Net Interest and Other Financial Costs

12 Months Ended

Dec. 31, 2018

Other Income and Expenses [Abstract]

Net Interest and Other Financial Costs

NET INTEREST AND OTHER FINANCIAL COSTS

Net interest and other financial costs was:

(In millions)	2018			2017			2016
Interest income	$	(87	)	$	(27	)	$	(6	)
Interest expense	1,026			688			602
Interest capitalized	(80		)	(63		)	(64		)
Pension and other postretirement non-service costs(a)	53			49			8
Loss on extinguishment of debt	64			—			—
Other financial costs	27			27			24
Net interest and other financial costs	$	1,003		$	674		$	564

^(a)  See Note 22.