Document and Entity Information - shares	9 Months Ended
	Sep. 30, 2020	Jul. 29, 2020
Cover [Abstract]
Document Quarterly Report	true
Entity Incorporation, State or Country Code	NC
Entity Tax Identification Number	13-3951308
Trading Symbol	YUM
Security Exchange Name	NYSE
Entity Address, Address Line One	1441 Gardiner Lane,
Entity Address, City or Town	Louisville,
Entity Address, State or Province	KY
Entity Address, Postal Zip Code	40213
City Area Code	(502)
Local Phone Number	874-8300
Document Transition Report	false
Entity Emerging Growth Company	false
Entity Small Business	false
Entity Registrant Name	YUM! BRANDS, INC.
Entity Central Index Key	0001041061
Current Fiscal Year End Date	--12-31
Entity Current Reporting Status	Yes
Entity Filer Category	Large Accelerated Filer
Entity Common Stock, Shares Outstanding	Common Stock, no par value
Document Fiscal Year Focus	2020
Document Fiscal Period Focus	Q3
Document Type	10-Q
Amendment Flag	false
Document Period End Date	Sep. 30, 2020
Entity File Number	1-13163
Entity Interactive Data Current	Yes
Entity Shell Company	false
Entity Common Stock, Shares Outstanding		301,668,133