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Goodwill and Intangible Assets (Goodwill balance by business segment) (Details) - USD ($) $ in Millions | 3 Months Ended | 9 Months Ended
--- | --- | ---
Mar. 31, 2018 | Sep. 30, 2018
Goodwill |  |
Balance at the beginning of the period | $ 10,513 | $ 10,513
Acquisition activity |  | 7
Divestiture activity |  | (259)
Translation and other |  | (138)
Balance at the end of the period |  | 10,123
Amount of Goodwill impairment | 0 |
Industrial |  |
Goodwill |  |
Balance at the beginning of the period | 2,678 | 2,678
Divestiture activity |  | (4)
Translation and other |  | (50)
Balance at the end of the period |  | 2,624
Safety And Graphics |  |
Goodwill |  |
Balance at the beginning of the period | 4,419 | 4,419
Acquisition activity |  | 7
Divestiture activity |  | (8)
Translation and other |  | (53)
Balance at the end of the period |  | 4,365
Health Care |  |
Goodwill |  |
Balance at the beginning of the period | 1,682 | 1,682
Translation and other |  | (20)
Balance at the end of the period |  | 1,662
Electronics And Energy |  |
Goodwill |  |
Balance at the beginning of the period | 1,524 | 1,524
Divestiture activity |  | (247)
Translation and other |  | (11)
Balance at the end of the period |  | 1,266
Consumer |  |
Goodwill |  |
Balance at the beginning of the period | $ 210 | 210
Translation and other |  | (4)
Balance at the end of the period |  | $ 206

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- Definition Amount after accumulated impairment loss of an asset representing future economic benefits arising from other assets acquired in a business combination that are not individually identified and separately recognized. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 350 -SubTopic 20 -Section 45 -Paragraph 5 -URI http://asc.fasb.org/extlink&oid=77989000&loc=SL49117168-202975 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 350 -SubTopic 20 -Section 45 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=99380562&loc=d3e13770-109266 + Details
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- Definition Amount of increase in asset representing future economic benefits arising from other assets acquired in a business combination that are not individually identified and separately recognized resulting from a business combination. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 350 -SubTopic 20 -Section 50 -Paragraph 1 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=108376223&loc=d3e13816-109267 + Details
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- Definition Amount of foreign currency translation gain (loss) which increases (decreases) an asset representing future economic benefits from other assets acquired in a business combination that are not individually identified and separately recognized. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 350 -SubTopic 20 -Section 50 -Paragraph 1 -Subparagraph (f) -URI http://asc.fasb.org/extlink&oid=108376223&loc=d3e13816-109267 + Details
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- Definition Amount of divestiture of an asset representing future economic benefits arising from other assets acquired in a business combination that are not individually identified and separately recognized. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 350 -SubTopic 20 -Section 50 -Paragraph 1 -Subparagraph (d) -URI http://asc.fasb.org/extlink&oid=108376223&loc=d3e13816-109267 + Details
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