| Cover page Document | Oct. 09, 2020 |
| Cover [Abstract] | |
| Entity Central Index Key | 0001041061 |
| Title of 12(b) Security | Common Stock, no par value |
| Entity Incorporation, State or Country Code | NC |
| Entity Registrant Name | YUM! BRANDS, INC. |
| Entity File Number | 1-13163 |
| Entity Tax Identification Number | 13-3951308 |
| 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 |
| Written Communications | false |
| Soliciting Material | false |
| Pre-commencement Tender Offer | false |
| Pre-commencement Issuer Tender Offer | false |
| Trading Symbol | YUM |
| Security Exchange Name | NYSE |
| Entity Emerging Growth Company | false |
| Amendment Flag | false |
| Document Type | 8-K/A |
| Document Period End Date | Oct. 9, 2020 |
