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EARNINGS PER SHARE (Tables) | 6 Months Ended
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Jun. 30, 2023
EARNINGS PER SHARE |
Schedule of Earnings per share calculation | A summary of the earnings per share calculation is as follows:
​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
​ | ​ | Three Months Ended | ​ | Six Months Ended
​ | ​ | June 30, | ​ | June 30,
(In thousands, except per share amounts) |  | 2023 |  | 2022 |  | 2023 |  | 2022
Basic earnings per share: |  | ​ |  |  | ​ |  |  | ​ |  |  | ​ |
Net income | ​ | $ | 14,793 | ​ | $ | 55,824 | ​ | $ | 21,668 | ​ | $ | 102,072
Weighted-average common shares | ​ |  | 57,355 | ​ |  | 57,731 | ​ |  | 57,231 | ​ |  | 58,480
Basic earnings per share | ​ | $ | 0.26 | ​ | $ | 0.97 | ​ | $ | 0.38 | ​ | $ | 1.75
Diluted earnings per share: (1) | ​ |  |  | ​ |  |  | ​ |  |  | ​ |  |
Net income | ​ | $ | 14,793 | ​ | $ | 55,824 | ​ | $ | 21,668 | ​ | $ | 102,072
Weighted-average common shares | ​ |  | 57,355 | ​ |  | 57,731 | ​ |  | 57,231 | ​ |  | 58,480
Effect of dilutive awards: | ​ |  |  | ​ |  |  | ​ |  |  | ​ |  |
Employee stock plans | ​ |  | 314 | ​ |  | 574 | ​ |  | 423 | ​ |  | 712
Diluted weighted-average common shares | ​ |  | 57,669 | ​ |  | 58,305 | ​ |  | 57,654 | ​ |  | 59,192
Diluted earnings per share | ​ | $ | 0.26 | ​ | $ | 0.96 | ​ | $ | 0.38 | ​ | $ | 1.72
​
(1) | The Company includes the shares underlying performance-based awards in the calculation of diluted earnings per share if the performance conditions have been satisfied as of the end of the reporting period and excludes such shares when the necessary conditions have not been met. The Company has excluded the shares underlying the outstanding performance-based awards in the 2023 and 2022 calculations as the shares were not contingently issuable as of the end of the reporting periods.

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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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