v3.19.3
Document and Entity Information
Oct. 02, 2019
Cover [Abstract]  
Entity Registrant Name HollyFrontier Corp
Amendment Flag false
Entity Central Index Key 0000048039
Document Type 8-K
Document Period End Date Oct. 02, 2019
Entity Incorporation State Country Code DE
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, State or Province TX
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
Security 12b Title Common Stock, $0.01 par value
Trading Symbol HFC
Security Exchange Name NYSE
Entity Emerging Growth Company false