Capital Stock - Additional Information (Details) - USD ($) $ / shares in Units, $ in Thousands |
3 Months Ended | ||
|---|---|---|---|
Jul. 31, 2026 |
Apr. 30, 2026 |
Oct. 30, 2025 |
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| Class of Stock [Line Items] | |||
| Common stock, authorized (in shares) | 50,000,000 | 50,000,000 | |
| Common stock, par value (in dollars per share) | $ 0.01 | $ 0.01 | $ 0.01 |
| Preferred stock, authorized (in shares) | 1,000,000 | 1,000,000 | |
| Preferred shares, par value (in dollars per share) | $ 0.01 | $ 0.01 | |
| Preferred stock, issued (in shares) | 0 | 0 | |
| Common shares, outstanding (in shares) | 8,338,478 | 8,305,520 | |
| Subsidiaries | |||
| Class of Stock [Line Items] | |||
| Preferred shares, par value (in dollars per share) | $ 1.00 | ||
| Preferred stock, issued (in shares) | 500,000 | ||
| Preferred Stock, dividend rate (in percent) | 8.00% | ||
| Preferred stock right of shareholder (in shares) | 400,000 | ||
| Preferred stock, right to shareholder value of redeemed stock | $ 400 |
| X | ||||||||||
- Definition Number of shares of preferred stock that a shareholder can require to redeem. No definition available.
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- Definition The redemption (or callable) amount of redeemable preferred stock, excluding currently redeemable preferred stock. Excludes amounts representing dividends not declared or paid. No definition available.
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| X | ||||||||||
- 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 Face amount or stated value per share of common stock. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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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 percentage rate used to calculate dividend payments on preferred stock. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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| X | ||||||||||
- Definition Face amount or stated value per share of preferred stock nonredeemable or redeemable solely at the option of the issuer. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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| X | ||||||||||
- 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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| X | ||||||||||
- Definition Number of shares issued for nonredeemable preferred shares and preferred shares redeemable solely at option of issuer. Includes, but is not limited to, preferred shares issued, repurchased, and held as treasury shares. Excludes preferred shares classified as debt. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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- Details
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