Long-Term Employee Benefits (Tables)

12 Months Ended

Dec. 31, 2016

Defined Benefit Plan Disclosure [Line Items]

Summarized Information on Pension and Other Long-Term Benefits Plans



	Pension Benefits						Other Benefits
Obligations and Funded Status at December 31,	2016			2015			2016			2015
Change in benefit obligation
Benefit obligation at beginning of year	$	26,094		$	29,669		$	2,758		$	2,889
Service cost	174			232			11			15
Interest cost	800			1,084			87			112
Plan participants' contributions	18			19			36			45
Actuarial loss (gain)	460			(1,404		)	153			(4		)
Benefits paid¹	(2,374		)	(1,761		)	(254		)	(282		)
Amendments	—			—			(28		)	—
Effect of foreign exchange rates	(348		)	(456		)	1			(6		)
Acquisitions/divestitures/other activity	7			(52		)	65			—
Spin-off of Chemours	—			(1,237		)	—			(11		)
Benefit obligation at end of year	$	24,831		$	26,094		$	2,829		$	2,758
Change in plan assets
Fair value of plan assets at beginning of year	$	17,497		$	20,446		$	—		$	—
Actual gain on plan assets	1,219			88			—			—
Employer contributions	535			308			218			237
Plan participants' contributions	18			19			36			45
Benefits paid¹	(2,374		)	(1,761		)	(254		)	(282		)
Effect of foreign exchange rates	(239		)	(330		)	—			—
Acquisitions/divestitures/other activity	—			(47		)	—			—
Spin-off of Chemours	—			(1,226		)	—			—
Fair value of plan assets at end of year	$	16,656		$	17,497		$	—		$	—
Funded status
U.S. plan with plan assets	$	(6,391	)	$	(6,662	)	$	—		$	—
Non-U.S. plans with plan assets	(674		)	(748		)	—			—
All other plans²	(1,110		)	(1,187		)	(2,829		)	(2,758		)
Total	$	(8,175	)	$	(8,597	)	$	(2,829	)	$	(2,758	)
Amounts recognized in the Consolidated Balance Sheets consist of:
Other assets	$	3		$	11		$	—		$	—
Other accrued liabilities (Note 12)	(78		)	(130		)	(275		)	(234		)
Other liabilities (Note 14)	(8,100		)	(8,478		)	(2,554		)	(2,524		)
Net amount recognized	$	(8,175	)	$	(8,597	)	$	(2,829	)	$	(2,758	)


^1.	2016 benefits paid includes about $550 of lump sum benefits associated with the limited-time opportunity provided to certain separated, vested participants in the principal U.S. pension plan. See further discussion above.


^2.	Includes pension plans maintained around the world where funding is not customary.

Schedule of Amounts Recognized in Accumulated Other Comprehensive Loss



	Pension Benefits						Other Benefits
December 31,	2016			2015			2016			2015
Net loss	$	(10,280	)	$	(10,803	)	$	(830	)	$	(787	)
Prior service benefit	17			54			281			811
	$	(10,263	)	$	(10,749	)	$	(549	)	$	24

Schedule of Information for Pension Plans with Projected Benefit Obligation in Excess of Plan Assets



Information for pension plans with projected benefit obligation in excess of plan assets	2016		2015
Projected benefit obligation	$	24,779	$	25,769
Accumulated benefit obligation	24,297		24,715
Fair value of plan assets	16,601		17,162

Schedule of Information for Pension Plans with Accumulated Benefit Obligation in Excess of Plan Assets



Information for pension plans with accumulated benefit obligations in excess of plan assets	2016		2015
Projected benefit obligation	$	23,946	$	25,515
Accumulated benefit obligation	23,591		24,508
Fair value of plan assets	15,838		16,930

Schedule of Assumptions Used to Determine Net Periodic Benefit Cost [Text Block]



	Pension Benefits				Other Benefits
Weighted-average assumptions used to determine benefit obligations at December 31,	2016		2015		2016		2015
Discount rate	3.80	%	4.13	%	4.03	%	4.32	%
Rate of compensation increase¹	3.80	%	3.94	%	—	%	—	%


^1.	The rate of compensation increase represents the single annual effective salary increase that an average plan participant would receive during the participant's entire career at the company.

Schedule of Assumed Health Care Cost Trend Rates



Assumed health care cost trend rates at December 31,	2016		2015
Health care cost trend rate assumed for next year	7	%	7	%
Rate to which the cost trend rate is assumed to decline (the ultimate trend rate)	5	%	5	%
Year that the rate reaches the ultimate trend rate	2023		2023

Schedule of a One-Percentage Point Change in Assumed Health Care Cost Trend Rates

Schedule of Weighted Average Target Allocations for Plan Assets



Target allocation for plan assets at December 31,	2016		2015
U.S. equity securities	27	%	29	%
Non-U.S. equity securities	24		22
Fixed income securities	33		32
Hedge funds	2		2
Private market securities	8		9
Real estate	4		3
Cash and cash equivalents	2		3
Total	100	%	100	%

Schedule of Fair Value of Plan Assets Held in Level 3



	Level 3 Assets
	Total			U.S. Equity Securities			Non-U.S. Equity Securities			Debt- Corporate Issued			Debt- Asset- Backed			Private Market Securities			Real Estate
Beginning balance at December 31, 2014	$	286		$	29		$	4		$	15		$	1		$	37		$	200
Realized (loss) gain	(32		)	(14		)	—			(18		)	—			—			—
Change in unrealized (loss) gain	(11		)	5			(3		)	15			—			(5		)	(23		)
Purchases, sales and settlements, net	(18		)	—			—			10			—			5			(33		)
Transfers in (out) of Level 3	13			—			1			12			—			—			—
Ending balance at December 31, 2015	$	238		$	20		$	2		$	34		$	1		$	37		$	144
Realized (loss) gain	(28		)	(3		)	—			(25		)	—			—			—
Change in unrealized (loss) gain	19			1			(1		)	27			—			2			(10		)
Purchases, sales and settlements, net	(37		)	—			—			(3		)	(1		)	3			(36		)
Transfers in (out) of Level 3	6			—			—			6			—			—			—
Ending balance at December 31, 2016	$	198		$	18		$	1		$	39		$	—		$	42		$	98

NAV as Practical Expedient [Table Text Block]



	2016				2015
	Fair Value		Unfunded Commitments		Fair Value		Unfunded Commitments		Redemption Frequency	Redemption Notice Period Range
Debt - government issued	$	—	$	—	$	8	$	—	Monthly	3 days
Debt - corporate issued	—		—		6		—		Monthly	3 days
Hedge funds¹	434		—		429		—		Monthly, Quarterly	Ranges from 3-45 days monthly, 3-90 days quarterly
Private market securities ²	1,416		693		1,553		632		Not applicable	Not applicable
Real estate funds ²	444		244		457		361		Not applicable	Not applicable
Total	$	2,294	$	937	$	2,453	$	993

Schedule of Estimated Future Benefit Payments



	Pension Benefits		Other Benefits
2017	$	1,622	$	275
2018	1,601		233
2019	1,589		226
2020	1,575		217
2021	1,567		210
Years 2022-2026	7,596		931

Schedule of Assumptions Used to Determine Net Periodic Benefit Cost [Text Block]



	Pension Benefits						Other Benefits
Weighted-average assumptions used to determine net periodic benefit cost for the years ended December 31,	2016		2015		2014		2016		2015		2014
Discount rate	3.77	%	3.93	%	4.55	%	3.87	%	4.13	%	4.60	%
Expected return on plan assets	7.74	%	8.10	%	8.35	%	—	%	—	%	—	%
Rate of compensation increase	3.96	%	4.01	%	4.22	%	—	%	—	%	—	%

ScheduleOfFairValueOfPlanAssetsTable [Table Text Block]



	Fair Value Measurements at December 31, 2016
Asset Category	Total			Level 1		Level 2			Level 3
Cash and cash equivalents	$	1,505		$	1,480	$	25		$	—
U.S. equity securities¹	4,071			4,033		20			18
Non-U.S. equity securities	3,278			3,126		151			1
Debt – government-issued	2,067			864		1,203			—
Debt – corporate-issued	2,475			273		2,163			39
Debt – asset-backed	721			39		682			—
Hedge funds	1			—		1			—
Private market securities	67			—		25			42
Real estate	275			175		2			98
Derivatives – asset position	53			7		46			—
Derivatives – liability position	(47		)	—		(47		)	—
Other	4			—		4			—
Subtotal	$	14,470		$	9,997	$	4,275		$	198
Investments measured at net asset value
Hedge funds	434
Private market securities	1,416
Real estate funds	444
Total investments measured at net asset value	$	2,294
Other items to reconcile to fair value of plan assets
Pension trust receivables²	264
Pension trust payables³	(372		)
Total	$	16,656


^1.	The company's pension plans directly held $732 (4 percent of total plan assets) of DuPont common stock at December 31, 2016.


^2.	Primarily receivables for investment securities sold.


^3.	Primarily payables for investment securities purchased.



	Fair Value Measurements at December 31, 2015
Asset Category	Total			Level 1		Level 2			Level 3
Cash and cash equivalents	$	1,962		$	1,961	$	1		$	—
U.S. equity securities¹	3,873			3,843		10			20
Non-U.S. equity securities	3,597			3,480		115			2
Debt – government-issued	2,028			852		1,176			—
Debt – corporate-issued	2,374			291		2,049			34
Debt – asset-backed	831			44		786			1
Hedge funds	1			—		1			—
Private market securities	54			—		17			37
Real estate	246			98		4			144
Derivatives – asset position	58			10		48			—
Derivatives – liability position	(59		)	1		(60		)	—
Subtotal	$	14,965		$	10,580	$	4,147		$	238
Investments measured at net asset value
Debt - government issued	$	8
Debt - corporate issued	6
Hedge funds	429
Private market securities	1,553
Real estate funds	457
Total investments measured at net asset value	$	2,453
Other items to reconcile to fair value of plan assets
Pension trust receivables²	783
Pension trust payables³	(704		)
Total	$	17,497


^1.	The company's pension plans directly held $664 (4 percent of total plan assets) of DuPont common stock at December 31, 2015.


^2.	Primarily receivables for investment securities sold.


^3.	Primarily payables for investment securities purchased.

Pension Plan [Member]

Defined Benefit Plan Disclosure [Line Items]

Schedule of Net Benefit Costs and Other Comprehensive Income Tables [Table Text Block]



	Pension Benefits
Components of net periodic benefit cost (credit) and amounts recognized in other comprehensive loss	2016			2015			2014
Net periodic benefit cost
Service cost	$	174		$	232		$	241
Interest cost	800			1,084			1,162
Expected return on plan assets	(1,320		)	(1,554		)	(1,611		)
Amortization of loss	822			768			601
Amortization of prior service (benefit) cost	(6		)	(9		)	2
Curtailment loss (gain)	40			(6		)	4
Settlement loss	62			76			7
Net periodic benefit cost - Total	$	572		$	591		$	406
Less: Discontinued operations	(5		)	(5		)	40
Net period benefit cost - Continuing operations	$	577		$	596		$	366
Changes in plan assets and benefit obligations recognized in other comprehensive loss
Net loss	$	570		$	57		$	4,131
Amortization of loss	(822		)	(768		)	(601		)
Prior service benefit	—			—			(44		)
Amortization of prior service benefit (cost)	6			9			(2		)
Curtailment (loss) gain	(40		)	6			(4		)
Settlement loss	(62		)	(76		)	(7		)
Effect of foreign exchange rates	(138		)	(119		)	—
Spin-off of Chemours	—			(382		)	—
Total (benefit) loss recognized in other comprehensive loss	$	(486	)	$	(1,273	)	$	3,473
Noncontrolling interest	—			—			1
Total (benefit) loss recognized in other comprehensive loss, attributable to DuPont	$	(486	)	$	(1,273	)	$	3,474
Total recognized in net periodic benefit cost and other comprehensive loss	$	86		$	(682	)	$	3,880

Other Post Employment Benefit Plans [Member]

Defined Benefit Plan Disclosure [Line Items]

Schedule of Net Benefit Costs and Other Comprehensive Income Tables [Table Text Block]



	Other Benefits
Components of net periodic benefit cost (credit) and amounts recognized in other comprehensive loss	2016			2015			2014
Net periodic benefit cost
Service cost	$	11		$	15		$	17
Interest cost	87			112			121
Amortization of loss	78			78			57
Amortization of prior service benefit	(134		)	(182		)	(214		)
Curtailment gain	(392		)	(274		)	—
Net periodic benefit credit - Total	$	(350	)	$	(251	)	$	(19	)
Less: Discontinued operations	—			(272		)	3
Net periodic benefit (credit) cost - Continuing operations	$	(350	)	$	21		$	(22	)
Changes in plan assets and benefit obligations recognized in other comprehensive loss
Net loss (gain)	$	153		$	(4	)	$	280
Amortization of loss	(78		)	(78		)	(57		)
Prior service benefit	(28		)	—			(50		)
Amortization of prior service benefit	134			182			214
Curtailment gain	392			274			—
Effect of foreign exchange rates	—			1			—
Total loss recognized in other comprehensive loss, attributable to DuPont	$	573		$	375		$	387
Total recognized in net periodic benefit cost and other comprehensive loss	$	223		$	124		$	368

1-Percentage
Point Increase

1-Percentage
Point Decrease

Increase (decrease) on total of service and interest cost

Increase (decrease) on post-retirement benefit obligation