XML 137 R95.htm IDEA: XBRL DOCUMENT
v2.4.1.9

Long-Term Employee Benefits (Summarized Information on Pension and Other Long-Term Benefits Plans) (Details) (USD $) In Millions, unless otherwise specified | 12 Months Ended
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Dec. 31, 2014 | Dec. 31, 2013
Defined Benefit Plan, Change in Benefit Obligation [Roll Forward] |  |  |  |
Fair value of plan assets at end of year | $ 20,446 us-gaap_DefinedBenefitPlanFairValueOfPlanAssets |  | $ 20,614 us-gaap_DefinedBenefitPlanFairValueOfPlanAssets |
Pension Plan [Member] |  |  |  |
Defined Benefit Plan, Change in Benefit Obligation [Roll Forward] |  |  |  |
Funded status of plan | (9,223)us-gaap_DefinedBenefitPlanFundedStatusOfPlan / dd_PostretirementBenefitsTypeofDeferredCompensationAxis = us-gaap_PensionPlansDefinedBenefitMember |  | (5,675)us-gaap_DefinedBenefitPlanFundedStatusOfPlan / dd_PostretirementBenefitsTypeofDeferredCompensationAxis = us-gaap_PensionPlansDefinedBenefitMember |
Other liabilities (Note 14) | (9,167)us-gaap_PensionAndOtherPostretirementDefinedBenefitPlansLiabilitiesNoncurrent / dd_PostretirementBenefitsTypeofDeferredCompensationAxis = us-gaap_PensionPlansDefinedBenefitMember |  | (5,575)us-gaap_PensionAndOtherPostretirementDefinedBenefitPlansLiabilitiesNoncurrent / dd_PostretirementBenefitsTypeofDeferredCompensationAxis = us-gaap_PensionPlansDefinedBenefitMember |
Net amount recognized | (9,223)us-gaap_DefinedBenefitPlanAmountsRecognizedInBalanceSheet / dd_PostretirementBenefitsTypeofDeferredCompensationAxis = us-gaap_PensionPlansDefinedBenefitMember |  | (5,675)us-gaap_DefinedBenefitPlanAmountsRecognizedInBalanceSheet / dd_PostretirementBenefitsTypeofDeferredCompensationAxis = us-gaap_PensionPlansDefinedBenefitMember |
Pension Plan [Member] | Change In Benefit Obligation [Member] |  |  |  |
Defined Benefit Plan, Change in Benefit Obligation [Roll Forward] |  |  |  |
Benefit obligation at beginning of year | 26,289 us-gaap_DefinedBenefitPlanBenefitObligation / us-gaap_DefinedBenefitPlansDisclosuresDefinedBenefitPlansAxis = dd_ChangeInBenefitObligationMember / dd_PostretirementBenefitsTypeofDeferredCompensationAxis = us-gaap_PensionPlansDefinedBenefitMember |  | 29,179 us-gaap_DefinedBenefitPlanBenefitObligation / us-gaap_DefinedBenefitPlansDisclosuresDefinedBenefitPlansAxis = dd_ChangeInBenefitObligationMember / dd_PostretirementBenefitsTypeofDeferredCompensationAxis = us-gaap_PensionPlansDefinedBenefitMember |
Service cost | 241 us-gaap_DefinedBenefitPlanServiceCost / us-gaap_DefinedBenefitPlansDisclosuresDefinedBenefitPlansAxis = dd_ChangeInBenefitObligationMember / dd_PostretirementBenefitsTypeofDeferredCompensationAxis = us-gaap_PensionPlansDefinedBenefitMember |  | 271 us-gaap_DefinedBenefitPlanServiceCost / us-gaap_DefinedBenefitPlansDisclosuresDefinedBenefitPlansAxis = dd_ChangeInBenefitObligationMember / dd_PostretirementBenefitsTypeofDeferredCompensationAxis = us-gaap_PensionPlansDefinedBenefitMember |
Interest cost | 1,162 us-gaap_DefinedBenefitPlanInterestCost / us-gaap_DefinedBenefitPlansDisclosuresDefinedBenefitPlansAxis = dd_ChangeInBenefitObligationMember / dd_PostretirementBenefitsTypeofDeferredCompensationAxis = us-gaap_PensionPlansDefinedBenefitMember |  | 1,088 us-gaap_DefinedBenefitPlanInterestCost / us-gaap_DefinedBenefitPlansDisclosuresDefinedBenefitPlansAxis = dd_ChangeInBenefitObligationMember / dd_PostretirementBenefitsTypeofDeferredCompensationAxis = us-gaap_PensionPlansDefinedBenefitMember |
Plan participants' contributions | 21 us-gaap_DefinedBenefitPlanContributionsByPlanParticipants / us-gaap_DefinedBenefitPlansDisclosuresDefinedBenefitPlansAxis = dd_ChangeInBenefitObligationMember / dd_PostretirementBenefitsTypeofDeferredCompensationAxis = us-gaap_PensionPlansDefinedBenefitMember |  | 23 us-gaap_DefinedBenefitPlanContributionsByPlanParticipants / us-gaap_DefinedBenefitPlansDisclosuresDefinedBenefitPlansAxis = dd_ChangeInBenefitObligationMember / dd_PostretirementBenefitsTypeofDeferredCompensationAxis = us-gaap_PensionPlansDefinedBenefitMember |
Actuarial loss (gain) | 3,672 us-gaap_DefinedBenefitPlanActuarialGainLoss / us-gaap_DefinedBenefitPlansDisclosuresDefinedBenefitPlansAxis = dd_ChangeInBenefitObligationMember / dd_PostretirementBenefitsTypeofDeferredCompensationAxis = us-gaap_PensionPlansDefinedBenefitMember |  | (2,104)us-gaap_DefinedBenefitPlanActuarialGainLoss / us-gaap_DefinedBenefitPlansDisclosuresDefinedBenefitPlansAxis = dd_ChangeInBenefitObligationMember / dd_PostretirementBenefitsTypeofDeferredCompensationAxis = us-gaap_PensionPlansDefinedBenefitMember |
Benefits paid | (1,651)us-gaap_DefinedBenefitPlanBenefitsPaid / us-gaap_DefinedBenefitPlansDisclosuresDefinedBenefitPlansAxis = dd_ChangeInBenefitObligationMember / dd_PostretirementBenefitsTypeofDeferredCompensationAxis = us-gaap_PensionPlansDefinedBenefitMember |  | (1,626)us-gaap_DefinedBenefitPlanBenefitsPaid / us-gaap_DefinedBenefitPlansDisclosuresDefinedBenefitPlansAxis = dd_ChangeInBenefitObligationMember / dd_PostretirementBenefitsTypeofDeferredCompensationAxis = us-gaap_PensionPlansDefinedBenefitMember |
Amendments | (44)us-gaap_DefinedBenefitPlanPlanAmendments / us-gaap_DefinedBenefitPlansDisclosuresDefinedBenefitPlansAxis = dd_ChangeInBenefitObligationMember / dd_PostretirementBenefitsTypeofDeferredCompensationAxis = us-gaap_PensionPlansDefinedBenefitMember |  | (62)us-gaap_DefinedBenefitPlanPlanAmendments / us-gaap_DefinedBenefitPlansDisclosuresDefinedBenefitPlansAxis = dd_ChangeInBenefitObligationMember / dd_PostretirementBenefitsTypeofDeferredCompensationAxis = us-gaap_PensionPlansDefinedBenefitMember |
Net effects of acquisitions/divestitures | (21)us-gaap_DefinedBenefitPlanBusinessCombinationsAndAcquisitionsBenefitObligation / us-gaap_DefinedBenefitPlansDisclosuresDefinedBenefitPlansAxis = dd_ChangeInBenefitObligationMember / dd_PostretirementBenefitsTypeofDeferredCompensationAxis = us-gaap_PensionPlansDefinedBenefitMember |  | (480)us-gaap_DefinedBenefitPlanBusinessCombinationsAndAcquisitionsBenefitObligation / us-gaap_DefinedBenefitPlansDisclosuresDefinedBenefitPlansAxis = dd_ChangeInBenefitObligationMember / dd_PostretirementBenefitsTypeofDeferredCompensationAxis = us-gaap_PensionPlansDefinedBenefitMember |
Benefit obligation at end of year | 29,669 us-gaap_DefinedBenefitPlanBenefitObligation / us-gaap_DefinedBenefitPlansDisclosuresDefinedBenefitPlansAxis = dd_ChangeInBenefitObligationMember / dd_PostretirementBenefitsTypeofDeferredCompensationAxis = us-gaap_PensionPlansDefinedBenefitMember |  | 26,289 us-gaap_DefinedBenefitPlanBenefitObligation / us-gaap_DefinedBenefitPlansDisclosuresDefinedBenefitPlansAxis = dd_ChangeInBenefitObligationMember / dd_PostretirementBenefitsTypeofDeferredCompensationAxis = us-gaap_PensionPlansDefinedBenefitMember |
Pension Plan [Member] | Change In Plan Assets [Member] |  |  |  |
Defined Benefit Plan, Change in Benefit Obligation [Roll Forward] |  |  |  |
Plan participants' contributions | 21 us-gaap_DefinedBenefitPlanContributionsByPlanParticipants / us-gaap_DefinedBenefitPlansDisclosuresDefinedBenefitPlansAxis = dd_ChangeInPlanAssetsMember / dd_PostretirementBenefitsTypeofDeferredCompensationAxis = us-gaap_PensionPlansDefinedBenefitMember |  | 23 us-gaap_DefinedBenefitPlanContributionsByPlanParticipants / us-gaap_DefinedBenefitPlansDisclosuresDefinedBenefitPlansAxis = dd_ChangeInPlanAssetsMember / dd_PostretirementBenefitsTypeofDeferredCompensationAxis = us-gaap_PensionPlansDefinedBenefitMember |
Benefits paid | (1,651)us-gaap_DefinedBenefitPlanBenefitsPaid / us-gaap_DefinedBenefitPlansDisclosuresDefinedBenefitPlansAxis = dd_ChangeInPlanAssetsMember / dd_PostretirementBenefitsTypeofDeferredCompensationAxis = us-gaap_PensionPlansDefinedBenefitMember |  | (1,626)us-gaap_DefinedBenefitPlanBenefitsPaid / us-gaap_DefinedBenefitPlansDisclosuresDefinedBenefitPlansAxis = dd_ChangeInPlanAssetsMember / dd_PostretirementBenefitsTypeofDeferredCompensationAxis = us-gaap_PensionPlansDefinedBenefitMember |
Net effects of acquisitions/divestitures | (12)us-gaap_DefinedBenefitPlanBusinessCombinationsAndAcquisitionsBenefitObligation / us-gaap_DefinedBenefitPlansDisclosuresDefinedBenefitPlansAxis = dd_ChangeInPlanAssetsMember / dd_PostretirementBenefitsTypeofDeferredCompensationAxis = us-gaap_PensionPlansDefinedBenefitMember |  | (209)us-gaap_DefinedBenefitPlanBusinessCombinationsAndAcquisitionsBenefitObligation / us-gaap_DefinedBenefitPlansDisclosuresDefinedBenefitPlansAxis = dd_ChangeInPlanAssetsMember / dd_PostretirementBenefitsTypeofDeferredCompensationAxis = us-gaap_PensionPlansDefinedBenefitMember |
Fair value of plan assets at beginning of year | 20,614 us-gaap_DefinedBenefitPlanFairValueOfPlanAssets / us-gaap_DefinedBenefitPlansDisclosuresDefinedBenefitPlansAxis = dd_ChangeInPlanAssetsMember / dd_PostretirementBenefitsTypeofDeferredCompensationAxis = us-gaap_PensionPlansDefinedBenefitMember |  | 19,399 us-gaap_DefinedBenefitPlanFairValueOfPlanAssets / us-gaap_DefinedBenefitPlansDisclosuresDefinedBenefitPlansAxis = dd_ChangeInPlanAssetsMember / dd_PostretirementBenefitsTypeofDeferredCompensationAxis = us-gaap_PensionPlansDefinedBenefitMember |
Actual gain on plan assets | 1,163 us-gaap_DefinedBenefitPlanActualReturnOnPlanAssets / us-gaap_DefinedBenefitPlansDisclosuresDefinedBenefitPlansAxis = dd_ChangeInPlanAssetsMember / dd_PostretirementBenefitsTypeofDeferredCompensationAxis = us-gaap_PensionPlansDefinedBenefitMember |  | 2,714 us-gaap_DefinedBenefitPlanActualReturnOnPlanAssets / us-gaap_DefinedBenefitPlansDisclosuresDefinedBenefitPlansAxis = dd_ChangeInPlanAssetsMember / dd_PostretirementBenefitsTypeofDeferredCompensationAxis = us-gaap_PensionPlansDefinedBenefitMember |
Employer contributions | 311 us-gaap_DefinedBenefitPlanContributionsByEmployer / us-gaap_DefinedBenefitPlansDisclosuresDefinedBenefitPlansAxis = dd_ChangeInPlanAssetsMember / dd_PostretirementBenefitsTypeofDeferredCompensationAxis = us-gaap_PensionPlansDefinedBenefitMember |  | 313 us-gaap_DefinedBenefitPlanContributionsByEmployer / us-gaap_DefinedBenefitPlansDisclosuresDefinedBenefitPlansAxis = dd_ChangeInPlanAssetsMember / dd_PostretirementBenefitsTypeofDeferredCompensationAxis = us-gaap_PensionPlansDefinedBenefitMember |
Fair value of plan assets at end of year | 20,446 us-gaap_DefinedBenefitPlanFairValueOfPlanAssets / us-gaap_DefinedBenefitPlansDisclosuresDefinedBenefitPlansAxis = dd_ChangeInPlanAssetsMember / dd_PostretirementBenefitsTypeofDeferredCompensationAxis = us-gaap_PensionPlansDefinedBenefitMember |  | 20,614 us-gaap_DefinedBenefitPlanFairValueOfPlanAssets / us-gaap_DefinedBenefitPlansDisclosuresDefinedBenefitPlansAxis = dd_ChangeInPlanAssetsMember / dd_PostretirementBenefitsTypeofDeferredCompensationAxis = us-gaap_PensionPlansDefinedBenefitMember |
Pension Plan [Member] | United States Pension Plan of US Entity [Member] |  |  |  |
Defined Benefit Plan, Change in Benefit Obligation [Roll Forward] |  |  |  |
Funded status of plan | (7,072)us-gaap_DefinedBenefitPlanFundedStatusOfPlan / us-gaap_DefinedBenefitPlansDisclosuresDefinedBenefitPlansAxis = us-gaap_UnitedStatesPensionPlansOfUSEntityDefinedBenefitMember / dd_PostretirementBenefitsTypeofDeferredCompensationAxis = us-gaap_PensionPlansDefinedBenefitMember |  | (3,546)us-gaap_DefinedBenefitPlanFundedStatusOfPlan / us-gaap_DefinedBenefitPlansDisclosuresDefinedBenefitPlansAxis = us-gaap_UnitedStatesPensionPlansOfUSEntityDefinedBenefitMember / dd_PostretirementBenefitsTypeofDeferredCompensationAxis = us-gaap_PensionPlansDefinedBenefitMember |
Pension Plan [Member] | Foreign Pension Plan [Member] |  |  |  |
Defined Benefit Plan, Change in Benefit Obligation [Roll Forward] |  |  |  |
Funded status of plan | (709)us-gaap_DefinedBenefitPlanFundedStatusOfPlan / us-gaap_DefinedBenefitPlansDisclosuresDefinedBenefitPlansAxis = us-gaap_ForeignPensionPlansDefinedBenefitMember / dd_PostretirementBenefitsTypeofDeferredCompensationAxis = us-gaap_PensionPlansDefinedBenefitMember |  | (686)us-gaap_DefinedBenefitPlanFundedStatusOfPlan / us-gaap_DefinedBenefitPlansDisclosuresDefinedBenefitPlansAxis = us-gaap_ForeignPensionPlansDefinedBenefitMember / dd_PostretirementBenefitsTypeofDeferredCompensationAxis = us-gaap_PensionPlansDefinedBenefitMember |
Pension Plan [Member] | All Other Plans [Member] |  |  |  |
Defined Benefit Plan, Change in Benefit Obligation [Roll Forward] |  |  |  |
Funded status of plan | (1,442)us-gaap_DefinedBenefitPlanFundedStatusOfPlan / us-gaap_DefinedBenefitPlansDisclosuresDefinedBenefitPlansAxis = dd_AllOtherPlansMember / dd_PostretirementBenefitsTypeofDeferredCompensationAxis = us-gaap_PensionPlansDefinedBenefitMember | [1] | (1,443)us-gaap_DefinedBenefitPlanFundedStatusOfPlan / us-gaap_DefinedBenefitPlansDisclosuresDefinedBenefitPlansAxis = dd_AllOtherPlansMember / dd_PostretirementBenefitsTypeofDeferredCompensationAxis = us-gaap_PensionPlansDefinedBenefitMember | [1]
Pension Plan [Member] | Other assets [Member] |  |  |  |
Defined Benefit Plan, Change in Benefit Obligation [Roll Forward] |  |  |  |
Other assets | 64 us-gaap_DefinedBenefitPlanAssetsForPlanBenefitsNoncurrent / us-gaap_BalanceSheetLocationAxis = us-gaap_OtherNoncurrentAssetsMember / dd_PostretirementBenefitsTypeofDeferredCompensationAxis = us-gaap_PensionPlansDefinedBenefitMember |  | 11 us-gaap_DefinedBenefitPlanAssetsForPlanBenefitsNoncurrent / us-gaap_BalanceSheetLocationAxis = us-gaap_OtherNoncurrentAssetsMember / dd_PostretirementBenefitsTypeofDeferredCompensationAxis = us-gaap_PensionPlansDefinedBenefitMember |
Pension Plan [Member] | Other accrued liabilities [Member] |  |  |  |
Defined Benefit Plan, Change in Benefit Obligation [Roll Forward] |  |  |  |
Other accrued liabilities (Note 12) | (120)us-gaap_PensionAndOtherPostretirementDefinedBenefitPlansCurrentLiabilities / us-gaap_BalanceSheetLocationAxis = us-gaap_AccruedLiabilitiesMember / dd_PostretirementBenefitsTypeofDeferredCompensationAxis = us-gaap_PensionPlansDefinedBenefitMember |  | (111)us-gaap_PensionAndOtherPostretirementDefinedBenefitPlansCurrentLiabilities / us-gaap_BalanceSheetLocationAxis = us-gaap_AccruedLiabilitiesMember / dd_PostretirementBenefitsTypeofDeferredCompensationAxis = us-gaap_PensionPlansDefinedBenefitMember |
Pension Plan [Member] | Other liabilities [Member] |  |  |  |
Defined Benefit Plan, Change in Benefit Obligation [Roll Forward] |  |  |  |
Other liabilities (Note 14) | (9,167)us-gaap_PensionAndOtherPostretirementDefinedBenefitPlansLiabilitiesNoncurrent / us-gaap_BalanceSheetLocationAxis = us-gaap_OtherNoncurrentLiabilitiesMember / dd_PostretirementBenefitsTypeofDeferredCompensationAxis = us-gaap_PensionPlansDefinedBenefitMember |  | (5,575)us-gaap_PensionAndOtherPostretirementDefinedBenefitPlansLiabilitiesNoncurrent / us-gaap_BalanceSheetLocationAxis = us-gaap_OtherNoncurrentLiabilitiesMember / dd_PostretirementBenefitsTypeofDeferredCompensationAxis = us-gaap_PensionPlansDefinedBenefitMember |
Other Long-Term Employee Benefit Plans [Member] |  |  |  |
Defined Benefit Plan, Change in Benefit Obligation [Roll Forward] |  |  |  |
Employer contributions | 233 us-gaap_DefinedBenefitPlanContributionsByEmployer / dd_PostretirementBenefitsTypeofDeferredCompensationAxis = us-gaap_OtherPostretirementBenefitPlansDefinedBenefitMember |  | 207 us-gaap_DefinedBenefitPlanContributionsByEmployer / dd_PostretirementBenefitsTypeofDeferredCompensationAxis = us-gaap_OtherPostretirementBenefitPlansDefinedBenefitMember |
Funded status of plan | (2,889)us-gaap_DefinedBenefitPlanFundedStatusOfPlan / dd_PostretirementBenefitsTypeofDeferredCompensationAxis = us-gaap_OtherPostretirementBenefitPlansDefinedBenefitMember |  | (2,754)us-gaap_DefinedBenefitPlanFundedStatusOfPlan / dd_PostretirementBenefitsTypeofDeferredCompensationAxis = us-gaap_OtherPostretirementBenefitPlansDefinedBenefitMember |
Other liabilities (Note 14) | (2,666)us-gaap_PensionAndOtherPostretirementDefinedBenefitPlansLiabilitiesNoncurrent / dd_PostretirementBenefitsTypeofDeferredCompensationAxis = us-gaap_OtherPostretirementBenefitPlansDefinedBenefitMember |  | (2,530)us-gaap_PensionAndOtherPostretirementDefinedBenefitPlansLiabilitiesNoncurrent / dd_PostretirementBenefitsTypeofDeferredCompensationAxis = us-gaap_OtherPostretirementBenefitPlansDefinedBenefitMember |
Net amount recognized | (2,889)us-gaap_DefinedBenefitPlanAmountsRecognizedInBalanceSheet / dd_PostretirementBenefitsTypeofDeferredCompensationAxis = us-gaap_OtherPostretirementBenefitPlansDefinedBenefitMember |  | (2,754)us-gaap_DefinedBenefitPlanAmountsRecognizedInBalanceSheet / dd_PostretirementBenefitsTypeofDeferredCompensationAxis = us-gaap_OtherPostretirementBenefitPlansDefinedBenefitMember |
Other Long-Term Employee Benefit Plans [Member] | Change In Benefit Obligation [Member] |  |  |  |
Defined Benefit Plan, Change in Benefit Obligation [Roll Forward] |  |  |  |
Benefit obligation at beginning of year | 2,754 us-gaap_DefinedBenefitPlanBenefitObligation / us-gaap_DefinedBenefitPlansDisclosuresDefinedBenefitPlansAxis = dd_ChangeInBenefitObligationMember / dd_PostretirementBenefitsTypeofDeferredCompensationAxis = us-gaap_OtherPostretirementBenefitPlansDefinedBenefitMember |  | 3,532 us-gaap_DefinedBenefitPlanBenefitObligation / us-gaap_DefinedBenefitPlansDisclosuresDefinedBenefitPlansAxis = dd_ChangeInBenefitObligationMember / dd_PostretirementBenefitsTypeofDeferredCompensationAxis = us-gaap_OtherPostretirementBenefitPlansDefinedBenefitMember |
Service cost | 17 us-gaap_DefinedBenefitPlanServiceCost / us-gaap_DefinedBenefitPlansDisclosuresDefinedBenefitPlansAxis = dd_ChangeInBenefitObligationMember / dd_PostretirementBenefitsTypeofDeferredCompensationAxis = us-gaap_OtherPostretirementBenefitPlansDefinedBenefitMember |  | 29 us-gaap_DefinedBenefitPlanServiceCost / us-gaap_DefinedBenefitPlansDisclosuresDefinedBenefitPlansAxis = dd_ChangeInBenefitObligationMember / dd_PostretirementBenefitsTypeofDeferredCompensationAxis = us-gaap_OtherPostretirementBenefitPlansDefinedBenefitMember |
Interest cost | 121 us-gaap_DefinedBenefitPlanInterestCost / us-gaap_DefinedBenefitPlansDisclosuresDefinedBenefitPlansAxis = dd_ChangeInBenefitObligationMember / dd_PostretirementBenefitsTypeofDeferredCompensationAxis = us-gaap_OtherPostretirementBenefitPlansDefinedBenefitMember |  | 130 us-gaap_DefinedBenefitPlanInterestCost / us-gaap_DefinedBenefitPlansDisclosuresDefinedBenefitPlansAxis = dd_ChangeInBenefitObligationMember / dd_PostretirementBenefitsTypeofDeferredCompensationAxis = us-gaap_OtherPostretirementBenefitPlansDefinedBenefitMember |
Plan participants' contributions | 37 us-gaap_DefinedBenefitPlanContributionsByPlanParticipants / us-gaap_DefinedBenefitPlansDisclosuresDefinedBenefitPlansAxis = dd_ChangeInBenefitObligationMember / dd_PostretirementBenefitsTypeofDeferredCompensationAxis = us-gaap_OtherPostretirementBenefitPlansDefinedBenefitMember |  | 33 us-gaap_DefinedBenefitPlanContributionsByPlanParticipants / us-gaap_DefinedBenefitPlansDisclosuresDefinedBenefitPlansAxis = dd_ChangeInBenefitObligationMember / dd_PostretirementBenefitsTypeofDeferredCompensationAxis = us-gaap_OtherPostretirementBenefitPlansDefinedBenefitMember |
Actuarial loss (gain) | 280 us-gaap_DefinedBenefitPlanActuarialGainLoss / us-gaap_DefinedBenefitPlansDisclosuresDefinedBenefitPlansAxis = dd_ChangeInBenefitObligationMember / dd_PostretirementBenefitsTypeofDeferredCompensationAxis = us-gaap_OtherPostretirementBenefitPlansDefinedBenefitMember |  | (515)us-gaap_DefinedBenefitPlanActuarialGainLoss / us-gaap_DefinedBenefitPlansDisclosuresDefinedBenefitPlansAxis = dd_ChangeInBenefitObligationMember / dd_PostretirementBenefitsTypeofDeferredCompensationAxis = us-gaap_OtherPostretirementBenefitPlansDefinedBenefitMember |
Benefits paid | (270)us-gaap_DefinedBenefitPlanBenefitsPaid / us-gaap_DefinedBenefitPlansDisclosuresDefinedBenefitPlansAxis = dd_ChangeInBenefitObligationMember / dd_PostretirementBenefitsTypeofDeferredCompensationAxis = us-gaap_OtherPostretirementBenefitPlansDefinedBenefitMember |  | (240)us-gaap_DefinedBenefitPlanBenefitsPaid / us-gaap_DefinedBenefitPlansDisclosuresDefinedBenefitPlansAxis = dd_ChangeInBenefitObligationMember / dd_PostretirementBenefitsTypeofDeferredCompensationAxis = us-gaap_OtherPostretirementBenefitPlansDefinedBenefitMember |
Amendments | (50)us-gaap_DefinedBenefitPlanPlanAmendments / us-gaap_DefinedBenefitPlansDisclosuresDefinedBenefitPlansAxis = dd_ChangeInBenefitObligationMember / dd_PostretirementBenefitsTypeofDeferredCompensationAxis = us-gaap_OtherPostretirementBenefitPlansDefinedBenefitMember |  | (211)us-gaap_DefinedBenefitPlanPlanAmendments / us-gaap_DefinedBenefitPlansDisclosuresDefinedBenefitPlansAxis = dd_ChangeInBenefitObligationMember / dd_PostretirementBenefitsTypeofDeferredCompensationAxis = us-gaap_OtherPostretirementBenefitPlansDefinedBenefitMember | [2]
Net effects of acquisitions/divestitures | 0 us-gaap_DefinedBenefitPlanBusinessCombinationsAndAcquisitionsBenefitObligation / us-gaap_DefinedBenefitPlansDisclosuresDefinedBenefitPlansAxis = dd_ChangeInBenefitObligationMember / dd_PostretirementBenefitsTypeofDeferredCompensationAxis = us-gaap_OtherPostretirementBenefitPlansDefinedBenefitMember |  | (4)us-gaap_DefinedBenefitPlanBusinessCombinationsAndAcquisitionsBenefitObligation / us-gaap_DefinedBenefitPlansDisclosuresDefinedBenefitPlansAxis = dd_ChangeInBenefitObligationMember / dd_PostretirementBenefitsTypeofDeferredCompensationAxis = us-gaap_OtherPostretirementBenefitPlansDefinedBenefitMember |
Benefit obligation at end of year | 2,889 us-gaap_DefinedBenefitPlanBenefitObligation / us-gaap_DefinedBenefitPlansDisclosuresDefinedBenefitPlansAxis = dd_ChangeInBenefitObligationMember / dd_PostretirementBenefitsTypeofDeferredCompensationAxis = us-gaap_OtherPostretirementBenefitPlansDefinedBenefitMember |  | 2,754 us-gaap_DefinedBenefitPlanBenefitObligation / us-gaap_DefinedBenefitPlansDisclosuresDefinedBenefitPlansAxis = dd_ChangeInBenefitObligationMember / dd_PostretirementBenefitsTypeofDeferredCompensationAxis = us-gaap_OtherPostretirementBenefitPlansDefinedBenefitMember |
Other Long-Term Employee Benefit Plans [Member] | Change In Plan Assets [Member] |  |  |  |
Defined Benefit Plan, Change in Benefit Obligation [Roll Forward] |  |  |  |
Plan participants' contributions | 37 us-gaap_DefinedBenefitPlanContributionsByPlanParticipants / us-gaap_DefinedBenefitPlansDisclosuresDefinedBenefitPlansAxis = dd_ChangeInPlanAssetsMember / dd_PostretirementBenefitsTypeofDeferredCompensationAxis = us-gaap_OtherPostretirementBenefitPlansDefinedBenefitMember |  | 33 us-gaap_DefinedBenefitPlanContributionsByPlanParticipants / us-gaap_DefinedBenefitPlansDisclosuresDefinedBenefitPlansAxis = dd_ChangeInPlanAssetsMember / dd_PostretirementBenefitsTypeofDeferredCompensationAxis = us-gaap_OtherPostretirementBenefitPlansDefinedBenefitMember |
Benefits paid | (270)us-gaap_DefinedBenefitPlanBenefitsPaid / us-gaap_DefinedBenefitPlansDisclosuresDefinedBenefitPlansAxis = dd_ChangeInPlanAssetsMember / dd_PostretirementBenefitsTypeofDeferredCompensationAxis = us-gaap_OtherPostretirementBenefitPlansDefinedBenefitMember |  | (240)us-gaap_DefinedBenefitPlanBenefitsPaid / us-gaap_DefinedBenefitPlansDisclosuresDefinedBenefitPlansAxis = dd_ChangeInPlanAssetsMember / dd_PostretirementBenefitsTypeofDeferredCompensationAxis = us-gaap_OtherPostretirementBenefitPlansDefinedBenefitMember |
Net effects of acquisitions/divestitures | 0 us-gaap_DefinedBenefitPlanBusinessCombinationsAndAcquisitionsBenefitObligation / us-gaap_DefinedBenefitPlansDisclosuresDefinedBenefitPlansAxis = dd_ChangeInPlanAssetsMember / dd_PostretirementBenefitsTypeofDeferredCompensationAxis = us-gaap_OtherPostretirementBenefitPlansDefinedBenefitMember |  | 0 us-gaap_DefinedBenefitPlanBusinessCombinationsAndAcquisitionsBenefitObligation / us-gaap_DefinedBenefitPlansDisclosuresDefinedBenefitPlansAxis = dd_ChangeInPlanAssetsMember / dd_PostretirementBenefitsTypeofDeferredCompensationAxis = us-gaap_OtherPostretirementBenefitPlansDefinedBenefitMember |
Fair value of plan assets at beginning of year | 0 us-gaap_DefinedBenefitPlanFairValueOfPlanAssets / us-gaap_DefinedBenefitPlansDisclosuresDefinedBenefitPlansAxis = dd_ChangeInPlanAssetsMember / dd_PostretirementBenefitsTypeofDeferredCompensationAxis = us-gaap_OtherPostretirementBenefitPlansDefinedBenefitMember |  | 0 us-gaap_DefinedBenefitPlanFairValueOfPlanAssets / us-gaap_DefinedBenefitPlansDisclosuresDefinedBenefitPlansAxis = dd_ChangeInPlanAssetsMember / dd_PostretirementBenefitsTypeofDeferredCompensationAxis = us-gaap_OtherPostretirementBenefitPlansDefinedBenefitMember |
Actual gain on plan assets | 0 us-gaap_DefinedBenefitPlanActualReturnOnPlanAssets / us-gaap_DefinedBenefitPlansDisclosuresDefinedBenefitPlansAxis = dd_ChangeInPlanAssetsMember / dd_PostretirementBenefitsTypeofDeferredCompensationAxis = us-gaap_OtherPostretirementBenefitPlansDefinedBenefitMember |  | 0 us-gaap_DefinedBenefitPlanActualReturnOnPlanAssets / us-gaap_DefinedBenefitPlansDisclosuresDefinedBenefitPlansAxis = dd_ChangeInPlanAssetsMember / dd_PostretirementBenefitsTypeofDeferredCompensationAxis = us-gaap_OtherPostretirementBenefitPlansDefinedBenefitMember |
Employer contributions | 233 us-gaap_DefinedBenefitPlanContributionsByEmployer / us-gaap_DefinedBenefitPlansDisclosuresDefinedBenefitPlansAxis = dd_ChangeInPlanAssetsMember / dd_PostretirementBenefitsTypeofDeferredCompensationAxis = us-gaap_OtherPostretirementBenefitPlansDefinedBenefitMember |  | 207 us-gaap_DefinedBenefitPlanContributionsByEmployer / us-gaap_DefinedBenefitPlansDisclosuresDefinedBenefitPlansAxis = dd_ChangeInPlanAssetsMember / dd_PostretirementBenefitsTypeofDeferredCompensationAxis = us-gaap_OtherPostretirementBenefitPlansDefinedBenefitMember |
Fair value of plan assets at end of year | 0 us-gaap_DefinedBenefitPlanFairValueOfPlanAssets / us-gaap_DefinedBenefitPlansDisclosuresDefinedBenefitPlansAxis = dd_ChangeInPlanAssetsMember / dd_PostretirementBenefitsTypeofDeferredCompensationAxis = us-gaap_OtherPostretirementBenefitPlansDefinedBenefitMember |  | 0 us-gaap_DefinedBenefitPlanFairValueOfPlanAssets / us-gaap_DefinedBenefitPlansDisclosuresDefinedBenefitPlansAxis = dd_ChangeInPlanAssetsMember / dd_PostretirementBenefitsTypeofDeferredCompensationAxis = us-gaap_OtherPostretirementBenefitPlansDefinedBenefitMember |
Other Long-Term Employee Benefit Plans [Member] | United States Pension Plan of US Entity [Member] |  |  |  |
Defined Benefit Plan, Change in Benefit Obligation [Roll Forward] |  |  |  |
Funded status of plan | 0 us-gaap_DefinedBenefitPlanFundedStatusOfPlan / us-gaap_DefinedBenefitPlansDisclosuresDefinedBenefitPlansAxis = us-gaap_UnitedStatesPensionPlansOfUSEntityDefinedBenefitMember / dd_PostretirementBenefitsTypeofDeferredCompensationAxis = us-gaap_OtherPostretirementBenefitPlansDefinedBenefitMember |  | 0 us-gaap_DefinedBenefitPlanFundedStatusOfPlan / us-gaap_DefinedBenefitPlansDisclosuresDefinedBenefitPlansAxis = us-gaap_UnitedStatesPensionPlansOfUSEntityDefinedBenefitMember / dd_PostretirementBenefitsTypeofDeferredCompensationAxis = us-gaap_OtherPostretirementBenefitPlansDefinedBenefitMember |
Other Long-Term Employee Benefit Plans [Member] | Foreign Pension Plan [Member] |  |  |  |
Defined Benefit Plan, Change in Benefit Obligation [Roll Forward] |  |  |  |
Funded status of plan | 0 us-gaap_DefinedBenefitPlanFundedStatusOfPlan / us-gaap_DefinedBenefitPlansDisclosuresDefinedBenefitPlansAxis = us-gaap_ForeignPensionPlansDefinedBenefitMember / dd_PostretirementBenefitsTypeofDeferredCompensationAxis = us-gaap_OtherPostretirementBenefitPlansDefinedBenefitMember |  | 0 us-gaap_DefinedBenefitPlanFundedStatusOfPlan / us-gaap_DefinedBenefitPlansDisclosuresDefinedBenefitPlansAxis = us-gaap_ForeignPensionPlansDefinedBenefitMember / dd_PostretirementBenefitsTypeofDeferredCompensationAxis = us-gaap_OtherPostretirementBenefitPlansDefinedBenefitMember |
Other Long-Term Employee Benefit Plans [Member] | All Other Plans [Member] |  |  |  |
Defined Benefit Plan, Change in Benefit Obligation [Roll Forward] |  |  |  |
Funded status of plan | (2,889)us-gaap_DefinedBenefitPlanFundedStatusOfPlan / us-gaap_DefinedBenefitPlansDisclosuresDefinedBenefitPlansAxis = dd_AllOtherPlansMember / dd_PostretirementBenefitsTypeofDeferredCompensationAxis = us-gaap_OtherPostretirementBenefitPlansDefinedBenefitMember |  | (2,754)us-gaap_DefinedBenefitPlanFundedStatusOfPlan / us-gaap_DefinedBenefitPlansDisclosuresDefinedBenefitPlansAxis = dd_AllOtherPlansMember / dd_PostretirementBenefitsTypeofDeferredCompensationAxis = us-gaap_OtherPostretirementBenefitPlansDefinedBenefitMember |
Other Long-Term Employee Benefit Plans [Member] | Other assets [Member] |  |  |  |
Defined Benefit Plan, Change in Benefit Obligation [Roll Forward] |  |  |  |
Other assets | 0 us-gaap_DefinedBenefitPlanAssetsForPlanBenefitsNoncurrent / us-gaap_BalanceSheetLocationAxis = us-gaap_OtherNoncurrentAssetsMember / dd_PostretirementBenefitsTypeofDeferredCompensationAxis = us-gaap_OtherPostretirementBenefitPlansDefinedBenefitMember |  | 0 us-gaap_DefinedBenefitPlanAssetsForPlanBenefitsNoncurrent / us-gaap_BalanceSheetLocationAxis = us-gaap_OtherNoncurrentAssetsMember / dd_PostretirementBenefitsTypeofDeferredCompensationAxis = us-gaap_OtherPostretirementBenefitPlansDefinedBenefitMember |
Other Long-Term Employee Benefit Plans [Member] | Other accrued liabilities [Member] |  |  |  |
Defined Benefit Plan, Change in Benefit Obligation [Roll Forward] |  |  |  |
Other accrued liabilities (Note 12) | (223)us-gaap_PensionAndOtherPostretirementDefinedBenefitPlansCurrentLiabilities / us-gaap_BalanceSheetLocationAxis = us-gaap_AccruedLiabilitiesMember / dd_PostretirementBenefitsTypeofDeferredCompensationAxis = us-gaap_OtherPostretirementBenefitPlansDefinedBenefitMember |  | (224)us-gaap_PensionAndOtherPostretirementDefinedBenefitPlansCurrentLiabilities / us-gaap_BalanceSheetLocationAxis = us-gaap_AccruedLiabilitiesMember / dd_PostretirementBenefitsTypeofDeferredCompensationAxis = us-gaap_OtherPostretirementBenefitPlansDefinedBenefitMember |
Other Long-Term Employee Benefit Plans [Member] | Other liabilities [Member] |  |  |  |
Defined Benefit Plan, Change in Benefit Obligation [Roll Forward] |  |  |  |
Other liabilities (Note 14) | $ (2,666)us-gaap_PensionAndOtherPostretirementDefinedBenefitPlansLiabilitiesNoncurrent / us-gaap_BalanceSheetLocationAxis = us-gaap_OtherNoncurrentLiabilitiesMember / dd_PostretirementBenefitsTypeofDeferredCompensationAxis = us-gaap_OtherPostretirementBenefitPlansDefinedBenefitMember |  | $ (2,530)us-gaap_PensionAndOtherPostretirementDefinedBenefitPlansLiabilitiesNoncurrent / us-gaap_BalanceSheetLocationAxis = us-gaap_OtherNoncurrentLiabilitiesMember / dd_PostretirementBenefitsTypeofDeferredCompensationAxis = us-gaap_OtherPostretirementBenefitPlansDefinedBenefitMember |
[1] | Includes pension plans maintained around the world where funding is not customary.
[2] | Primarily due to amendments in 2013 to the company's U.S. parent company retiree life insurance plan for employees retiring on and after January 1, 2015 and subsidiaries retiree health care plans.

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- Definition The difference between fair value of plan assets at the end of the period and the fair value at the beginning of the period, adjusted for contributions and payments of benefits during the period, and after adjusting for taxes and other expenses, as applicable. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Glossary Actual Return on Plan Assets (Component of Net Periodic Postretirement Benefit Cost) -URI http://asc.fasb.org/extlink&oid=6504192 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 715 -SubTopic 20 -Section 50 -Paragraph 1 -Subparagraph (b)(1) -URI http://asc.fasb.org/extlink&oid=35743120&loc=d3e1928-114920 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Glossary Actual Return on Plan Assets (Component of Net Periodic Pension Cost) -URI http://asc.fasb.org/extlink&oid=6504226 + Details
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- Definition Amount of gain (loss) related to change in benefit obligation resulting from changes in actuarial assumptions, for example, but not limited to, interest, mortality, employee turnover, salary, and temporary deviation from the substantive plan. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 715 -SubTopic 30 -Glossary Gain or Loss -URI http://asc.fasb.org/extlink&oid=6514294 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 715 -SubTopic 20 -Section 50 -Paragraph 1 -Subparagraph (a)(4) -URI http://asc.fasb.org/extlink&oid=35743120&loc=d3e1928-114920 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 715 -SubTopic 60 -Glossary Gain or Loss -URI http://asc.fasb.org/extlink&oid=6749293 + Details
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- Definition The aggregate net amount recognized in the balance sheet associated with the defined benefit plan(s). Will normally be the same as the Defined Benefit Plan, Funded Status of Plan, Total. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 715 -SubTopic 20 -Section 50 -Paragraph 1 -Subparagraph (c) -URI http://asc.fasb.org/extlink&oid=35743120&loc=d3e1928-114920 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 715 -SubTopic 20 -Section 45 -Paragraph 2 -URI http://asc.fasb.org/extlink&oid=21915240&loc=d3e1703-114919 + Details
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- Definition The amount for overfunded plans recognized in the balance sheet as a noncurrent asset associated with a defined benefit pension plan or other postretirement defined benefit plan. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02.17) -URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 715 -SubTopic 20 -Section 50 -Paragraph 1 -Subparagraph (c) -URI http://asc.fasb.org/extlink&oid=35743120&loc=d3e1928-114920 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 715 -SubTopic 20 -Section 45 -Paragraph 2 -URI http://asc.fasb.org/extlink&oid=21915240&loc=d3e1703-114919 + Details
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- Definition 1) For defined benefit pension plans, the benefit obligation is the projected benefit obligation, which is the actuarial present value as of a date of all benefits attributed by the pension benefit formula to employee service rendered prior to that date. 2) For other postretirement defined benefit plans, the benefit obligation is the accumulated postretirement benefit obligation, which is the actuarial present value of benefits attributed to employee service rendered to a particular date. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 715 -SubTopic 20 -Section 50 -Paragraph 1 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=35743120&loc=d3e1928-114920 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Glossary Projected Benefit Obligation -URI http://asc.fasb.org/extlink&oid=6522206 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Glossary Accumulated Postretirement Benefit Obligation -URI http://asc.fasb.org/extlink&oid=6503904 + Details
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- Definition The amount of payments made for which participants are entitled under a pension plan, including pension benefits, death benefits, and benefits due on termination of employment. Also includes payments made under a postretirement benefit plan, including prescription drug benefits, health care benefits, life insurance benefits, and legal, educational and advisory services. This item represents a periodic decrease to the plan obligations and a decrease to plan assets. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Glossary Postretirement Benefits -URI http://asc.fasb.org/extlink&oid=6521376 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 715 -SubTopic 60 -Section 50 -Paragraph 4 -URI http://asc.fasb.org/extlink&oid=6414203&loc=d3e39716-114964 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 715 -SubTopic 30 -Glossary Benefits -URI http://asc.fasb.org/extlink&oid=6506267 Reference 4: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 715 -SubTopic 60 -Glossary Benefits -URI http://asc.fasb.org/extlink&oid=6506309 Reference 5: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 715 -SubTopic 20 -Section 50 -Paragraph 1 -Subparagraph (a)(6) -URI http://asc.fasb.org/extlink&oid=35743120&loc=d3e1928-114920 Reference 6: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 715 -SubTopic 20 -Section 50 -Paragraph 1 -Subparagraph (b)(5) -URI http://asc.fasb.org/extlink&oid=35743120&loc=d3e1928-114920 + Details
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- Definition The increase in the fair value of plan assets from contributions made by the employer. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 715 -SubTopic 20 -Section 50 -Paragraph 1 -Subparagraph (b)(3) -URI http://asc.fasb.org/extlink&oid=35743120&loc=d3e1928-114920 + Details
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