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Component: (Network and Table)
Network
2418402 - Disclosure - Concentration of Risk (Details)
(http://www.nobleenergyinc.com/role/ConcentrationOfRiskDetails)
TableConcentration Risk [Table]
Slicers (applies to each fact value in each table cell)
Reporting Entity [Axis]0000072207 (http://www.sec.gov/CIK)
Concentration Risk [Line Items]Period [Axis]
2013-01-01 - 2013-12-31
2012-12-31
2011-12-31
Concentration Risk Type [Axis]Concentration Risk Type [Axis]Concentration Risk Type [Axis]
Customer Concentration Risk Glencore Energy [Member]Customer Concentration Risk Shell US Company [Member]Concentration Risk Type [Domain]Customer Concentration Risk Glencore Energy [Member]Customer Concentration Risk Shell US Company [Member]Customer Concentration Risk Glencore Energy [Member]Customer Concentration Risk Shell US Company [Member]
Percentage of crude oil sales (in hundredths)
.34  
.17 1
 
.39  
.17 1
.24  
.17 1
Percentage of total oil, gas & NGL sales (in hundredths)
.25  
.13 1
 
.31  
.14 1
.16  
.12 1
Concentration of credit risk [Abstract]
 
 
 
 
 
 
 
Short term deposits original maturities at time of purchase, description
 
 
three months or less 
 
 
 
 
Accounts receivables, majority of accounts payment terms, description
 
 
30 days or less 
 
 
 
 
1: Includes sales to both Shell Trading (US) Company and Shell International Trading and Shipping Limited.