Document and Entity Information (USD $)	6 Months Ended
	Jun. 15, 2013	Jul. 10, 2013	Jun. 16, 2012
Document And Entity Information [Abstract]
Entity Registrant Name	YUM BRANDS INC
Entity Central Index Key	0001041061
Current Fiscal Year End Date	--12-28
Entity Well-known Seasoned Issuer	Yes
Entity Voluntary Filers	No
Entity Current Reporting Status	Yes
Entity Filer Category	Large Accelerated Filer
Entity Public Float			$ 29,700,000,000
Entity Common Stock, Shares Outstanding		446,225,089
Document Fiscal Year Focus	2013
Document Fiscal Period Focus	Q2
Document Type	10-Q
Amendment Flag	false
Document Period End Date	Jun. 15, 2013