Contingencies (Details 2) (USD $) In Millions, unless otherwise specified	12 Months Ended
	Dec. 27, 2014
Loss Contingencies [Line Items]
Taco Bell Wage and Hour Actions - Proposed number of classes concerning meals and rest breaks at Taco Bell in California Supreme Court for which plaintiffs sought certification	4
Number of states that assert state-law class action claims	16
Mark Smith v. Pizza Hut, Inc. - final number of opt-ins, expected approximate	6,049
Franchise Lending Program Guarantees
Loss Contingencies [Line Items]
Loss contingency, amount of guarantee	100
Total loans outstanding	42
Guarantee of Indebtedness of Others
Loss Contingencies [Line Items]
Loss contingency, amount of guarantee	25
Outstanding guarantees of lines of credit and loans for unconsolidated affiliates	0
Guarantee of Indebtedness of Others | Franchise Loan Pool Guarantees [Member]
Loss Contingencies [Line Items]
Loss contingency, amount of guarantee	6
Total loans outstanding	29
Guarantee of Indebtedness of Others | Unconsolidated Affiliate Guarantees
Loss Contingencies [Line Items]
Total revenues of unconsolidated affiliates	1,100
Total assets of unconsolidated affiliates	344
Total debt of unconsolidated affiliates	82