Note 11 - Leases - Schedule of Lease-related Assets and Liabilities (Details) - USD ($) $ in Thousands |
Jun. 30, 2026 |
May 31, 2026 |
Dec. 31, 2025 |
May 31, 2025 |
|---|---|---|---|---|
| Operating Lease, Right-of-Use Asset | $ 1,114 | $ 849 | $ 310 | $ 333 |
| Operating lease liabilities, current | 239 | 65 | ||
| Operating lease liabilities, noncurrent | 1,083 | 460 | ||
| Total operating lease liabilities | $ 1,322 | $ 849 | $ 525 | $ 522 |