Inventories (Tables)

9 Months Ended

Sep. 30, 2017

Inventory, Net [Abstract]

Schedule of Inventories

	Successor		Predecessor
(In millions)	September 30, 2017		December 31, 2016
Finished products	$	4,132	$	2,961
Semi-finished products	3,310		1,877
Raw materials	388		292
Stores and supplies	336		398
Total	8,166		5,528
Adjustment of inventories to a last-in, first-out (LIFO) basis	617		(178		)
Total inventories	$	8,783	$	5,350