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Investment In and Advances To Affiliates
3 Months Ended
Mar. 31, 2019
Investments in and Advances to Affiliates, Schedule of Investments [Abstract]  
INVESTMENTS IN AND ADVANCES TO AFFILIATES INVESTMENTS IN AND ADVANCES TO AFFILIATES
Summarized Financial Information — The following table summarizes financial information of the Company’s 50%-or-less-owned affiliates that are accounted for using the equity method (in millions):
 
Three Months Ended March 31,
50%-or-less-Owned Affiliates
2019
 
2018
Revenue
$
214

 
$
206

Operating margin
11

 
28

Net income (loss)
(21
)
 
12