Document and Entity Information
Document and Entity Information | Apr. 30, 2021 |
Cover [Abstract] | |
Entity Registrant Name | HollyFrontier Corp |
Entity Incorporation State Country Code | TX |
Entity Address, State or Province | TX |
Amendment Flag | false |
Entity Central Index Key | 0000048039 |
Document Type | 8-K |
Document Period End Date | Apr. 30, 2021 |
Entity File Number | 001-03876 |
Entity Tax Identification Number | 75-1056913 |
Entity Address, Address Line One | 2828 N. Harwood |
Entity Address, Address Line Two | Suite 1300 |
Entity Address, City or Town | Dallas |
Entity Address, Postal Zip Code | 75201 |
City Area Code | (214) |
Local Phone Number | 871-3555 |
Written Communications | false |
Soliciting Material | false |
Pre Commencement Tender Offer | false |
Pre Commencement Issuer Tender Offer | false |
Entity Emerging Growth Company | false |