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Stock-based and Deferred Compensation Plans (Area Operations Directors, Managing, Operating and Chef Partner Programs) (Details) - Restaurant Managing and Chef Partners [Member] - USD ($)
$ in Millions
Dec. 27, 2015
Dec. 28, 2014
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]    
Deferred compensation liability, current and noncurrent $ 133.2 $ 155.6
Deferred compensations plans, unfunded obligations $ 74.0 $ 82.6