Goodwill and Other Intangible Assets - Changes in Carrying Amount of Goodwill (Details) $ in Millions |
9 Months Ended |
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Jun. 30, 2025
USD ($)
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| Goodwill | |
| Balance at beginning of period | $ 3,993.0 |
| Translation | 9.0 |
| Balance at end of period | 4,002.0 |
| Gross carrying value of goodwill | 4,160.0 |
| Accumulated impairment losses | (158.0) |
| Intelligent Devices | |
| Goodwill | |
| Balance at beginning of period | 900.0 |
| Translation | 4.0 |
| Balance at end of period | 904.0 |
| Gross carrying value of goodwill | 904.0 |
| Accumulated impairment losses | 0.0 |
| Software & Control | |
| Goodwill | |
| Balance at beginning of period | 2,437.0 |
| Translation | 3.0 |
| Balance at end of period | 2,440.0 |
| Gross carrying value of goodwill | 2,440.0 |
| Accumulated impairment losses | 0.0 |
| Lifecycle Services | |
| Goodwill | |
| Balance at beginning of period | 656.0 |
| Translation | 2.0 |
| Balance at end of period | 658.0 |
| Gross carrying value of goodwill | 816.0 |
| Accumulated impairment losses | $ (158.0) |
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- Definition Amount, after accumulated impairment loss, of asset representing future economic benefit arising from other asset acquired in business combination or from joint venture formation or both, that is not individually identified and separately recognized. Reference 1: http://www.xbrl.org/2003/role/exampleRef
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- Definition Amount of foreign currency translation gain (loss) which increases (decreases) asset representing future economic benefit from other asset acquired in business combination or from joint venture formation or both, that is not individually identified and separately recognized. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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- Definition Amount, before accumulated impairment loss, of asset representing future economic benefit arising from other asset acquired in business combination or from joint venture formation or both, that is not individually identified and separately recognized. Includes amount, before amortization expense and impairment loss, of goodwill for private company. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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- Definition Amount of accumulated impairment loss for asset representing future economic benefit arising from other asset acquired in business combination or from joint venture formation or both, that is not individually identified and separately recognized. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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- Definition A roll forward is a reconciliation of a concept from the beginning of a period to the end of a period. No definition available.
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