Note 2. Habit Burger Acquisition (Details) $ in Millions			3 Months Ended		6 Months Ended
		Mar. 18, 2020 USD ($) restaurants	Jun. 30, 2020 USD ($) restaurants	Jun. 30, 2019 USD ($)	Jun. 30, 2020 USD ($) restaurants	Jun. 30, 2019 USD ($)	Dec. 31, 2019 USD ($)
Business Acquisition [Line Items]
Number of Stores | restaurants			50,000		50,000
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Current Assets		$ 12
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Cash and Equivalents		20
Asset Impairment Charges	[1]		$ 6	$ 1	$ 146	$ 1
Income Tax Expense (Benefit)			51	$ 88	63	125
Business Acquisition, Goodwill, Expected Tax Deductible Amount			200		200
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Property, Plant, and Equipment		129
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Indefinite-Lived Intangible Assets		98
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Other Noncurrent Assets		22
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Assets		424
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Current Liabilities		(68)
Business Combination, Recognized Identifiable Asset Acquired and Liability Assumed, Lease Obligation		165
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Current Liabilities, Other		(2)
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Liabilities		(235)
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Net		189
Goodwill			602		602		$ 530
Business Combination, Consideration Transferred		408			408	$ 0
Goodwill impairment tax benefit [Member]
Business Acquisition [Line Items]
Income Tax Expense (Benefit)					32
The Habit Burger Grill [Member]
Business Acquisition [Line Items]
Lessor, Operating Lease, Lease Not yet Commenced, Assumption and Judgment, Value of Underlying Asset, Amount			35		35
Share-based Payment Arrangement, Cash Used to Settle Award		9
Amounts Payable Under Tax Receivable Agreement		53
Business Combination, Recognized Identifiable Asset Acquired and Liability Assumed, Lease Obligation			$ 225		225
Goodwill		$ 219
The Habit Burger Grill [Member] | Company Owned Stores [Member]
Business Acquisition [Line Items]
Number of Stores | restaurants		245
The Habit Burger Grill [Member] | Franchisee Owned Stores [Member]
Business Acquisition [Line Items]
Number of Stores | restaurants		31
Goodwill [Member]
Business Acquisition [Line Items]
Asset Impairment Charges	[2]				$ 139
Lease Agreements [Member]
Business Acquisition [Line Items]
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Finite-Lived Intangibles		$ 163

[1] (b) The year to date ended June 30, 2020 includes a charge of $139 million related to the impairment of Habit Burger Grill goodwill. See Note 2. The quarter and year to date ended June 30, 2020 also includes a charge of $6 million related to the write-off of software no longer being used.

[2] (a) The quarter and year to date ended June 30, 2019 includes the settlement of contingent consideration associated with our 2013 acquisition of the KFC Turkey and Pizza Hut Turkey businesses of $8 million.