Inventories (Tables)

6 Months Ended

Jun. 30, 2018

Inventory Disclosure [Abstract]

Schedule of Inventory, Current [Table Text Block]

	Successor
(In millions)	June 30, 2018		December 31, 2017
Finished products	$	3,645	$	4,500
Semi-finished products	1,300		2,769
Raw materials	520		371
Stores and supplies	306		447
Total	$	5,771	$	8,087
Adjustment of inventories to a last-in, first out (LIFO) basis	532		546
Total inventories	$	6,303	$	8,633