XML 80 R66.htm IDEA: XBRL DOCUMENT v3.3.0.814
Accounts Receivable (Schedule Of Components Of Accounts Receivable) (Details) - USD ($)
$ in Millions
Sep. 30, 2015
Dec. 31, 2014
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Joint interest billings $ 215 $ 475
Other 17 71
Gross accounts receivable 1,332 1,975
Allowance for doubtful accounts (14) (16)
Net accounts receivable 1,318 1,959
Oil, Gas And NGL Sales [Member]    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Gross accounts receivable 463 723
Marketing And Midstream Revenues [Member]    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Gross accounts receivable $ 637 $ 706