Document and Entity Information
Feb. 19, 2020
Cover [Abstract]  
Entity Registrant Name HALLIBURTON CO
Amendment Flag false
Entity Central Index Key 0000045012
Document Type 8-K
Document Period End Date Feb. 19, 2020
Entity Incorporation State Country Code DE
Entity Address, Address Line One 3000 North Sam Houston Parkway East
Entity Address, City or Town Houston
Entity Address, State or Province TX
Entity Address, Postal Zip Code 77032
Entity File Number 001-03492
Entity Tax Identification Number 75-2677995
City Area Code (281)
Local Phone Number 871-2699
Written Communications false
Soliciting Material false
Pre Commencement Tender Offer false
Pre Commencement Issuer Tender Offer false
Security 12b Title Common Stock, par value $2.50 per share
Trading Symbol HAL
Security Exchange Name NYSE
Entity Emerging Growth Company false