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Research and Development (Details) - USD ($) $ in Millions | 3 Months Ended | 6 Months Ended | 48 Months Ended
--- | --- | --- | ---
Mar. 31, 2023 | Mar. 31, 2023 | Sep. 30, 2026
Research and Development Arrangement, Contract to Perform for Others [Line Items] |  |  |
Other Research and Development Expense | $ 2 | $ 18 |
Forecast |  |  |
Research and Development Arrangement, Contract to Perform for Others [Line Items] |  |  |
Other Research and Development Expense |  |  | $ 88

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- Definition Amount of other research and development expense. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 730 -SubTopic 10 -Section 50 -Paragraph 1 -URI https://asc.fasb.org/extlink&oid=6420194&loc=d3e21568-108373 + Details
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- Details
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