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EARNINGS PER SHARE | 6 Months Ended
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Jun. 30, 2021
Earnings Per Share [Abstract] |
EARNINGS PER SHARE | EARNINGS PER SHARE The following are computations of basic and diluted earnings per share (in thousands, except per share amounts):
| Three Months Ended |  | Six Months Ended
| June 30, |  | June 30,
| 2021 |  | 2020 |  | 2021 |  | 2020
Numerator for basic and diluted earnings per share: |  |  |  |  |  |  |
Net income | $ | 67,075 |  |  | $ | 29,023 |  |  | $ | 88,811 |  |  | $ | 40,595 |
Denominator: |  |  |  |  |  |  |
Basic shares outstanding | 54,529 |  |  | 55,590 |  |  | 54,625 |  |  | 55,673 |
Dilutive effect of outstanding stock awards | 325 |  |  | 158 |  |  | 320 |  |  | 209 |
Dilutive shares outstanding | 54,854 |  |  | 55,748 |  |  | 54,945 |  |  | 55,882 |
Basic earnings per share: | $ | 1.23 |  |  | $ | 0.52 |  |  | $ | 1.63 |  |  | $ | 0.73 |
Diluted earnings per share: | $ | 1.22 |  |  | $ | 0.52 |  |  | $ | 1.62 |  |  | $ | 0.73 |
For the three months ended June 30, 2021 and June 30, 2020, all then outstanding performance awards and restricted stock awards were included in the calculation of diluted earnings per share except for 33,708 and 96,018, respectively, of performance stock awards for which the performance criteria were not attained at the reporting dates and 500 and 149,460, respectively, of restricted stock awards and performance awards which were excluded as their inclusion would have an antidilutive effect. For the six months ended June 30, 2021 and June 30, 2020, all then outstanding performance awards and restricted stock awards were included in the calculation of diluted earnings per share except for 33,708 and 96,018, respectively, of performance stock awards for which the performance criteria were not attained at the reporting dates and 12,604 and 14,716, respectively, of restricted stock awards which were excluded as their inclusion would have an antidilutive effect.

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