Note 7 - Party-in-Interest Transactions (Details Textual) - EBP 47-0914596 001 [Member] - USD ($) |
12 Months Ended | |
|---|---|---|
Dec. 31, 2025 |
Dec. 31, 2024 |
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| Common Stock [Member] | ||
| EBP, Change in Net Asset Available for Benefit, Increase from Dividend Income on Investment | $ 149,156 | $ 136,777 |
| EBP, Investment, Number of Shares (in shares) | 384,894 | 356,752 |
| Preferred Stock [Member] | ||
| EBP, Change in Net Asset Available for Benefit, Increase from Dividend Income on Investment | $ 5,540 | $ 4,560 |
| EBP, Investment, Number of Shares (in shares) | 3,103 | 2,582 |
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- Definition Amount of increase in net asset available for benefit from dividend income on investment held by employee stock purchase, saving, or similar plan (employee benefit plan (EBP)). Reference 1: http://www.xbrl.org/2003/role/exampleRef
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- Definition Number of shares or units of investment held by employee stock purchase, saving, or similar plan (employee benefit plan (EBP)). Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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