Note 2 - Summary of Significant Accounting Policies 2 (Details Textual) - Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction, Start Date [Axis]: 2024-07-01 |
Jun. 30, 2024 |
|---|---|
| Revenue, Remaining Performance Obligation, Percentage | 62.00% |
| Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction, Period (Year) | 12 years |