Note 1 - Basis of Presentation and Recently Issued Accounting Pronouncements - Schedule of Performance Obligations (Details) (Parentheticals) |
Mar. 31, 2026 |
|---|---|
| Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction, Start Date [Axis]: 2026-04-01 | |
| Satisfaction period (Year) | 9 months |
| Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction, Start Date [Axis]: 2027-01-01 | |
| Satisfaction period (Year) | 1 year |