XML 13 R1.htm IDEA: XBRL DOCUMENT v3.10.0.1
Document and Entity Information - shares
 9 Months Ended
Sep. 30, 2018
Oct. 19, 2018
Entity Information [Line Items]    
Document Period End Date Sep. 30, 2018  
Entity Small Business false  
Entity Emerging Growth Company false  
Entity Registrant Name HALLIBURTON COMPANY  
Entity Central Index Key 0000045012  
Current Fiscal Year End Date --12-31  
Entity Current Reporting Status Yes  
Entity Filer Category Large Accelerated Filer  
Entity Common Stock, Shares Outstanding   876,046,271
Document Fiscal Year Focus 2018  
Document Fiscal Period Focus Q3  
Document Type 10-Q  
Amendment Flag false