Note 11 - Shareholders' Equity (Details Textual) - USD ($) |
12 Months Ended | ||
|---|---|---|---|
Dec. 31, 2025 |
Feb. 24, 2025 |
Dec. 31, 2024 |
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| Share Repurchase Program, Authorized, Amount | $ 7,500,000 | ||
| Stock Repurchased and Retired During Period, Shares (in shares) | 10,456 | ||
| Shares Acquired, Average Cost Per Share (in dollars per share) | $ 19.21 | ||
| Share Repurchase Program, Remaining Authorized, Amount | $ 7,299,140 | ||
| Preferred Stock, Shares Authorized (in shares) | 250,000 | ||
| Preferred Stock, No Par Value (in dollars per share) | $ 0 | ||
| Preferred Stock, Shares Issued, Total (in shares) | 0 | ||
| Non-voting Preferred Stock [Member] | |||
| Preferred Stock, Shares Authorized (in shares) | 250,000 | ||
| Preferred Stock, No Par Value (in dollars per share) | $ 0 | ||
| Series A Non-voting Convertible Preferred Stock [Member] | |||
| Preferred Stock, Shares Authorized (in shares) | 125,000 | ||
| Preferred Stock, Shares Issued, Total (in shares) | 0 | 0 | |
| Preferred Stock, Par or Stated Value Per Share (in dollars per share) | $ 0.06 | ||
| Preferred Stock, Shares Outstanding (in shares) | 0 | 0 |
| X | ||||||||||
- Definition Amount authorized for purchase of share under share repurchase plan. Includes, but is not limited to, repurchase of stock and unit of ownership. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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| X | ||||||||||
- Definition Face amount per share of no-par value preferred stock nonredeemable or redeemable solely at the option of the issuer. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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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://fasb.org/us-gaap/role/ref/legacyRef
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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://fasb.org/us-gaap/role/ref/legacyRef
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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://fasb.org/us-gaap/role/ref/legacyRef
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| X | ||||||||||
- 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://fasb.org/us-gaap/role/ref/legacyRef
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| X | ||||||||||
- Definition Amount remaining authorized for purchase of share under share repurchase plan. Includes, but is not limited to, repurchase of stock and unit of ownership. No definition available.
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| X | ||||||||||
- Definition Number of shares that have been repurchased and retired during the period. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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| X | ||||||||||
- Definition Total cost of shares repurchased divided by the total number of shares repurchased. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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| X | ||||||||||
- Details
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- Details
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