Condensed Consolidated Statements of Operations - USD ($) $ in Millions	3 Months Ended		6 Months Ended		12 Months Ended
	Jun. 30, 2019	Jun. 30, 2018	Jun. 30, 2019	Jun. 30, 2018	Dec. 31, 2018
Net sales	$ 892	$ 995	$ 1,778	$ 1,941
Cost of sales	757	829	1,507	1,618
Gross profit	135	166	271	323
Selling, general and administrative expense	61	77	152	159
Gain on disposition	0	0	0	(44)
Asset impairments	0	0	0	25
Business realignment costs	11	5	15	14
Other operating expense, net	8	11	16	20
Operating income	55	73	88	149
Interest expense, net (contractual interest expense of $83 and $163 for the three and six months ended June 30, 2019, respectively)	9	84	89	167
Other non-operating (income) expense, net	(10)	8	(11)	7
Reorganization Items	156	0	156	0
Loss before income tax and earnings from unconsolidated entities	(100)	(19)	(146)	(25)
Income tax expense	8	3	15	11	$ 40
Loss before earnings from unconsolidated entities	(108)	(22)	(161)	(36)
Earnings from unconsolidated entities, net of taxes	1	1	2	2
Net loss	(107)	(21)	(159)	(34)
Net income attributable to noncontrolling interest	(1)	(1)	(1)	(1)
Net loss attributable to Hexion Inc.	$ (108)	$ (22)	$ (160)	$ (35)