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Impairment of Long-Lived Assets (Details) - USD ($) $ in Millions | 3 Months Ended | 6 Months Ended
--- | --- | ---
Dec. 31, 2017 | Mar. 31, 2017 | Dec. 31, 2016 | Mar. 31, 2018 | Mar. 31, 2017
Impairment of Long Lived Assets [Line Items] |  |  |  |  |
Asset Impairment Charges |  |  |  | $ 30 | $ 39
2018 Restructuring Plan |  |  |  |  |
Impairment of Long Lived Assets [Line Items] |  |  |  |  |
Asset Impairment Charges | $ 30 |  |  |  |
2018 Restructuring Plan | Global Products |  |  |  |  |
Impairment of Long Lived Assets [Line Items] |  |  |  |  |
Asset Impairment Charges | 23 |  |  |  |
2018 Restructuring Plan | Corporate Segment |  |  |  |  |
Impairment of Long Lived Assets [Line Items] |  |  |  |  |
Asset Impairment Charges | 5 |  |  |  |
2018 Restructuring Plan | Power Solutions |  |  |  |  |
Impairment of Long Lived Assets [Line Items] |  |  |  |  |
Asset Impairment Charges | $ 2 |  |  |  |
2017 Restructuring Plan |  |  |  |  |
Impairment of Long Lived Assets [Line Items] |  |  |  |  |
Asset Impairment Charges |  | $ 23 | $ 15 |  | 38
2017 Restructuring Plan | Global Products |  |  |  |  |
Impairment of Long Lived Assets [Line Items] |  |  |  |  |
Asset Impairment Charges |  |  |  |  | 20
2017 Restructuring Plan | Corporate Segment |  |  |  |  |
Impairment of Long Lived Assets [Line Items] |  |  |  |  |
Asset Impairment Charges |  |  |  |  | 17
2017 Restructuring Plan | Building Solutions North America |  |  |  |  |
Impairment of Long Lived Assets [Line Items] |  |  |  |  |
Asset Impairment Charges |  |  |  |  | $ 1

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- Definition Amount of write-down of assets recognized in the income statement. Includes, but is not limited to, losses from tangible assets, intangible assets and goodwill. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 360 -SubTopic 10 -Section 45 -Paragraph 4 -URI http://asc.fasb.org/extlink&oid=68055307&loc=d3e2420-110228 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 28 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=98514028&loc=d3e3602-108585 + Details
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