XML 52 R42.htm IDEA: XBRL DOCUMENT v3.8.0.1
Long-Term Debt - Schedule of Long-Term Debt (Detail) - USD ($)
$ in Millions
Sep. 30, 2017
Dec. 31, 2016
Debt Instrument [Line Items]    
Senior secured debt $ 23,372 $ 21,294
Net debt issuance costs (171) (170)
Total debt (average life of 7.1 years, rates averaging 5.2%) 32,953 31,376
Less amounts due within one year 202 216
Long-term debt 32,751 31,160
Senior Secured Asset-Based Revolving Credit Facility [Member]    
Debt Instrument [Line Items]    
Long-term line of credit 3,570 2,920
Senior Secured Term Loan Facilities [Member]    
Debt Instrument [Line Items]    
Senior secured debt 3,915 3,981
Senior Secured Notes [Member]    
Debt Instrument [Line Items]    
Senior secured debt 15,300 13,800
Other Senior Secured Debt [Member]    
Debt Instrument [Line Items]    
Other senior secured debt 587 593
Senior Unsecured Notes [Member]    
Debt Instrument [Line Items]    
Senior unsecured notes $ 9,752 $ 10,252