Note 9 - Net Income (Loss) Per Share - Anti-dilutive Securities (Details) - shares shares in Thousands |
3 Months Ended | 6 Months Ended | ||
|---|---|---|---|---|
Jun. 30, 2026 |
Jun. 30, 2025 |
Jun. 30, 2026 |
Jun. 30, 2025 |
|
| Anti-dilutive securities (in shares) | 67 | 1,438 | 72 | 1,812 |
| Restricted Stock Units (RSUs) [Member] | ||||
| Anti-dilutive securities (in shares) | 5 | 1,164 | 17 | 1,518 |
| Share-Based Payment Arrangement, Option [Member] | ||||
| Anti-dilutive securities (in shares) | 0 | 6 | 0 | 26 |
| Employee Stock Purchase Plan [Member] | ||||
| Anti-dilutive securities (in shares) | 62 | 268 | 55 | 268 |