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EARNINGS PER SHARE (Tables) | 3 Months Ended
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Mar. 31, 2023
EARNINGS PER SHARE |
Reconciliation of basic and diluted net income per common share | The following table sets forth the computation of basic and diluted earnings per share for the three months ended March 31, 2023 and 2022 (in millions, except per share data):
​ | ​ | ​ | ​ | ​ | ​ | ​
​ | ​ | Three Months Ended March 31,
​ |  | 2023 |  | 2022
Basic earnings per share numerator: | ​ | ​ | ​ | ​ | ​ | ​
Net income | ​ | $ | 173.4 | ​ | $ | 109.6
Net income allocated to participating securities | ​ |  | (0.8) | ​ |  | (0.4)
Net income allocated to common stockholders | ​ | $ | 172.6 | ​ | $ | 109.2
Basic earnings per share denominator: | ​ | ​ | ​ | ​ | ​ | ​
Weighted average shares outstanding | ​ | ​ | 105.9 | ​ | ​ | 106.6
Basic earnings per share | ​ | $ | 1.63 | ​ | $ | 1.02
​ | ​ | ​ | ​ | ​ | ​ | ​
Diluted earnings per share numerator: | ​ | ​ | ​ | ​ | ​ | ​
Net income | ​ | $ | 173.4 | ​ | $ | 109.6
Net income allocated to participating securities | ​ |  | (0.8) | ​ |  | (0.4)
Net income allocated to common stockholders | ​ | $ | 172.6 | ​ | $ | 109.2
Diluted earnings per share denominator: | ​ | ​ | ​ | ​ | ​ | ​
Weighted average shares outstanding | ​ | ​ | 105.9 | ​ | ​ | 106.6
Dilutive common shares issued under stock program | ​ | ​ | 0.3 | ​ | ​ | 0.2
Total dilutive weighted average shares | ​ | ​ | 106.2 | ​ | ​ | 106.8
Diluted earnings per share | ​ | $ | 1.63 | ​ | $ | 1.02
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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 https://asc.fasb.org/extlink&oid=124432515&loc=d3e3550-109257 + Details
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