Other Items (Tables)

12 Months Ended

Dec. 31, 2016

Other Income and Expenses [Abstract]

Net Interest And Other Financial Income (Costs)

Net interest and other financial income (costs) was:

(In millions)	2016			2015			2014
Interest income	$	6		$	6		$	7
Interest expense(a)	(602		)	(325		)	(229		)
Interest capitalized	64			37			27
Loss on extinguishment of debt	—			(5		)	—
Other financial costs(b)	(24		)	(31		)	(21		)
Net interest and other financial income (costs)	$	(556	)	$	(318	)	$	(216	)

^(a)  2016 and 2015 includes $44 million and $1 million, respectively, for the amortization of the discount related to the difference between the fair value and the principal amount of the assumed MarkWest debt.

^(b)  2015 includes $6 million of transaction costs related to the MarkWest Merger.