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v3.19.1

Segment Information - Financial Information Related to Company's Reportable Segments (Detail) - USD ($) $ in Millions | 3 Months Ended | 6 Months Ended
--- | --- | ---
Mar. 31, 2019 | Mar. 31, 2018 | Dec. 31, 2017 | Mar. 31, 2019 | Mar. 31, 2018
Segment Reporting Information [Line Items] |  |  |  |  |
Net sales | $ 5,779 | $ 5,630 |  | $ 11,243 | $ 10,935
Segment EBITA | 664 | 615 |  | 1,247 | 1,271
Corporate expenses | (167) | (162) |  | (303) | (300)
Amortization of intangible assets | (98) | (92) |  | (195) | (184)
Restructuring and impairment costs | 0 | 0 | $ (154) | 0 | (154)
Equity Securities, FV-NI, Unrealized Gain (Loss) Restricted | 20 | 0 |  | (1) |
Net mark-to-market adjustments on pension plans |  |  |  | (1) | 0
Net financing charges | (98) | (107) |  | (183) | (209)
Income from continuing operations before income taxes | 321 | 254 |  | 565 | 424
Building Solutions North America |  |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |  |
Net sales | 2,187 |  |  | 4,303 |
Building Solutions EMEA/LA |  |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |  |
Net sales | 878 |  |  | 1,785 |
Building Solutions Asia Pacific |  |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |  |
Net sales | 628 |  |  | 1,241 |
Global Products |  |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |  |
Net sales | 2,086 |  |  | 3,914 |
Building Technologies & Solutions | Building Solutions North America |  |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |  |
Net sales | 2,187 | 2,097 |  | 4,303 | 4,109
Segment EBITA | 257 | 239 |  | 507 | 466
Building Technologies & Solutions | Building Solutions EMEA/LA |  |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |  |
Net sales | 878 | 907 |  | 1,785 | 1,822
Segment EBITA | 80 | 77 |  | 157 | 146
Building Technologies & Solutions | Building Solutions Asia Pacific |  |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |  |
Net sales | 628 | 586 |  | 1,241 | 1,183
Segment EBITA | 76 | 71 |  | 142 | 145
Building Technologies & Solutions | Global Products |  |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |  |
Net sales | 2,086 | 2,040 |  | 3,914 | 3,821
Segment EBITA | $ 251 | $ 228 |  | $ 441 | $ 514

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