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Other Intangible Assets (Schedule of Other Intangible Assets) (Details) - USD ($) $ in Millions | Mar. 31, 2017 | Dec. 31, 2016
--- | --- | ---
Finite-Lived and Indefinite-Lived Intangible Assets [Line Items] |  |  |
Definite-lived Intangible Assets, Gross |  | $ 3,203 | $ 3,208
Definite-lived Intangible Assets, Accumulated Amortization |  | (1,571) | (1,521)
Definite-lived Intangible Assets, Net |  | 1,632 | 1,687
Indefinite-lived Intangible Assets |  | 1,992 | 1,977
Intangible Assets, Gross (Excluding Goodwill) |  | 5,195 | 5,185
Total Intangible Assets, Accumulated Amortization |  | (1,571) | (1,521)
Intangible Assets Net Excluding Goodwill |  | 3,624 | 3,664
In Process Research and Development [Member] |  |  |
Finite-Lived and Indefinite-Lived Intangible Assets [Line Items] |  |  |
Indefinite-lived Intangible Assets |  | 74 | 73
Microbial Cell Factories [Member] |  |  |
Finite-Lived and Indefinite-Lived Intangible Assets [Line Items] |  |  |
Indefinite-lived Intangible Assets |  | 306 | 306
Pioneer Germplasm [Member] |  |  |
Finite-Lived and Indefinite-Lived Intangible Assets [Line Items] |  |  |
Indefinite-lived Intangible Assets |  | 1,057 | 1,053
Trademarks / Trade names [Member] |  |  |
Finite-Lived and Indefinite-Lived Intangible Assets [Line Items] |  |  |
Indefinite-lived Intangible Assets |  | 555 | 545
Customer Lists [Member] |  |  |
Finite-Lived and Indefinite-Lived Intangible Assets [Line Items] |  |  |
Definite-lived Intangible Assets, Gross |  | 1,597 | 1,574
Definite-lived Intangible Assets, Accumulated Amortization |  | (612) | (586)
Definite-lived Intangible Assets, Net |  | 985 | 988
Patents [Member] |  |  |
Finite-Lived and Indefinite-Lived Intangible Assets [Line Items] |  |  |
Definite-lived Intangible Assets, Gross |  | 451 | 446
Definite-lived Intangible Assets, Accumulated Amortization |  | (280) | (259)
Definite-lived Intangible Assets, Net |  | 171 | 187
Purchased and Licensed Technology [Member] |  |  |
Finite-Lived and Indefinite-Lived Intangible Assets [Line Items] |  |  |
Definite-lived Intangible Assets, Gross |  | 930 | 964
Definite-lived Intangible Assets, Accumulated Amortization |  | (577) | (579)
Definite-lived Intangible Assets, Net |  | 353 | 385
Trademarks / Trade names [Member] |  |  |
Finite-Lived and Indefinite-Lived Intangible Assets [Line Items] |  |  |
Definite-lived Intangible Assets, Gross |  | 53 | 53
Definite-lived Intangible Assets, Accumulated Amortization |  | (16) | (15)
Definite-lived Intangible Assets, Net |  | 37 | 38
Other [Member] |  |  |
Finite-Lived and Indefinite-Lived Intangible Assets [Line Items] |  |  |
Definite-lived Intangible Assets, Gross | [1] | 172 | 171
Definite-lived Intangible Assets, Accumulated Amortization | [1] | (86) | (82)
Definite-lived Intangible Assets, Net | [1] | $ 86 | $ 89
[1] | Primarily consists of sales networks, marketing and manufacturing alliances and noncompetition agreements.

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