Segment Information (Reconciliation to Consolidated Income Statements) (Details) (USD $) In Millions, unless otherwise specified	3 Months Ended			9 Months Ended
	Sep. 30, 2014		Sep. 30, 2013	Sep. 30, 2014		Sep. 30, 2013
Segment Information
Total segment PTOI	$ 923		$ 741	$ 5,126		$ 4,759
Non operating pension and other post retirement employee benefit costs	(30)		(142)	(94)		(415)
Net exchange gains (losses), including affiliates	218		(101)	13		(55)
Corporate expenses	(232)	[1]	(162)	(727)	[1]	(582)
Interest expense	(93)		(108)	(290)		(340)
Income from continuing operations before income taxes	786		228	4,028		3,367
Performance Chemicals [Member]
Segment Information
Separation related transaction costs	$ (61)			$ (112)

[1] Included transaction costs associated with the separation of the Performance Chemicals segment of $61 and $112 in the three and nine months ended September 30, 2014, respectively, which were recorded in other operating charges in the company's interim Consolidated Income Statements.