Segment Information Level 4 (Details) - Revenues 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]
Net Sales to Unaffiliated Customers	$ 819	$ 1,065		$ 2,680	$ 3,231
Epoxy, Phenolic and Coating Resins [Member]
Segment Reporting Information [Line Items]
Net Sales to Unaffiliated Customers	476	669	[1]	1,664	2,026	[1]
Forest Products Resins [Member]
Segment Reporting Information [Line Items]
Net Sales to Unaffiliated Customers	$ 343	$ 396	[1]	$ 1,016	$ 1,205	[1]

[1] Intersegment sales are not significant and, as such, are eliminated within the selling segment.