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Inventories (Details) - USD ($) $ in Millions | Jul. 31, 2025 | Apr. 30, 2025
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Inventories (Textual) [Abstract] |  |
Excess of current costs over stated LIFO value | $ 628 | $ 600

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- Definition Inventories. + References No definition available. + Details
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- Definition The excess of replacement or current cost over the stated LIFO (last in first out) inventory value when the LIFO inventory method is utilized. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Topic 210 -SubTopic 10 -Name Accounting Standards Codification -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02(6)(c)) -Publisher FASB -URI https://asc.fasb.org/1943274/2147480566/210-10-S99-1 + Details
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