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Summary Of Significant Accounting Policies (Schedule Of Warranties) (Details) (USD $)
In Thousands, unless otherwise specified
12 Months Ended
Sep. 27, 2013
Sep. 28, 2012
Sep. 30, 2011
Summary Of Significant Accounting Policies [Abstract]      
Beginning Balance $ 4,751 $ 5,155 $ 4,589
Expense accruals for warranties issued during the period 2,901 3,740 4,551
Less current period warranty claims paid 2,438 4,144 3,985
Ending Balance $ 5,214 $ 4,751 $ 5,155