Note 11 - Subsequent Events (Details Textual) |
1 Months Ended | 3 Months Ended | 10 Months Ended | 12 Months Ended | |
|---|---|---|---|---|---|
|
May 14, 2026
USD ($)
shares
|
Mar. 31, 2026 |
Mar. 31, 2026
shares
|
Dec. 31, 2025 |
Dec. 31, 2024 |
|
| Prefunded Warrants [Member] | |||||
| Class of Warrant or Right, Exercised (in shares) | 0 | ||||
| Subsequent Event [Member] | Prefunded Warrants [Member] | |||||
| Class of Warrant or Right, Exercised (in shares) | 128,939 | ||||
| Bittensor (TAO) [Member] | |||||
| Tokens purchased, tokens | 0 | 24,127.62 | |||
| Crypto Asset, Number of Units | 23,556.88 | 23,556.88 | 24,665.44 | 0 | |
| Bittensor (TAO) [Member] | Subsequent Event [Member] | |||||
| Tokens purchased, tokens | 1,900 | ||||
| Payment for Acquisition, Crypto Asset | $ | $ 506,000 | ||||
| Crypto Asset, Number of Units | 25,600 |