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Note 3 - Summary of Significant Accounting Policies (Tables) | 6 Months Ended
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Jun. 30, 2025
Notes Tables |
Schedule of Differences between Reported Amount and Reporting Currency Denominated Amount [Table Text Block] |
|  | As of June 30, 2025 |  |  | As of June 30, 2024 |  |  | As of December 31, 2024 |
Closing rate $USD to GBP |  | $ | 1.37 |  |  | $ | 1.26 |  |  | $ | 1.26 |
Quarterly average rate $USD to GBP |  | $ | 1.34 |  |  | $ | 1.26 |  |  | $ | 1.28 |
Yearly average rate $USD to GBP |  | $ | 1.30 |  |  | $ | 1.27 |  |  | $ | 1.28 |

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- Definition Tabular disclosure of the U.S. dollar denominated balances, balances reported for financial reporting purposes and the differences between the two balances by each relevant line item on the financial statements. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Name Accounting Standards Codification -Topic 830 -SubTopic 30 -Section S99 -Paragraph 1 -Publisher FASB -URI https://asc.fasb.org/1943274/2147479424/830-30-S99-1 + Details
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