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Summary Of Refranchisings, Franchisee Development And Acquisitions (Purchase Price Allocations On Franchise Acquisitions) (Details) (USD $)
In Thousands, unless otherwise specified
6 Months Ended
Apr. 15, 2012
Apr. 17, 2011
Summary Of Refranchisings, Franchisee Development And Acquisitions [Line Items]    
Restaurants acquired from franchisees 36 22
Property and equipment $ 9,559 $ 3,877
Reacquired franchise rights 461 232
Liabilities assumed (108) (71)
Goodwill 29,283 17,439
Total consideration $ 39,195 $ 21,477