Quarterly report pursuant to Section 13 or 15(d)

Debt - Interest Expense (Details)

v3.19.1
Debt - Interest Expense (Details) - USD ($)
$ in Millions
3 Months Ended
Mar. 31, 2019
Mar. 31, 2018
Debt Disclosure [Abstract]    
Total interest cost $ 235 $ 232
Capitalized interest (48) (47)
Total interest expense, net $ 187 $ 185