Note 4 - Estimated Liquidation and Operating Costs Net of Estimated Receipts (Details Textual) - USD ($) |
Dec. 31, 2025 |
Dec. 31, 2024 |
Dec. 31, 2023 |
|---|---|---|---|
| Liquidation Basis of Accounting, Accrued Costs to Dispose of Assets and Liabilities | $ 17,334,618 | $ 11,089,746 | $ 11,108,640 |
| Liquidation Basis of Accounting, Selling Costs and Retention Bonuses | 5,300,000 | ||
| Liquidation Basis of Accounting, Accrued Closing Credit for Infrastructure Costs | 4,020,222 | $ (0) | |
| Approximate [Member] | |||
| Liquidation Basis of Accounting, Accrued Closing Credit for Infrastructure Costs | $ 4,000,000 |