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WEIGHTED AVERAGE SHARE COUNTS (Tables) | 6 Months Ended
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Jun. 30, 2023
Weighted Average Share Counts |
Schedule of Diluted Shares Calculation | The following table sets forth the computation of basic and diluted shares for the periods indicated (in thousands):
​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
​ | ​ | Three Months Ended June 30, | ​ | Six Months Ended June 30,
​ |  | 2023 |  | 2022 |  | 2023 |  | 2022
​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
Shares used in basic earnings per share calculation | ​ | 47,264 |  | 47,047 |  | 47,249 |  | 47,026
Effect of dilutive securities: | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
Restricted stock units | ​ | 186 |  | 336 |  | 156 |  | 342
Performance-based restricted stock units | ​ | 3 |  | — |  | 12 |  | 13
Total effects of dilutive securities | ​ | 189 |  | 336 |  | 168 |  | 355
Shares used in dilutive earnings per share calculation | ​ | 47,453 |  | 47,383 |  | 47,417 |  | 47,381

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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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