Segment Information Level 4 (Details) - EBITDA by Segment - USD ($) $ in Millions	3 Months Ended		9 Months Ended
	Sep. 30, 2016	Sep. 30, 2015	Sep. 30, 2016	Sep. 30, 2015
Segment Reporting Information [Line Items]
Segment EBITDA [Line Items]	$ 112	$ 133	$ 364	$ 393
Epoxy, Phenolic and Coating Resins [Member]
Segment Reporting Information [Line Items]
Segment EBITDA [Line Items]	64	92	230	265
Forest Products Resins [Member]
Segment Reporting Information [Line Items]
Segment EBITDA [Line Items]	65	59	184	182
Corporate and Other [Member]
Segment Reporting Information [Line Items]
Segment EBITDA [Line Items]	$ (17)	$ (18)	$ (50)	$ (54)