Note 2 - Summary of Significant Accounting Policies (Details Textual) - Compute Agreements [Member] |
3 Months Ended |
|---|---|
Jun. 30, 2026 | |
| Minimum [Member] | |
| Contractual Obligation, Term (Month) | 12 months |
| Maximum [Member] | |
| Contractual Obligation, Term (Month) | 36 months |