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Note 6 - Earnings Per Share - Reconciliation of Basic and Diluted EPS and Shares (Details) - USD ($) shares in Thousands, $ in Thousands | 12 Months Ended
--- | ---
Dec. 31, 2022 | Dec. 31, 2021 | Dec. 31, 2020
Income (loss) from continuing operations | $ 51,962 | $ 81,934 | $ (48,083)
Income from continuing operations attributable to unvested shares | (594) | (1,336) | 0
Numerator for basic | (51,368) | (80,598) | 48,083
Loss from continuing operations attributable to unvested shares | 3 | 0 | 0
Numerator for dilutive | 51,371 | 80,598 | (48,083)
Loss from discontinued operations, net of tax | (72) | (98) | (98)
Loss from discontinued operations attributable to unvested shares | 1 | 2 | 0
Numerator for basic | (71) | (96) | (98)
(Income) loss from discontinued operations attributable to unvested shares | 0 | 0 | 0
Numerator for dilutive | (71) | (96) | (98)
Net income (loss) | 51,890 | 81,836 | (48,181)
Net income attributable to unvested shares | (593) | (1,334) | 0
Numerator for basic | 51,297 | 80,502 | (48,181)
Net (income) loss attributable to unvested shares | 3 | 0 | 0
Numerator for dilutive | $ 51,300 | $ 80,502 | $ (48,181)
Basic weighted average shares outstanding (in shares) | 69,568 | 58,230 | 57,594
Effect of dilutive securities (in shares) | 414 | 525 | 0
Diluted weighted average shares outstanding (in shares) | 69,982 | 58,755 | 57,594
Stock options and unvested restricted stock grants excluded from dilutive calculation because they would be anti-dilutive (in shares) | 189 | 169 | 3,545

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