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Earnings Per Share (Details) - USD ($) $ / shares in Units, $ in Thousands | 3 Months Ended | 9 Months Ended
--- | --- | ---
Sep. 30, 2023 | Sep. 30, 2022 | Sep. 30, 2023 | Sep. 30, 2022
Numerator: |  |  |  |
Net Income | $ 33,682 | $ 27,470 | $ 133,705 | $ 116,852
Basic |  |  |  |
Weighted average common shares outstanding (in shares) | 49,838,000 | 51,457,000 | 50,054,000 | 51,827,000
Diluted |  |  |  |
Stock options (in shares) | 148,000 | 434,000 | 206,000 | 523,000
Restricted stock units and awards (in shares) | 96,000 | 118,000 | 95,000 | 141,000
Performance share units (in shares) | 277,000 | 205,000 | 277,000 | 205,000
Contingent shares (in shares) | 12,000 | 24,000 | 12,000 | 24,000
Diluted weighted average common shares outstanding (in shares) | 50,371,000 | 52,238,000 | 50,644,000 | 52,720,000
Basic earnings per share (in dollars per share) | $ 0.68 | $ 0.53 | $ 2.67 | $ 2.25
Diluted earnings per share (in dollars per share) | $ 0.67 | $ 0.53 | $ 2.64 | $ 2.22
Share-based payment arrangement |  |  |  |
Dilutive Securities Included And Antidilutive Securities Excluded From Computation Of Earnings Per Share [Line Items] |  |  |  |
Share based awards excluded from the calculation of diluted earnings per share (in shares) | 0 | 0 | 60,000 | 72,000
PSU |  |  |  |
Dilutive Securities Included And Antidilutive Securities Excluded From Computation Of Earnings Per Share [Line Items] |  |  |  |
Share based awards excluded from the calculation of diluted earnings per share (in shares) | 187,000 | 237,000 | 187,000 | 237,000

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