v3.6.0.2
Document And Entity Information - USD ($)
$ in Billions
12 Months Ended
Dec. 31, 2016
Jun. 30, 2016
Document Information [Line Items]    
Entity Registrant Name NOBLE ENERGY INC  
Entity Central Index Key 0000072207  
Current Fiscal Year End Date --12-31  
Entity Well-known Seasoned Issuer Yes  
Entity Voluntary Filers No  
Entity Current Reporting Status Yes  
Entity Filer Category Large Accelerated Filer  
Entity Public Float   $ 15.4
Entity Common Stock, Shares Outstanding 430,524,340  
Document Fiscal Year Focus 2016  
Document Fiscal Period Focus FY  
Document Type 10-K  
Amendment Flag false  
Document Period End Date Dec. 31, 2016