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Product Warranty Obligations (Tables) | 12 Months Ended
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Sep. 30, 2025
Product Warranties Disclosures [Abstract] |
Changes in Product Warranty Obligations | Changes in product warranty obligations were (in millions):
|  | September 30,
|  | 2025 |  | 2024
Beginning balance |  | $ | 24 |  |  | $ | 18 |
Warranties recorded at time of sale |  | 20 |  |  | 17 |
Adjustments to pre-existing warranties |  | (2) |  |  | 10 |
Settlements of warranty claims |  | (19) |  |  | (21) |
Ending balance |  | $ | 23 |  |  | $ | 24 |

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- Definition Tabular disclosure of the changes in the guarantor's aggregate product warranty liability, including the beginning balance of the aggregate product warranty liability, the aggregate reductions in that liability for payments made (in cash or in kind) under the warranty, the aggregate changes in the liability for accruals related to product warranties issued during the reporting period, the aggregate changes in the liability for accruals related to preexisting warranties (including adjustments related to changes in estimates), and the ending balance of the aggregate product warranty liability. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Topic 460 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 8 -Subparagraph (c) -Publisher FASB -URI https://asc.fasb.org/1943274/2147482425/460-10-50-8 + Details
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