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Goodwill and Intangible Assets (Goodwill balance by business segment) (Details) | 3 Months Ended | 12 Months Ended
--- | --- | ---
Dec. 31, 2018 USD ($) | Mar. 31, 2018 USD ($) | Dec. 31, 2018 USD ($) item | Dec. 31, 2017 USD ($) | Dec. 31, 2016 USD ($)
Goodwill Information |  |  |  |  |
Number of business combinations completed | item |  |  | 0 |  |
Purchased goodwill from acquisitions |  |  |  | $ 1,302,000,000 |
Goodwill acquired during the period which is deductible for tax purposes |  |  |  | 0 |
Increase (decrease) in goodwill related to preliminary allocation of purchase price for prior acquisitions |  |  | $ 7,000,000 |  |
Goodwill |  |  |  |  |
Balance at the beginning of the period |  | $ 10,513,000,000 | 10,513,000,000 | 9,166,000,000 |
Acquisition activity |  |  | 7,000,000 | 1,302,000,000 |
Divestiture activity |  |  | (272,000,000) | (323,000,000) |
Translation and other |  |  | (197,000,000) | 368,000,000 |
Balance at the end of the period | $ 10,051,000,000 |  | 10,051,000,000 | 10,513,000,000 | $ 9,166,000,000
Amount of Goodwill impairment | 0 | 0 |  | 0 | 0
Industrial |  |  |  |  |
Goodwill |  |  |  |  |
Balance at the beginning of the period |  | 2,678,000,000 | 2,678,000,000 | 2,536,000,000 |
Divestiture activity |  |  | (4,000,000) |  |
Translation and other |  |  | (60,000,000) | 142,000,000 |
Balance at the end of the period | 2,614,000,000 |  | 2,614,000,000 | 2,678,000,000 | 2,536,000,000
Safety And Graphics |  |  |  |  |
Goodwill |  |  |  |  |
Balance at the beginning of the period |  | 4,419,000,000 | 4,419,000,000 | 3,324,000,000 |
Acquisition activity |  |  | 7,000,000 | 1,296,000,000 |
Divestiture activity |  |  | (8,000,000) | (323,000,000) |
Translation and other |  |  | (93,000,000) | 122,000,000 |
Balance at the end of the period | 4,325,000,000 |  | 4,325,000,000 | 4,419,000,000 | 3,324,000,000
Health Care |  |  |  |  |
Goodwill |  |  |  |  |
Balance at the beginning of the period |  | 1,682,000,000 | 1,682,000,000 | 1,609,000,000 |
Acquisition activity |  |  |  | 6,000,000 |
Translation and other |  |  | (28,000,000) | 67,000,000 |
Balance at the end of the period | 1,654,000,000 |  | 1,654,000,000 | 1,682,000,000 | 1,609,000,000
Electronics And Energy |  |  |  |  |
Goodwill |  |  |  |  |
Balance at the beginning of the period |  | 1,524,000,000 | 1,524,000,000 | 1,489,000,000 |
Divestiture activity |  |  | (260,000,000) |  |
Translation and other |  |  | (14,000,000) | 35,000,000 |
Balance at the end of the period | 1,250,000,000 |  | 1,250,000,000 | 1,524,000,000 | 1,489,000,000
Consumer |  |  |  |  |
Goodwill |  |  |  |  |
Balance at the beginning of the period |  | $ 210,000,000 | 210,000,000 | 208,000,000 |
Translation and other |  |  | (2,000,000) | 2,000,000 |
Balance at the end of the period | $ 208,000,000 |  | $ 208,000,000 | $ 210,000,000 | $ 208,000,000

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