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Segment Information (Schedule of Segment Information) (Details) - USD ($) $ in Millions | 3 Months Ended | 6 Months Ended |
--- | --- | --- | ---
Jun. 30, 2017 | Jun. 30, 2016 | Jun. 30, 2017 | Jun. 30, 2016 | Dec. 31, 2016
Net sales | $ 7,424 | $ 7,061 | $ 15,167 | $ 14,466 |
Segment operating earnings | 1,757 | 1,613 | 3,748 | 3,330 |
Agriculture [Member] |  |  |  |  |
Net sales | 3,446 | 3,218 | 7,374 | 7,004 |
Segment operating earnings | 963 | 865 | 2,199 | 1,966 |
Segment net assets | 10,181 |  | 10,181 |  | $ 6,342
Increase in net assets |  |  | 3,839 |  |
Electronics & Communications [Member] |  |  |  |  |
Net sales | 546 | 494 | 1,056 | 946 |
Segment operating earnings | 116 | 93 | 205 | 152 |
Industrial Biosciences [Member] |  |  |  |  |
Net sales | 395 | 355 | 763 | 707 |
Segment operating earnings | 76 | 62 | 151 | 125 |
Nutrition & Health [Member] |  |  |  |  |
Net sales | 818 | 835 | 1,607 | 1,636 |
Segment operating earnings | 135 | 130 | 256 | 234 |
Performance Materials [Member] |  |  |  |  |
Net sales | 1,381 | 1,335 | 2,749 | 2,584 |
Segment operating earnings | 329 | 325 | 684 | 598 |
Protection Solutions [Member] |  |  |  |  |
Net sales | 801 | 786 | 1,548 | 1,515 |
Segment operating earnings | 191 | 188 | 368 | 364 |
Other Segment [Member] |  |  |  |  |
Net sales | 37 | 38 | 70 | 74 |
Segment operating earnings | (53) | (50) | (115) | (109) |
Operating Segments [Member] |  |  |  |  |
Segment operating earnings | $ 1,757 | $ 1,613 | $ 3,748 | $ 3,330 |

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