Quarterly report pursuant to Section 13 or 15(d)

Debt - Interest Expense (Details)

v3.7.0.1
Debt - Interest Expense (Details) - USD ($)
$ in Millions
3 Months Ended
Mar. 31, 2017
Mar. 31, 2016
Debt Disclosure [Abstract]    
Total interest cost $ 211 $ 192
Capitalized interest (81) (149)
Total interest expense, net $ 130 $ 43