Additional Financial Information - Schedule of Classes of Assets and Liabilities of Business Held for Sale (Details) - Discontinued Operations, Held-for-Sale - USD ($) $ in Millions |
Jun. 30, 2026 |
Sep. 30, 2025 |
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| Disposal Group, Including Discontinued Operations [Line Items] | ||
| Cash | $ 9 | $ 3 |
| Inventories | 39 | 50 |
| Property, plant and equipment, net | 11 | 20 |
| Intangible assets subject to amortization, net | 6 | 10 |
| Other assets | 3 | 6 |
| Assets of business held for sale | 68 | 89 |
| Accounts payable and accrued liabilities | 26 | 34 |
| Other liabilities | 13 | 15 |
| Liabilities of business held for sale | $ 39 | $ 49 |
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- Definition Amount classified as assets attributable to disposal group held for sale or disposed of. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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- Definition Amount classified as accounts payable and accrued liabilities attributable to disposal group held for sale or disposed of. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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- Definition Amount classified as cash and cash equivalents attributable to disposal group held for sale or disposed of. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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- Definition Amount classified as intangible assets, excluding goodwill, attributable to disposal group held for sale or disposed of. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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- Definition Amount classified as inventory attributable to disposal group held for sale or disposed of. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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- Definition Amount classified as other assets attributable to disposal group held for sale or disposed of. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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- Definition Amount classified as other liabilities attributable to disposal group held for sale or disposed of. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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- Definition Amount classified as property, plant, and equipment attributable to disposal group held for sale or disposed of. 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/2003/role/disclosureRef
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- Definition Amount classified as liabilities attributable to disposal group held for sale or disposed of. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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- Details
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