Revenue Recognition Accounting Policy (Details) - USD ($) $ in Millions	3 Months Ended	9 Months Ended
Sep. 30, 2019	Sep. 30, 2018	Sep. 30, 2019	Sep. 30, 2018
Revenues	$ 1,339	$ 1,391	$ 3,903	$ 4,130
Product [Member]
Revenues	364	499	1,056	1,523
Franchise [Member]
Revenues	645	605	1,890	1,773
Advertising [Member]
Revenues	330	287	957	834
UNITED STATES
Operating Leases, Income Statement, Minimum Lease Revenue	17	11	52	35
UNITED STATES \| Product [Member]
Revenues	238	288	690	840
UNITED STATES \| Franchise [Member]
Revenues	245	237	726	687
UNITED STATES \| Advertising [Member]
Revenues	187	170	557	487
CHINA \| Franchise [Member]
Revenues	73	68	211	202
Other, Outside the U.S. and China [Member]
Operating Leases, Income Statement, Minimum Lease Revenue	17	19	52	57
Other, Outside the U.S. and China [Member] \| Product [Member]
Revenues	126	211	366	683
Other, Outside the U.S. and China [Member] \| Franchise [Member]
Revenues	293	270	849	792
Other, Outside the U.S. and China [Member] \| Advertising [Member]
Revenues	143	117	400	347
Taco Bell Global Division [Member]
Revenues	489	513	1,414	1,459
Taco Bell Global Division [Member] \| UNITED STATES
Operating Leases, Income Statement, Minimum Lease Revenue	10	5	31	16
Taco Bell Global Division [Member] \| UNITED STATES \| Product [Member]
Revenues	216	265	624	759
Taco Bell Global Division [Member] \| UNITED STATES \| Franchise [Member]
Revenues	142	131	410	371
Taco Bell Global Division [Member] \| UNITED STATES \| Advertising [Member]
Revenues	114	105	327	293
Taco Bell Global Division [Member] \| CHINA \| Franchise [Member]
Revenues	0	0	0	0
Taco Bell Global Division [Member] \| Other, Outside the U.S. and China [Member]
Operating Leases, Income Statement, Minimum Lease Revenue	0	0	0	0
Taco Bell Global Division [Member] \| Other, Outside the U.S. and China [Member] \| Product [Member]
Revenues	0	0	2	2
Taco Bell Global Division [Member] \| Other, Outside the U.S. and China [Member] \| Franchise [Member]
Revenues	6	6	19	17
Taco Bell Global Division [Member] \| Other, Outside the U.S. and China [Member] \| Advertising [Member]
Revenues	1	1	1	1
Pizza Hut Global Division [Member]
Revenues	241	229	730	713
Pizza Hut Global Division [Member] \| UNITED STATES
Operating Leases, Income Statement, Minimum Lease Revenue	2	1	5	3
Pizza Hut Global Division [Member] \| UNITED STATES \| Product [Member]
Revenues	5	6	15	31
Pizza Hut Global Division [Member] \| UNITED STATES \| Franchise [Member]
Revenues	63	65	197	197
Pizza Hut Global Division [Member] \| UNITED STATES \| Advertising [Member]
Revenues	71	62	223	187
Pizza Hut Global Division [Member] \| CHINA \| Franchise [Member]
Revenues	16	16	46	47
Pizza Hut Global Division [Member] \| Other, Outside the U.S. and China [Member]
Operating Leases, Income Statement, Minimum Lease Revenue	1	1	2	2
Pizza Hut Global Division [Member] \| Other, Outside the U.S. and China [Member] \| Product [Member]
Revenues	8	7	20	24
Pizza Hut Global Division [Member] \| Other, Outside the U.S. and China [Member] \| Franchise [Member]
Revenues	61	60	181	183
Pizza Hut Global Division [Member] \| Other, Outside the U.S. and China [Member] \| Advertising [Member]
Revenues	14	11	41	39
KFC Global Division [Member]
Revenues	609	649	1,759	1,958
KFC Global Division [Member] \| UNITED STATES
Operating Leases, Income Statement, Minimum Lease Revenue	5	5	16	16
KFC Global Division [Member] \| UNITED STATES \| Product [Member]
Revenues	17	17	51	50
KFC Global Division [Member] \| UNITED STATES \| Franchise [Member]
Revenues	40	41	119	119
KFC Global Division [Member] \| UNITED STATES \| Advertising [Member]
Revenues	2	3	7	7
KFC Global Division [Member] \| CHINA \| Franchise [Member]
Revenues	57	52	165	155
KFC Global Division [Member] \| Other, Outside the U.S. and China [Member]
Operating Leases, Income Statement, Minimum Lease Revenue	16	18	50	55
KFC Global Division [Member] \| Other, Outside the U.S. and China [Member] \| Product [Member]
Revenues	118	204	344	657
KFC Global Division [Member] \| Other, Outside the U.S. and China [Member] \| Franchise [Member]
Revenues	226	204	649	592
KFC Global Division [Member] \| Other, Outside the U.S. and China [Member] \| Advertising [Member]
Revenues	$ 128	$ 105	$ 358	$ 307

The total amount of lease revenue recognized for the period for which the lessee was obligated under leasing arrangements regardless of any other events or conditions. This amount excludes contingent revenue and sublease revenue.

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-Publisher FASB
-Name Accounting Standards Codification
-Topic 840
-SubTopic 20
-Section 25
-Paragraph 1
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Amount, excluding tax collected from customer, of revenue from satisfaction of performance obligation by transferring promised good or service to customer. Tax collected from customer is tax assessed by governmental authority that is both imposed on and concurrent with specific revenue-producing transaction, including, but not limited to, sales, use, value added and excise.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 606
-SubTopic 10
-Section 50
-Paragraph 4
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Amount of revenue recognized from goods sold, services rendered, insurance premiums, or other activities that constitute an earning process. Includes, but is not limited to, investment and interest income before deduction of interest expense when recognized as a component of revenue, and sales and trading gain (loss).

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Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
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