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v3.24.2

Note I - Capital Stock (Details Textual) - USD ($) | 12 Months Ended |
--- | --- | ---
Apr. 30, 2024 | Apr. 30, 2023
Common Stock, Shares Authorized (in shares) | 50,000,000 | 50,000,000
Common Stock, Par or Stated Value Per Share (in dollars per share) | $ 0.01 | $ 0.01
Preferred Stock, Shares Authorized (in shares) | 1,000,000 | 1,000,000
Preferred Stock, Par or Stated Value Per Share | $ 0.01 | $ 0.01
Preferred Stock, Shares Issued, Total (in shares) | 0 | 0
Subsidiaries [Member] |  |
Preferred Stock, Par or Stated Value Per Share | $ 1 |
Preferred Stock, Shares Issued, Total (in shares) | 500,000 |
Preferred Stock, Dividend Rate, Percentage | 8.00% |
Preferred Stock Right of Shareholder, Amount of Shares | 400,000 |
Preferred Stock, Right to Shareholder Value of Redeemed Stock | $ 400,000 |

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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. + References No definition available. + Details
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