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v3.24.3

Goodwill and Other Intangible Assets - Changes in Carrying Amount of Goodwill (Details) - USD ($) $ in Millions | 3 Months Ended | 12 Months Ended
--- | --- | ---
Sep. 30, 2024 | Mar. 31, 2024 | Sep. 30, 2024 | Sep. 30, 2023 | Sep. 30, 2022
Goodwill [Roll Forward] |  |  |  |  |
Goodwill |  |  |  | $ 17,737 | $ 16,956
Accumulated impairment loss |  |  |  | (965) | (781)
Beginning Balance |  |  | $ 16,772 | 16,175 |
Acquisitions |  |  |  | 586 |
Impairments |  | $ (230) | (230) | (184) |
Foreign currency translation and other |  |  | 183 | 195 |
Ending Balance | $ 16,725 |  | 16,725 | 16,772 | 16,175
Disposal Group, Held-for-sale, Not Discontinued Operations | Air Distribution Technologies |  |  |  |  |
Goodwill [Roll Forward] |  |  |  |  |
Impairments | (21) |  |  |  |
Building Solutions North America |  |  |  |  |
Goodwill [Roll Forward] |  |  |  |  |
Goodwill |  |  |  | 10,040 | 9,630
Accumulated impairment loss |  |  |  | (659) | (659)
Beginning Balance |  |  | 9,381 | 8,971 |
Acquisitions |  |  |  | 399 |
Impairments |  |  | 0 | 0 |
Foreign currency translation and other |  |  | 10 | 11 |
Ending Balance | 9,391 |  | 9,391 | 9,381 | 8,971
Building Solutions EMEA/LA |  |  |  |  |
Goodwill [Roll Forward] |  |  |  |  |
Goodwill |  |  |  | 1,932 | 1,794
Accumulated impairment loss |  |  |  | (47) | (47)
Beginning Balance |  |  | 1,885 | 1,747 |
Acquisitions |  |  |  | 13 |
Impairments |  |  | (230) | 0 |
Foreign currency translation and other |  |  | 107 | 125 |
Ending Balance | 1,762 |  | 1,762 | 1,885 | 1,747
Building Solutions Asia Pacific |  |  |  |  |
Goodwill [Roll Forward] |  |  |  |  |
Goodwill |  |  |  | 1,179 | 1,116
Accumulated impairment loss |  |  |  | 0 | 0
Beginning Balance |  |  | 1,179 | 1,116 |
Acquisitions |  |  |  | 55 |
Impairments |  |  | 0 | 0 |
Foreign currency translation and other |  |  | 48 | 8 |
Ending Balance | 1,227 |  | 1,227 | 1,179 | 1,116
Global Products |  |  |  |  |
Goodwill [Roll Forward] |  |  |  |  |
Goodwill |  |  |  | 4,586 | 4,416
Accumulated impairment loss |  |  |  | (259) | (75)
Beginning Balance |  |  | 4,327 | 4,341 |
Acquisitions |  |  |  | 119 |
Impairments |  |  | 0 | (184) |
Foreign currency translation and other |  |  | 18 | 51 |
Ending Balance | $ 4,345 |  | $ 4,345 | $ 4,327 | $ 4,341

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