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Supplemental Balance Sheet Information (Details) - USD ($)
$ in Millions
12 Months Ended
Dec. 26, 2015
Dec. 27, 2014
Dec. 28, 2013
Deferred Costs, Capitalized, Prepaid, and Other Assets Disclosure [Abstract]      
Provision for doubtful accounts $ 1.8 $ 0.5 $ 1.3
Depreciation expense $ 70.7 $ 70.5 $ 78.8