Note 7 - Interest Rate Swaps (Details Textual) - USD ($) |
6 Months Ended | ||||
|---|---|---|---|---|---|
Jun. 30, 2026 |
Jun. 30, 2025 |
Dec. 31, 2025 |
Jul. 31, 2025 |
Jun. 21, 2024 |
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| Accumulated Other Comprehensive Income (Loss), Net of Tax | $ 10,805 | $ 94,523 | |||
| Interest Rate Swap [Member] | |||||
| Interest Rate Derivative Liabilities, at Fair Value | 15,120 | ||||
| Deferred Income Tax Expense (Benefit) | 4,315 | $ 20,497 | |||
| Accumulated Other Comprehensive Income (Loss), Net of Tax | 10,805 | 51,320 | |||
| Interest Rate Derivative Assets, at Fair Value | $ 71,817 | ||||
| Interest Rate Swap [Member] | Fourth IRSA With Co-Bank [Member] | |||||
| Debt Instrument, Face Amount | $ 43,750,000 | ||||
| Derivative, Notional Amount | $ 43,750,000 | ||||
| Debt, Weighted Average Interest Rate | 7.56% | ||||
| CoBank [Member] | |||||
| Debt Instrument, Covenants, Percentage of Debt Under IRSAs | 35.00% | ||||
| Debt Instrument, Face Amount | $ 180,000,000 | ||||
| Debt, Weighted Average Interest Rate | 7.27% | ||||
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- Definition The percentage of existing debt under IRSAs as it relates to a debt instrument covenant. No definition available.
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- Definition Amount, after tax, of accumulated increase (decrease) in equity from transaction and other event and circumstance from nonowner source. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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- Definition Face (par) amount of debt instrument at time of issuance. Reference 1: http://www.xbrl.org/2003/role/exampleRef
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- Definition Weighted average interest rate of debt outstanding. No definition available.
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- Definition Amount of deferred income tax expense (benefit) pertaining to income (loss) from continuing operations. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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- Definition Nominal or face amount used to calculate payment on derivative. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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- Definition Fair value as of the balance sheet date of interest rate derivative assets, which includes all such derivative instruments in hedging and nonhedging relationships that are recognized as assets. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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- Definition Fair value as of the balance sheet date of interest rate derivative liabilities, which includes all such derivative instruments in hedging and nonhedging relationships that are recognized as liabilities. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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