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Summary Of Significant Accounting Policies (Other Intangible Assets) (Narrative) (Details) (USD $)
In Thousands, unless otherwise specified
12 Months Ended
Sep. 27, 2013
Sep. 28, 2012
Sep. 30, 2011
Amortization of Patents and Other Intangible Assets $ 650 $ 1,057 $ 729
Amortization of Patents and Other Intangible Assets, 2014 840    
Amortization of Patents and Other Intangible Assets, 2015 820    
Amortization of Patents and Other Intangible Assets, 2016 800    
Amortization of Patents and Other Intangible Assets, 2017 555    
Amortization of Patents and Other Intangible Assets, 2018 445    
Indefinite-Lived Intangible Assets $ 5,400    
Minimum [Member]
     
Useful Life 4 years    
Maximum [Member]
     
Useful Life 15 years