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Deferred Compensation Plan - Additional Information (Details) (USD $)
In Millions, except Share data, unless otherwise specified
12 Months Ended
Sep. 29, 2013
Sep. 30, 2012
Sep. 25, 2011
Compensation Related Costs [Abstract]      
Compensation arrangement by shares 5 years    
Compensation arrangement by option rate 20.00%    
Compensation arrangement by share based payment award 946,100 948,600  
Compensation expense $ 4.2 $ 5.3 $ 7.9