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Basis of Presentation and Summary of Significant Accounting Policies (Narrative, Shipping and Handling) (Details) - USD ($) $ in Millions | 3 Months Ended | 12 Months Ended
--- | --- | ---
Mar. 31, 2024 | Dec. 31, 2023 | Sep. 30, 2023 | Mar. 31, 2023 | Dec. 31, 2022 | Sep. 30, 2022 | Jun. 30, 2024 | Jun. 30, 2023 | Jun. 30, 2022
Distribution, selling, general and administrative expenses [Line Items] |  |  |  |  |  |  |  |  |
Distribution, selling, general and administrative expenses | $ 1,269 | $ 1,268 | $ 1,186 | $ 1,172 | $ 1,179 | $ 1,195 | $ 5,000 | $ 4,800 | $ 4,512
Shipping and Handling [Member] |  |  |  |  |  |  |  |  |
Distribution, selling, general and administrative expenses [Line Items] |  |  |  |  |  |  |  |  |
Distribution, selling, general and administrative expenses |  |  |  |  |  |  | $ 866 | $ 835 | $ 756

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- Definition [Line Items] for goods and services sold [Table] + References No definition available. + Details
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- Definition The aggregate total costs related to selling a firm's product and services, as well as all other general and administrative expenses. Direct selling expenses (for example, credit, warranty, and advertising) are expenses that can be directly linked to the sale of specific products. Indirect selling expenses are expenses that cannot be directly linked to the sale of specific products, for example telephone expenses, Internet, and postal charges. General and administrative expenses include salaries of non-sales personnel, rent, utilities, communication, etc. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Topic 220 -SubTopic 10 -Name Accounting Standards Codification -Section S99 -Paragraph 2 -Subparagraph (SX 210.5-03(4)) -Publisher FASB -URI https://asc.fasb.org/1943274/2147483621/220-10-S99-2 + Details
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- Details
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