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Goodwill and Other Intangible Assets (Details) - USD ($)
12 Months Ended
Sep. 29, 2016
Dec. 31, 2016
Dec. 26, 2015
Dec. 27, 2014
Goodwill [Line Items]        
Goodwill, Acquired During Period $ 84,200,000 $ 84,159,000 $ 0  
Goodwill, Impairment Loss   0 0  
Impairment of Intangible Assets, Finite-lived   0    
Goodwill   $ 94,417,000 $ 10,258,000 $ 10,258,000
Indefinite-lived Intangible Assets Acquired $ 31,300,000