Segment Information (Reconciliation to Consolidated Income Statements) (Details) - USD ($) $ in Millions	3 Months Ended				6 Months Ended
	Jun. 30, 2016		Jun. 30, 2015		Jun. 30, 2016		Jun. 30, 2015
Segment Information
Segment operating earnings	$ 1,613		$ 1,447		$ 3,330		$ 3,257
Segment significant benefits / (charges)	74		110		6		108
Non operating pension and other post retirement employee benefit costs	(133)		(87)		(207)		(173)
Net exchange (losses) gains	(15)		11		(136)		90	[1]
Corporate (expenses) income	(113)	[2],[3]	(153)	[4]	160	[2],[3],[5]	(319)	[4]
Interest expense	(93)		(94)	[6]	(185)		(178)
Income from continuing operations before income taxes	1,333		1,234		2,968		2,785
Merger related transaction costs	(76)				(100)
Separation related transaction costs	(13)		(119)		(20)		(200)
Corporate Expenses [Member]
Segment Information
Separation related transaction costs			(5)				(17)
Other Income [Member]
Segment Information
Net exchange (losses) gains	(15)		11		(136)		90	[7]
Foreign currency loss due to devaluation of Ukrainian hryvnia [Member]
Segment Information
Net exchange (losses) gains							$ (40)
Interest expense [Member] | Loss on extinguishment of debt [Member]
Segment Information
Separation related transaction costs			$ (20)
2016 Restructuring Program [Member]
Segment Information
Restructuring reserve, accrual adjustment	90				88
Corporate Expenses [Member] | 2016 Restructuring Program [Member]
Segment Information
Restructuring reserve, accrual adjustment	$ 46				60
Ownership interest in DuPont (Shenzhen) Manufacturing Limited [Member]
Segment Information
Gain on sale of entity					$ 369

[1] Includes a charge of $(40) associated with re-measuring the company's Ukrainian hryvnia net monetary assets in the six months ended June 30, 2015, which was recorded in other income, net in the company's interim Consolidated Income Statements.

[2] Includes a $46 and $60 net benefit recorded in employee separation / asset related charges, net in the three and six months ended June 30, 2016, respectively, associated with the 2016 global cost savings and restructuring plan. See Note 4 for additional information.

[3] Includes transaction costs associated with the planned merger with Dow and related activities of $(76) and $(100) in the three and six months ended June 30, 2016, which were recorded in selling, general and administrative expenses in the company's interim Consolidated Income Statements. See Note 2 for additional information.

[4] Includes transaction costs associated with the separation of the Performance Chemicals segment of $(5) and $(17) in the three and six months ended June 30, 2015, which were recorded in other operating charges in the company's interim Consolidated Income Statements. See Note 3 for additional information.

[5] Includes a gain of $369 associated with the sale of DuPont (Shenzhen) Manufacturing Limited entity, which held certain buildings and other assets. The gain was recorded in other income net, in the company's interim Consolidated Income Statement for the six months ended June 30, 2016. See Note 3 for additional information.

[6] Includes transaction costs of $(20) in the three months ended June 30, 2015, associated with the early retirement of debt exchanged for the notes received from Chemours in May 2015. These costs were recorded in interest expense in the company's interim Consolidated Income Statements. See Note 3 for additional information.

[7] The $90 net exchange gain for the six months ended June 30, 2015, includes a net $(32) pre-tax exchange loss associated with the devaluation of the Ukrainian hryvnia.