Note 6 - Earnings (Loss) Per Share - Potentially Dilutive Securities Excluded from Diluted Net Income (Loss) per Share (Details) - shares shares in Thousands |
3 Months Ended | 6 Months Ended | ||
|---|---|---|---|---|
Jun. 30, 2023 |
Jun. 30, 2022 |
Jun. 30, 2023 |
Jun. 30, 2022 |
|
| Total antidilutive share (in shares) | 5,085 | 4,587 | 5,060 | 4,587 |
| Share-Based Payment Arrangement, Option [Member] | ||||
| Total antidilutive share (in shares) | 0 | 0 | 0 | |
| Restricted Stock Units (RSUs) [Member] | ||||
| Total antidilutive share (in shares) | 498 | 473 | 0 | |
| Convertible Debt Securities [Member] | ||||
| Total antidilutive share (in shares) | 4,587 | 4,587 | 4,587 | 4,587 |