Summary of Significant Accounting Policies (Details 3) $ in Millions	12 Months Ended
	Dec. 31, 2016 USD ($) Years Rate	Dec. 26, 2015 USD ($)	Dec. 27, 2014 USD ($)
Impairment or Disposal of Property, Plant and Equipment [Abstract]
Number of consecutive years of operating losses used as primary indicator of potential impairment for our semi-annual impairment testing of restaurant assets | Years	2
Income Taxes [Abstract]
Percentage threshold that the positions taken or expected to be taken is more likely than not sustained upon examination by tax authorities (in hundredths) | Rate	50.00%
Leases and Leasehold Improvements [Abstract]
Approximate number of restaurants operated on leased land and/or buildings	2,000
Goodwill and Intangible Assets [Abstract]
Goodwill Written Off Related To Sale Of Business Unit Years From Acquisition | Years	2
Fair Value Goodwill Written Off Related To Sale Of Business Unit Minimum Years Refranchised | Years	2
Minimum [Member] | Buildings and improvements
Property, Plant and Equipment [Line Items]
Estimated useful life used in the calculation of the depreciation and amortization on a straight-line basis (in years)	5 years
Minimum [Member] | Machinery and equipment
Property, Plant and Equipment [Line Items]
Estimated useful life used in the calculation of the depreciation and amortization on a straight-line basis (in years)	3 years
Minimum [Member] | Capitalized software costs
Property, Plant and Equipment [Line Items]
Estimated useful life used in the calculation of the depreciation and amortization on a straight-line basis (in years)	3 years
Maximum [Member] | Buildings and improvements
Property, Plant and Equipment [Line Items]
Estimated useful life used in the calculation of the depreciation and amortization on a straight-line basis (in years)	25 years
Maximum [Member] | Machinery and equipment
Property, Plant and Equipment [Line Items]
Estimated useful life used in the calculation of the depreciation and amortization on a straight-line basis (in years)	20 years
Maximum [Member] | Capitalized software costs
Property, Plant and Equipment [Line Items]
Estimated useful life used in the calculation of the depreciation and amortization on a straight-line basis (in years)	7 years
Continuing Operations [Member]
Property, Plant and Equipment [Line Items]
Deferred Tax Assets, Net of Valuation Allowance, Current	$ 774	$ 591
Foreign Currency [Abstract]
Foreign currency translation adjustment	313
Direct Marketing Costs [Abstract]
Advertising Expense	260	255	$ 261
Research and Development Expenses [Abstract]
Research and development expenses	$ 24	$ 24	$ 25