Consolidated Statements of Comprehensive Income - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2016	Dec. 31, 2015	Dec. 31, 2014
Net income	$ 2,525	$ 1,959	$ 3,636
Cumulative translation adjustment	(510)	(1,605)	(876)
Net change in unrealized gains (losses) on securities	20	(19)	0
Other Comprehensive Income (Loss), Derivatives Qualifying as Hedges, Net of Tax	31	(18)	42
Other comprehensive loss	(515)	(1,308)	(3,265)
Total other comprehensive income	2,010	651	371
Less: Comprehensive income attributable to noncontrolling interests, net of tax	12	6	12
Comprehensive income attributable to DuPont	1,998	645	359
Other Post Employment Benefit Plans [Member]
Other Comprehensive (Income) Loss, Pension and Other Postretirement Benefit Plans, Adjustment, Net of Tax	(379)	(240)	(232)
Pension Plan [Member]
Other Comprehensive (Income) Loss, Pension and Other Postretirement Benefit Plans, Adjustment, Net of Tax	$ 323	$ 574	$ (2,199)