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Note 7 - Accrued Expenses and Other Liabilities - Current (Details Textual) |  | 3 Months Ended |  |
--- | --- | --- | --- | ---
Jan. 20, 2026 USD ($) | Mar. 31, 2026 USD ($) | Mar. 31, 2025 USD ($) | Dec. 31, 2025 USD ($) | Dec. 11, 2024 USD ($)
Payable, Investment, Purchase, Short-term |  | $ 1,284,022 |  |  |
Interest Expense, Nonoperating |  | 147,993 | $ 659,144 |  |
Accounts Receivable, after Allowance for Credit Loss, Current |  | 311,600 | 1,287,722 | $ 1,287,722 |
Oklahoma Grant [Member] |  |  |  |  |
Government Assistance, Award Amount |  |  |  |  | $ 3,000,000
Government Assistance, Number of Tranche |  |  |  |  | 3
Government Assistance, Award Amount. Each Tranche |  |  |  |  | $ 1,000,000
Government Assistance, Covenant, Minimum Investments Towards Machinery, Engineering, and Materials |  |  |  |  | $ 5,000,000
Government Assistance, Requirement, Number of Jobs Create |  |  |  |  | 45
Government Assistance, Requirement, Average Salary Per Person |  |  |  |  | $ 80,000
Government Assistance, Requirement, Investment Amount |  |  |  |  | $ 160,000,000
Proceeds from Grantors | $ 1,000,000 |  |  |  |
Government Assistance, Nonoperating Income, Increase (Decrease) |  | 16,670 | $ 8,333 |  |
Government Assistance, Liability, Accrued Expenses and Other Liabilities |  | 66,666 |  |  |
Government Assistance, Liability, Long-term Deferred Revenue |  | 1,870,830 |  |  |
Accounts Receivable, after Allowance for Credit Loss, Current |  | $ 0 |  | $ 1,000,000 |
Government Assistance, Nonoperating Income, Increase (Decrease), Statement of Income or Comprehensive Income [Extensible Enumeration] |  | Other Nonoperating Income (Expense) | Other Nonoperating Income (Expense) |  |
Research and Development Company [Member] |  |  |  |  |
Payments to Acquire Equity Method Investments |  | $ 0 | $ 0 |  |
Interest Expense, Nonoperating |  | $ 29,852 | $ 29,852 |  |

X
- Definition Each tranche amount of government assistance awarded that comprises amount received, receivable, and to be received unless condition for government assistance is not met. Includes, but is not limited to, government grant, assistance, incentive, award, subsidy, and loan. + References No definition available. + Details
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- Definition Amount of government assistance awarded that comprises amount received, receivable, and to be received unless condition for government assistance is not met. Includes, but is not limited to, government grant, assistance, incentive, award, subsidy, and loan. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 832 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 3 -Subparagraph (c) -Publisher FASB -URI https://asc.fasb.org/1943274/2147483507/832-10-50-3 + Details
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