Consolidated Balance Sheets (Parenthetical) - shares |
Apr. 30, 2026 |
Apr. 30, 2025 |
|---|---|---|
| Statement of Financial Position [Abstract] | ||
| Serial preferred shares, no par value, shares authorized (in shares) | 6,000,000 | 6,000,000 |
| Serial preferred shares outstanding | 0 | 0 |
| Common shares authorized | 300,000,000 | 300,000,000 |
| Common shares outstanding | 106,661,858 | 106,425,081 |
| Treasury Stock, Common Shares | 43,825,787 | 44,062,564 |
| CommonStockSharesIssuedNotDisclosed | true |
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- Definition CommonStockSharesIssuedNotDisclosed No definition available.
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- Definition The maximum number of common shares permitted to be issued by an entity's charter and bylaws. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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- Definition Number of shares of common stock outstanding. Common stock represent the ownership interest in a corporation. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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- Definition The maximum number of nonredeemable preferred shares (or preferred stock redeemable solely at the option of the issuer) permitted to be issued by an entity's charter and bylaws. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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- Definition Aggregate share number for all nonredeemable preferred stock (or preferred stock redeemable solely at the option of the issuer) held by stockholders. Does not include preferred shares that have been repurchased. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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- References No definition available.
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- Definition Number of previously issued common shares repurchased by the issuing entity and held in treasury. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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