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Segment Financial Data (By Geographic Region) (Details) - USD ($) $ in Millions | 12 Months Ended
--- | ---
Dec. 31, 2017 | Dec. 31, 2016 | Dec. 31, 2015
External Net Sales by Geography | 59837 | 57244 | 56098
United States Export Sales | $ 11,124 | $ 10,827 | $ 9,741
Operating profit by Geography | $ 8,672 | $ 8,172 | $ 7,291
Long-Lived Assets by Geography | 10186 | 9158 | 8732
United States Operations |  |  |
External Net Sales by Geography | 33912 | 32335 | 30989
Operating profit by Geography | $ 4,528 | $ 4,566 | $ 4,391
Long-Lived Assets by Geography | 5323 | 4822 | 4517
Europe [Member] |  |  |
External Net Sales by Geography | 11879 | 11151 | 10945
United States Export Sales | $ 5,273 | $ 5,065 | $ 4,366
Operating profit by Geography | $ 2,058 | $ 1,933 | $ 1,882
Long-Lived Assets by Geography | 1817 | 1538 | 1525
Asia Pacific [Member] |  |  |
External Net Sales by Geography | 8770 | 8260 | 8425
United States Export Sales | $ 3,634 | $ 3,449 | $ 2,902
Operating profit by Geography | $ 1,488 | $ 1,484 | $ 1,641
Long-Lived Assets by Geography | 1113 | 999 | 994
Other |  |  |
External Net Sales by Geography | 5262 | 5479 | 5584
United States Export Sales | $ 2,217 | $ 2,313 | $ 2,473
Operating profit by Geography | $ 1,077 | $ 963 | $ 109
Long-Lived Assets by Geography | 1389 | 1325 | 1273
Eliminations and other |  |  |
External Net Sales by Geography | 14 | 19 | 155
Operating profit by Geography | $ (479) | $ (774) | $ (732)
Long-Lived Assets by Geography | 544 | 474 | 423

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