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EARNINGS PER SHARE | 12 Months Ended
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Dec. 31, 2021
Earnings Per Share [Abstract] |
EARNINGS PER SHARE | EARNINGS PER SHARE Basic and diluted earnings per common share were calculated as follows (in thousands, except per share amounts):
|  | Years Ended December 31,
|  | 2021 |  | 2020 |  | 2019
Basic weighted average number of shares outstanding |  | 37,610 |  |  | 37,718 |  |  | 38,100 |
Effect of dilutive securities: |  |  |  |  |  |
Unvested restricted stock |  | 623 |  |  | 766 |  |  | 791 |
Diluted average shares outstanding |  | 38,233 |  |  | 38,484 |  |  | 38,891 |
Net earnings |  | $ | 737,444 |  |  | $ | 423,475 |  |  | $ | 249,663 |
Basic earnings per share |  | $ | 19.61 |  |  | $ | 11.23 |  |  | $ | 6.55 |
Diluted earnings per share |  | $ | 19.29 |  |  | $ | 11.00 |  |  | $ | 6.42 |

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