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Business Segments Business Segments - Restaurant Counts (Details)	Jun. 30, 2018 restaurant country	Jul. 01, 2017 restaurant
Franchised Units
Franchisor Disclosure [Line Items]
Number of Restaurants	1,162	1,035
Entity Operated Units
Franchisor Disclosure [Line Items]
Number of Restaurants	26	21
Non-US | Franchised Units
Franchisor Disclosure [Line Items]
Number of Restaurants	122
Number of Countries in which Entity Operates | country	9

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