Summary Of Significant Accounting Policies (Concentration of Risk Narrative)(Details) (Customer Concentration Risk)	3 Months Ended	12 Months Ended	3 Months Ended	12 Months Ended	3 Months Ended	12 Months Ended			3 Months Ended
	Jan. 25, 2014 Accounts Receivable customer	Oct. 26, 2013 Accounts Receivable customer	Jan. 25, 2014 Accounts Receivable Major Customer One	Oct. 26, 2013 Accounts Receivable Major Customer One	Jan. 25, 2014 Accounts Receivable Major Customer Two	Oct. 26, 2013 Accounts Receivable Major Customer Two	Oct. 26, 2013 Accounts Receivable Major Customer Three	Oct. 26, 2013 Accounts Receivable Major Customer Four	Jan. 25, 2014 Sales Revenue, Segment customer	Jan. 26, 2013 Sales Revenue, Segment customer	Jan. 25, 2014 Sales Revenue, Segment Major Customer One	Jan. 26, 2013 Sales Revenue, Segment Major Customer One	Jan. 25, 2014 Sales Revenue, Segment Major Customer Two	Jan. 26, 2013 Sales Revenue, Segment Major Customer Two	Jan. 25, 2014 Sales Revenue, Segment Major Customer Three	Jan. 26, 2013 Sales Revenue, Segment Major Customer Three	Jan. 25, 2014 Sales Revenue, Segment Major Customer Four
Concentration Risk
Concentration Risk, Percentage	29.00%	52.00%	18.00%	18.00%	11.00%	12.00%	11.00%	11.00%	57.00%	46.00%	18.00%	18.00%	18.00%	18.00%	11.00%	10.00%	10.00%
Number Of Customers Included In Concentration Disclosures	2	4							4	3