XML 62 R62.htm IDEA: XBRL DOCUMENT
v2.4.1.9

Provision for Income Taxes Provision for Income Taxes (Narrative) (Details) (USD $) In Millions, unless otherwise specified | 12 Months Ended
--- | ---
Dec. 31, 2014 | Dec. 31, 2013
Income Taxes Information [Line Items] |  |
Exchange gain associated with hedging program | $ 607 us-gaap_DerivativeInstrumentsNotDesignatedAsHedgingInstrumentsGainLossNet | $ 35 us-gaap_DerivativeInstrumentsNotDesignatedAsHedgingInstrumentsGainLossNet
Tax credit carryforward/back, net | 1,080 dd_DeferredTaxAssetsTaxCreditCarryforwardCarrybacknet |
Tax effect of net carryforwards/backs, net of valuation allowances, not subject to expiration | 921 dd_DeferredTaxAssetsTaxCreditCarryforwardCarrybackNotSubjectToExpiration |
Unremitted earnings of subsidiaries outside the U.S. | 17,226 us-gaap_UndistributedEarningsOfForeignSubsidiaries |
Minimum amount of net reductions to company's global unrecognized tax benefit | 100 us-gaap_SignificantChangeInUnrecognizedTaxBenefitsIsReasonablyPossibleEstimatedRangeOfChangeLowerBound |
Maximum amount of net reductions to company's global unrecognized tax benefit | 125 us-gaap_SignificantChangeInUnrecognizedTaxBenefitsIsReasonablyPossibleEstimatedRangeOfChangeUpperBound |
Expires After 2014 but before 2019 [Member] |  |
Income Taxes Information [Line Items] |  |
Tax credit carryforward/back, net | 1 dd_DeferredTaxAssetsTaxCreditCarryforwardCarrybacknet / dd_OperatingLossandTaxCreditCarryforwardorBackAxis = dd_ExpiresAfter2014butbefore2019Member |
Expiration date of net carryforwards/backs | before the end of 2019 |
Expires After 2019 [Member] |  |
Income Taxes Information [Line Items] |  |
Tax credit carryforward/back, net | $ 158 dd_DeferredTaxAssetsTaxCreditCarryforwardCarrybacknet / dd_OperatingLossandTaxCreditCarryforwardorBackAxis = dd_ExpiresAfter2019Member |
Expiration date of net carryforwards/backs | after 2019 |

X
- Definition Amount of deferred tax asset, after valuation allowance, attributable to deductible other tax carryforwards/carry backs. + References No definition available. + Details
Name: | dd_DeferredTaxAssetsTaxCreditCarryforwardCarrybacknet
Namespace Prefix: | dd_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition Amount after allocation of valuation allowances of deferred tax asset attributable to deductible other tax carryforwards/carry backs that are not subject to expiration dates. + References No definition available. + Details
Name: | dd_DeferredTaxAssetsTaxCreditCarryforwardCarrybackNotSubjectToExpiration
Namespace Prefix: | dd_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Details
Name: | dd_IncomeTaxesInformationLineItems
Namespace Prefix: | dd_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition The expiration date of each operating loss carryforward included in total operating loss carryforwards, or the applicable range of such expiration dates. + References No definition available. + Details
Name: | dd_OperatingLossCarryforwardExpirationDate
Namespace Prefix: | dd_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition Amount of realized and unrealized gain (loss) of derivative instruments not designated or qualifying as hedging instruments. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 815 -SubTopic 10 -Section 50 -Paragraph 4C -Subparagraph (e) -URI http://asc.fasb.org/extlink&oid=35706170&loc=SL5624171-113959 + Details
Name: | us-gaap_DerivativeInstrumentsNotDesignatedAsHedgingInstrumentsGainLossNet
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Definition Amount of (increase) decrease reasonably possible in the estimated lower bound of the unrecognized tax benefit for a tax position taken or expected to be taken. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 740 -SubTopic 10 -Section 50 -Paragraph 15 -Subparagraph (d) -URI http://asc.fasb.org/extlink&oid=6907707&loc=d3e32718-109319 + Details
Name: | us-gaap_SignificantChangeInUnrecognizedTaxBenefitsIsReasonablyPossibleEstimatedRangeOfChangeLowerBound
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition Amount of (increase) decrease reasonably possible in the estimated upper bound of the unrecognized tax benefit for a tax position taken or expected to be taken. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 740 -SubTopic 10 -Section 50 -Paragraph 15 -Subparagraph (d) -URI http://asc.fasb.org/extlink&oid=6907707&loc=d3e32718-109319 + Details
Name: | us-gaap_SignificantChangeInUnrecognizedTaxBenefitsIsReasonablyPossibleEstimatedRangeOfChangeUpperBound
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition Amount of undistributed earnings of foreign subsidiaries intended to be permanently reinvested outside the country of domicile. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 740 -SubTopic 30 -Section 50 -Paragraph 2 -Subparagraph (b)(c) -URI http://asc.fasb.org/extlink&oid=6424122&loc=d3e41874-109331 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 942 -SubTopic 740 -Section 50 -Paragraph 1 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=6479915&loc=d3e66715-112838 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 944 -SubTopic 740 -Section 50 -Paragraph 1 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=6487024&loc=d3e29054-158556 Reference 4: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 995 -SubTopic 740 -Section 50 -Paragraph 2 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=6503627&loc=d3e59836-110443 Reference 5: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 740 -SubTopic 10 -Section 25 -Paragraph 3 -Subparagraph (a)(1) -URI http://asc.fasb.org/extlink&oid=29652012&loc=d3e28200-109314 + Details
Name: | us-gaap_UndistributedEarningsOfForeignSubsidiaries
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Details
Name: | dd_OperatingLossandTaxCreditCarryforwardorBackAxis=dd_ExpiresAfter2014butbefore2019Member
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | dd_OperatingLossandTaxCreditCarryforwardorBackAxis=dd_ExpiresAfter2019Member
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |