Consolidated Statements of Comprehensive Income (USD $) In Millions, unless otherwise specified	3 Months Ended
	Mar. 31, 2015		Mar. 31, 2014
Net income	$ 1,035		$ 1,445
Cumulative translation adjustment	(1,189)	[1]	(72)	[1]
Additions and revaluations of derivatives designated as cash flow hedges	(22)	[2]	38	[2]
Clearance of hedge results to earnings	7		18
Net revaluation and clearance of cash flow hedges to earnings	(15)		56
Other comprehensive (loss) income, before tax	(929)		96
Income tax expense related to items of other comprehensive income	(86)		(57)
Other comprehensive (loss) income, net of tax	(1,015)		39
Comprehensive income	20		1,484
Less: comprehensive income attributable to noncontrolling interests	4		6
Comprehensive income attributable to DuPont	16		1,478
Pension Plans [Member]
Net (loss) gain	(4)	[2]	1	[2]
Effect of foreign exchange rates	100	[2]	0	[2]
Amortization of prior service (benefit) cost	(2)	[3]	1	[3]
Amortization of loss	209	[3]	149	[3]
Settlement loss	5	[3]	0	[3]
Benefit plans, net	308		151
Other Long-Term Employee Benefit Plans [Member]
Amortization of prior service (benefit) cost	(52)	[3]	(53)	[3]
Amortization of loss	19	[3]	14	[3]
Benefit plans, net	$ (33)		$ (39)

[1] The increase over prior year is primarily driven by the strengthening USD against the Euro and Brazilian real.

[2] These amounts represent changes in accumulated other comprehensive loss excluding changes due to reclassifying amounts to the interim Consolidated Income Statements.

[3] These accumulated other comprehensive loss components are included in the computation of net periodic benefit cost of the company's pension and other long-term employee benefit plans. See Note 12 for additional information.