Note 6 - Party-in-interest Transactions (Details Textual) - EBP 94-2156203 002 [Member] - USD ($) |
12 Months Ended | |
|---|---|---|
Dec. 31, 2025 |
Dec. 31, 2024 |
|
| EBP, Change in Net Asset Available for Benefit, Decrease from Administrative Expense | $ 25,168 | $ 26,799 |
| EBP, Employer, Common Stock [Member] | ||
| EBP, Change in Net Asset Available for Benefit, Increase from Dividend Income on Investment | 522,599 | 511,149 |
| EBP, Investment Acquired, Excluding Plan Interest in Master Trust, Cost | 946,096 | 830,163 |
| EBP, Investment Sold, Excluding Plan Interest in Master Trust, Selling Price | 1,213,675 | 1,050,733 |
| EBP, Employer, Common Stock [Member] | EBP, Trustee [Member] | ||
| EBP, Change in Net Asset Available for Benefit, Decrease from Administrative Expense | $ 29,081 | $ 29,612 |
| X | ||||||||||
- Definition Amount of decrease in net asset available for benefit from administrative expense incurred by employee stock purchase, saving, or similar plan (employee benefit plan (EBP)). Reference 1: http://www.xbrl.org/2003/role/exampleRef
|
| X | ||||||||||
- 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
|
| X | ||||||||||
- Definition Cost of investment, excluding plan interest in master trust, acquired by employee stock purchase, saving, or similar plan (employee benefit plan (EBP)). Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
|
| X | ||||||||||
- Definition Amount of selling price for investment, excluding plan interest in master trust, sold by employee stock purchase, saving, or similar plan (employee benefit plan (EBP)). Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
|
| X | ||||||||||
- Details
|
| X | ||||||||||
- Details
|
| X | ||||||||||
- Details
|