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EARNINGS PER SHARE | 6 Months Ended
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Jun. 30, 2023
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,
| 2023 |  | 2022 |  | 2023 |  | 2022
Numerator for basic and diluted earnings per share: |  |  |  |  |  |  |
Net income | $ | 115,766 |  |  | $ | 148,157 |  |  | $ | 188,167 |  |  | $ | 193,471 |
Denominator: |  |  |  |  |  |  |
Weighted-average basic shares outstanding | 54,092 |  |  | 54,318 |  |  | 54,084 |  |  | 54,362 |
Dilutive effect of outstanding stock awards | 356 |  |  | 279 |  |  | 338 |  |  | 277 |
Dilutive shares outstanding | 54,448 |  |  | 54,597 |  |  | 54,422 |  |  | 54,639 |
Basic earnings per share: | $ | 2.14 |  |  | $ | 2.73 |  |  | $ | 3.48 |  |  | $ | 3.56 |
Diluted earnings per share: | $ | 2.13 |  |  | $ | 2.71 |  |  | $ | 3.46 |  |  | $ | 3.54 |
For the three months ended June 30, 2023 and 2022, all outstanding performance awards and restricted stock awards were included in the calculation of diluted earnings per share except for 105,560 and 104,700, respectively, of performance stock awards for which the performance criteria were not attained at the reporting dates. For the three months ended June 30, 2023 there were no restricted stock awards excluded from the calculation of diluted earnings per share. For the three months ended June 30, 2022 there were 8,376 restricted stock awards which were excluded from the calculation of diluted earnings per share as their inclusion would have an antidilutive effect. For the six months ended June 30, 2023 and 2022, all outstanding performance awards and restricted stock awards were included in the calculation of diluted earnings per share except for 105,560 and 104,700, respectively, of performance stock awards for which the performance criteria were not attained at the reporting dates and 19,839 and 25,876, respectively, of restricted stock awards which were excluded as their inclusion would have an antidilutive effect.

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