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v3.3.1.900

Proposed Merger with Dow Chemical (Narrative) (Details) - USD ($) $ / shares in Units, $ in Millions | 12 Months Ended |  |  |
--- | --- | --- | --- | ---
Dec. 31, 2015 | Dec. 11, 2015 | Jun. 23, 2015 | Dec. 31, 2014
Proposed Merger with Dow Chemical [Line Items] |  |  |  |
Common stock, par value | $ 0.30 | $ 0.30 | $ 0.30 | $ 0.30
DuPont to DowDuPont share exchange ratio |  | 1.2820 |  |
Share of DowDuPont Common Stock |  | 1 |  |
DowDuPont Common Stock share ownership |  | 50.00% |  |
Business Acquisition, Percentage of Voting Interests Acquired |  | 50.00% |  |
Time following termination of Merger Agreement for alternative transaction | 12 months |  |  |
Merger termination fee |  | $ 1,900 |  |
DowDuPont [Member] |  |  |  |
Proposed Merger with Dow Chemical [Line Items] |  |  |  |
Common stock, par value |  | $ 0.01 |  |
Dow [Member] |  |  |  |
Proposed Merger with Dow Chemical [Line Items] |  |  |  |
Common stock, par value |  | 2.50 |  |
Preferred stock, par value |  | $ 1.00 |  |

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