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Description of Business and Summary of Significant Accounting Policies Advertising Costs (Details) - USD ($)
$ in Millions
12 Months Ended
Dec. 26, 2015
Dec. 27, 2014
Dec. 28, 2013
Description of Business and Summary of Significant Accounting Policies [Abstract]      
Advertising Expense $ 1.2 $ 1.3 $ 1.1