Employee Separation / Asset Related Charges, Net (2016 Restructuring Program schedule )(Details) - 2016 Restructuring Program [Member] - USD ($) $ in Millions		3 Months Ended	6 Months Ended
		Jun. 30, 2016	Jun. 30, 2016	Dec. 31, 2015
Restructuring Cost and Reserve [Line Items]
Restructuring reserve		$ 278	$ 278	$ 680
Restructuring reserve, payments			(280)
Restructuring reserve, net translation adjustment			3
Restructuring reserve, accrual adjustment		(90)	(88)
Restructuring reserve, asset write-offs			(37)
Severance and Related Benefit Costs [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring reserve		261	261	648
Restructuring reserve, payments			(256)
Restructuring reserve, net translation adjustment			3
Restructuring reserve, accrual adjustment			(134)
Restructuring reserve, asset write-offs			0
Asset Related Charges [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring reserve		0	0	0
Restructuring reserve, payments			0
Restructuring reserve, net translation adjustment			0
Restructuring reserve, accrual adjustment			37
Restructuring reserve, asset write-offs			(37)
Other Non-Personnel Charges [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring reserve	[1]	17	17	$ 32
Restructuring reserve, payments	[1]		(24)
Restructuring reserve, net translation adjustment	[1]		0
Restructuring reserve, accrual adjustment	[1]		9
Restructuring reserve, asset write-offs	[1]		0
Agriculture [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring reserve, accrual adjustment		(5)	16
Electronics & Communications [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring reserve, accrual adjustment		(8)	(15)
Industrial Biosciences [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring reserve, accrual adjustment		(3)	(4)
Nutrition & Health [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring reserve, accrual adjustment		(12)	(13)
Performance Materials [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring reserve, accrual adjustment		(9)	(5)
Protection Solutions [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring reserve, accrual adjustment		(7)	(10)
Other Segment [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring reserve, accrual adjustment		0	3
Corporate Expenses [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring reserve, accrual adjustment		$ (46)	$ (60)

[1] Other non-personnel charges consist of contractual obligation costs.