Goodwill and Other Intangible Assets - Schedule of Other Intangible Assets (Details) - USD ($) $ in Millions |
Jun. 30, 2026 |
Sep. 30, 2025 |
|---|---|---|
| Intangible Asset, Finite-Lived [Line Items] | ||
| Gross Carrying Amount | $ 655 | $ 633 |
| Accumulated Amortization | (357) | (314) |
| Net | 298 | 319 |
| Patented technology | ||
| Intangible Asset, Finite-Lived [Line Items] | ||
| Gross Carrying Amount | 81 | 81 |
| Accumulated Amortization | (49) | (45) |
| Net | 32 | 36 |
| Customer relationships | ||
| Intangible Asset, Finite-Lived [Line Items] | ||
| Gross Carrying Amount | 559 | 537 |
| Accumulated Amortization | (304) | (265) |
| Net | 255 | 272 |
| Other | ||
| Intangible Asset, Finite-Lived [Line Items] | ||
| Gross Carrying Amount | 15 | 15 |
| Accumulated Amortization | (4) | (4) |
| Net | $ 11 | $ 11 |
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- Definition Amount of accumulated amortization of finite-lived intangible asset. Excludes goodwill and capitalized cost for software to be sold, leased, or marketed. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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- Definition Amount, before accumulated amortization, of finite-lived intangible asset. Excludes goodwill and capitalized cost for software to be sold, leased, or marketed. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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- Definition Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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- Definition Amount, after accumulated amortization, of finite-lived intangible asset. Excludes goodwill and capitalized cost for software to be sold, leased, or marketed. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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