Investments In and Advances To Affiliates (Tables)

6 Months Ended

Jun. 30, 2018

Investments in and Advances to Affiliates, Schedule of Investments [Abstract]

Investments In and Advances to Affiliates 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):

	Six Months Ended June 30,
50%-or-less-Owned Affiliates	2018		2017
Revenue	$	485	$	341
Operating margin	78		65
Net income	31		23