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EARNINGS PER SHARE (Tables) | 6 Months Ended
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Jun. 30, 2022
Earnings Per Share [Abstract] |
Calculation of earnings per share | The following table sets forth the calculation of EPS on total net income for the three and six months ended June 30, 2022 and 2021 (in millions, except share and per share data):
|  | Three Months Ended June 30, |  | Six Months Ended June 30,
|  | 2022 |  | 2021 |  | 2022 |  | 2021
Weighted average basic common shares outstanding |  | 15,956,258 |  |  | 17,747,518 |  |  | 16,241,221 |  |  | 17,752,577 |
Dilutive effect of stock-based awards and employee stock purchases |  | 56,024 |  |  | 81,952 |  |  | 56,143 |  |  | 74,217 |
Weighted average dilutive common shares outstanding |  | 16,012,282 |  |  | 17,829,470 |  |  | 16,297,364 |  |  | 17,826,794 |
Basic: |  |  |  |  |  |  |  |
Net income |  | $ | 195.9 |  |  | $ | 191.0 |  |  | $ | 398.9 |  |  | $ | 292.9 |
Less: Earnings allocated to participating securities from continued operations |  | 5.5 |  |  | 6.4 |  |  | 11.3 |  |  | 9.8 |
Less: (Loss) earnings allocated to participating securities from discontinued operations |  | (0.1) |  |  | 0.1 |  |  | — |  |  | 0.1 |
Net income available to basic common shares |  | $ | 190.6 |  |  | $ | 184.5 |  |  | $ | 387.6 |  |  | $ | 283.0 |
Basic earnings per common share |  | $ | 11.94 |  |  | $ | 10.40 |  |  | $ | 23.87 |  |  | $ | 15.94 |
Diluted: |  |  |  |  |  |  |  |
Net income |  | $ | 195.9 |  |  | $ | 191.0 |  |  | $ | 398.9 |  |  | $ | 292.9 |
Less: Earnings allocated to participating securities from continued operations |  | 5.4 |  |  | 6.3 |  |  | 11.3 |  |  | 9.8 |
Less: (Loss) earnings allocated to participating securities from discontinued operations |  | (0.1) |  |  | 0.1 |  |  | — |  |  | 0.1 |
Net income available to diluted common shares |  | $ | 190.6 |  |  | $ | 184.5 |  |  | $ | 387.6 |  |  | $ | 283.0 |
Diluted earnings per common share |  | $ | 11.90 |  |  | $ | 10.35 |  |  | $ | 23.79 |  |  | $ | 15.88 |

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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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