%	16.00%	15.00%	11.00%	12.00%
Number Of Customers Included In Concentration Disclosures		3	4								3	3
Number of Financial Institutions	4