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Description of Business and Summary of Significant Accounting Policies - Goodwill and Other Intangible Assets (Details)
12 Months Ended
Jan. 01, 2017
Franchise Agreements [Member]  
Finite-Lived Intangible Assets [Line Items]  
Estimated weighted average useful lives 25 years
Favorable Lease Agreements [Member]  
Finite-Lived Intangible Assets [Line Items]  
Estimated weighted average useful lives 10 years