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EARNINGS PER SHARE (Tables) | 12 Months Ended
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Dec. 31, 2020
Earnings Per Share [Abstract] |
Computation of basic earnings and diluted earnings per share data | Basic earnings and diluted earnings per share data were computed as follows:
| Years Ended December 31,
| 2020 |  | 2019 |  | 2018
Numerator for basic and diluted earnings per share: |  |  |  |  |
Net income | $ | 194,820 |  |  | $ | 146,527 |  |  | $ | 147,462 |
Denominator: |  |  |  |  |
Weighted-average basic common shares outstanding | 40,035 |  |  | 38,640 |  |  | 38,445 |
Assumed conversion of dilutive securities: |  |  |  |  |
Share-based awards | 1,491 |  |  | 1,465 |  |  | 1,678 |
Denominator for diluted earnings per share - Adjusted weighted-average shares | 41,526 |  |  | 40,105 |  |  | 40,123 |
Earnings per common share: |  |  |  |  |
Basic | $ | 4.87 |  |  | $ | 3.79 |  |  | $ | 3.84 |
Diluted | $ | 4.69 |  |  | $ | 3.65 |  |  | $ | 3.68 |

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- Definition Tabular disclosure of an entity's basic and diluted earnings per share calculations, including a reconciliation of numerators and denominators of the basic and diluted per-share computations for income from continuing operations. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 260 -SubTopic 10 -Section 50 -Paragraph 1 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=6371337&loc=d3e3550-109257 + Details
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