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EARNINGS PER SHARE (Tables) | 6 Months Ended
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Jun. 30, 2024
EARNINGS PER SHARE |
Schedule of computation of basic and diluted earnings per share | ​
​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
​ | ​ | Three Months Ended June 30, | ​ | Six Months Ended June 30,
​ |  | 2024 |  | 2023 |  | 2024 |  | 2023
Numerator: |  | ​ | ​ |  | ​ |  |  | ​ |  |  | ​ |
Net income | ​ | $ | 101,708 | ​ | $ | 137,331 | ​ | $ | 225,123 | ​ | $ | 259,262
Denominator (shares in 000's): | ​ |  | ​ | ​ |  | ​ | ​ |  | ​ | ​ |  | ​
Basic weighted average shares outstanding | ​ |  | 56,816 | ​ |  | 57,479 | ​ |  | 56,841 | ​ |  | 57,537
Effect of dilutive securities - Stock options and awards | ​ |  | 550 | ​ |  | 824 | ​ |  | 664 | ​ |  | 816
Diluted weighted average shares outstanding | ​ |  | 57,366 | ​ |  | 58,303 | ​ |  | 57,505 | ​ |  | 58,353
Basic earnings per share | ​ | $ | 1.79 | ​ | $ | 2.39 | ​ | $ | 3.96 | ​ | $ | 4.51
Diluted earnings per share | ​ | $ | 1.77 | ​ | $ | 2.36 | ​ | $ | 3.91 | ​ | $ | 4.44

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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 -Topic 260 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 1 -Subparagraph (a) -Publisher FASB -URI https://asc.fasb.org//1943274/2147482662/260-10-50-1 + Details
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