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Note 16 - Shareholders' Equity (Details Textual) | Nov. 02, 2021 shares | Oct. 28, 2011 $ / shares shares | Oct. 31, 2025 shares
--- | --- | --- | ---
Common Stock Dividends, Rights Per Share (in shares) | shares | 1 | 1 |
Minimum Percentage of Stock Owner in Stockholder Protection Rights Agreement |  | 15.00% |
Preferred Stock, Exercise Price (in dollars per share) | $ / shares |  | $ 25 |
Preferred Stock, Number of Votes |  | 1,000 |
Preferred Stock, Dividend Rate, Common Stock Dividend Amount Multiplier |  | 1,000 |
Preferred Stock, Redemption Price Per Share (in dollars per share) | $ / shares |  | $ 0.0001 |
Preferred Stock, Capital Shares Reserved for Future Issuance (in shares) | shares |  |  | 100,000

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- Definition Minimum Percentage of Stock Owner in Stockholder Protection Rights Agreement + References No definition available. + Details
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- Definition Aggregate number of nonredeemable preferred shares reserved for future issuance. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Topic 210 -SubTopic 10 -Name Accounting Standards Codification -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02(28)) -Publisher FASB -URI https://asc.fasb.org/1943274/2147480566/210-10-S99-1 + Details
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- Definition The price per share at which the preferred stock of an entity that has priority over common stock in the distribution of dividends and in the event of liquidation of the entity is redeemed or may be called at. The redemption features of this preferred stock are solely within the control of the issuer. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Name Accounting Standards Codification -Topic 505 -SubTopic 10 -Section 50 -Paragraph 3 -Publisher FASB -URI https://asc.fasb.org/1943274/2147481112/505-10-50-3 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Name Accounting Standards Codification -Topic 505 -SubTopic 10 -Section 50 -Paragraph 5 -Subparagraph (a) -Publisher FASB -URI https://asc.fasb.org/1943274/2147481112/505-10-50-5 Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef -Name Accounting Standards Codification -Topic 505 -SubTopic 10 -Section 50 -Paragraph 11 -Publisher FASB -URI https://asc.fasb.org/1943274/2147481112/505-10-50-11 + Details
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