Document and Entity Information Document and Entity Information |
Jun. 01, 2021 |
May 12, 2021 |
|---|---|---|
| Document and Entity Information [Abstract] | ||
| Document Type | 8-K | |
| Document Period End Date | Jun. 01, 2021 | |
| Entity Registrant Name | Phillips 66 | |
| Entity Incorporation, State or Country Code | DE | |
| Entity File Number | 001-35349 | |
| Entity Tax Identification Number | 45-3779385 | |
| Entity Address, Address Line One | 2331 CityWest Boulevard | |
| Entity Address, City or Town | Houston | |
| Entity Address, State or Province | TX | |
| Entity Address, Postal Zip Code | 77042 | |
| City Area Code | 281 | |
| Local Phone Number | 293-6600 | |
| Written Communications | false | |
| Soliciting Material | false | |
| Pre-commencement Tender Offer | false | |
| Pre-commencement Issuer Tender Offer | false | |
| Title of 12(b) Security | Common stock, $0.01 par value | |
| Trading Symbol | PSX | |
| Security Exchange Name | NYSE | |
| Entity Emerging Growth Company | false | |
| Entity Central Index Key | 0001534701 | |
| Amendment Flag | false |