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Note 4 - Swivel Secure Europe, SA Acquisition (Details Textual) - USD ($) |  | 9 Months Ended | 47 Months Ended
--- | --- | --- | ---
Mar. 08, 2022 | Sep. 30, 2022 | Sep. 30, 2021 | Apr. 30, 2026
Payments to Acquire Businesses, Gross |  | $ 543,578 | $ (0) |
Share Price (in dollars per share) | $ 2.23 |  |  |
Forecast [Member] | Government Loan [Member] | BBVA Bank [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, Total | 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) | 269,060 |  |  |
Business Combination, Indemnification Assets, Amount as of Acquisition Date | $ 89,687 |  |  |
Swivel Secure Europe [Member] | Customer Relationships [Member] | Minimum [Member] |  |  |  |
Finite-Lived Intangible Asset, Useful Life (Year) | 6 years |  |  |
Swivel Secure Europe [Member] | Customer Relationships [Member] | Maximum [Member] |  |  |  |
Finite-Lived Intangible Asset, Useful Life (Year) | 8 years |  |  |

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