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Note C - Swivel Secure Europe, SA Acquisition (Details Textual) - USD ($) |  | 12 Months Ended | 48 Months Ended |
--- | --- | --- | --- | ---
Mar. 08, 2022 | Dec. 31, 2023 | Dec. 31, 2022 | Apr. 30, 2026 | Dec. 31, 2021
Payments to Acquire Businesses, Gross |  | $ (0) | $ 623,578 |  |
Share Price (in dollars per share) |  | $ 3 | $ 10.62 |  | $ 39.78
Government Loan [Member] | BBVA Bank [Member] | Forecast [Member] |  |  |  |  |
Debt Instrument, Interest Rate, Stated Percentage |  |  |  | 1.75% |
Debt Instrument, Periodic Payment, Principal |  |  |  | $ 11,900 |
Swivel Secure Europe [Member] |  |  |  |  |
Business Acquisition, Percentage of Voting Interests Acquired | 100.00% |  |  |  |
Business Combination, Base Purchase Price | $ 1,750,000 |  |  |  |
Business Combination, Contingent Consideration, Liability | 500,000 |  |  |  |
Business Combination, Contingent Consideration Earnout Payable, Revenue to Trigger Payment | 3,000,000 |  |  |  |
Business Combination, Contingent Consideration Earnout Payable, Operating Profit to Trigger Payment | 1,000,000 |  |  |  |
Payments to Acquire Businesses, Gross | $ 1,270,000 |  |  |  |
Business Acquisition, Equity Interest Issued or Issuable, Number of Shares (in shares) | 14,948 |  |  |  |
Business Combination, Indemnification Assets, Shares as of Acquisition Date (in shares) | 4,983 |  |  |  |
Share Price (in dollars per share) | $ 2.23 |  |  |  |
Business Combination, Contingent Consideration Arrangements, Change in Amount of Contingent Consideration, Liability |  |  | $ 500,000 |  |

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