Restructuring Charges (Details) - USD ($) $ / shares in Units, $ in Millions |
3 Months Ended | 6 Months Ended | 12 Months Ended | |||
|---|---|---|---|---|---|---|
Mar. 31, 2026 |
Mar. 31, 2025 |
Mar. 31, 2026 |
Mar. 31, 2025 |
Sep. 30, 2025 |
Sep. 30, 2024 |
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| Restructuring Cost and Reserve [Line Items] | ||||||
| Restructuring charges | $ 97 | |||||
| Restructuring charges, net of tax | $ 73 | |||||
| Restructuring charges, per diluted share (in usd per share) | $ 0.64 | |||||
| Reversed accrual adjustment | $ 5 | |||||
| Expected restructuring charges | $ 92 | $ 92 | ||||
| Payments for restructuring | 7 | $ 12 | 17 | $ 26 | ||
| Accruals for restructuring charges | $ 10 | $ 10 | $ 27 | |||
| Employee Severance | ||||||
| Restructuring Cost and Reserve [Line Items] | ||||||
| Restructuring charges | $ 92 | |||||
| Other Restructuring | ||||||
| Restructuring Cost and Reserve [Line Items] | ||||||
| Restructuring charges | $ 5 | |||||
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- Definition Restructuring Charges, Net Of Tax No definition available.
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- Definition Restructuring Charges, Per Diluted Share No definition available.
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- Definition Amount of cash payments made as the result of exit or disposal activities. Excludes payments associated with a discontinued operation or an asset retirement obligation. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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- Definition Amount expected to be recognized in earnings for the specified restructuring cost. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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- Definition Amount of expenses associated with exit or disposal activities pursuant to an authorized plan. Excludes expenses related to a discontinued operation or an asset retirement obligation. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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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 Carrying amount (including both current and noncurrent portions of the accrual) as of the balance sheet date pertaining to a specified type of cost associated with exit from or disposal of business activities or restructuring pursuant to a duly authorized plan. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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- Definition Amount of expense (reversal of expense) which increases (decreases) the restructuring reserve from an adjustment to a previously accrued restructuring liability. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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- Details
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- Details
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