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Earnings per Share | 12 Months Ended
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Dec. 31, 2024
Earnings Per Share [Abstract] |
Earnings per share | The following is a reconciliation of the number of shares and share equivalents used to calculate basic and diluted earnings per share (in millions, except per share amounts):
|  | Year Ended December 31,
|  | 2024 |  | 2023 |  | 2022
Income from continuing operations |  | $ | 175.2 |  |  | $ | 219.3 |  |  | $ | 266.9 |
Income from discontinued operations, net of income taxes |  | — |  |  | — |  |  | 1.2 |
Net income |  | $ | 175.2 |  |  | $ | 219.3 |  |  | $ | 268.1 |
Weighted-average number of common shares outstanding - basic |  | 45.2 |  |  | 48.3 |  |  | 50.6 |
Dilutive effect of common share equivalents |  | 0.5 |  |  | 0.4 |  |  | 0.7 |
Weighted-average number of common shares and share equivalents outstanding - diluted |  | 45.7 |  |  | 48.7 |  |  | 51.3 |
Basic earnings per share: |  |  |  |  |  |
Continuing operations |  | $ | 3.88 |  |  | $ | 4.54 |  |  | $ | 5.27 |
Discontinued operations |  | — |  |  | — |  |  | 0.03 |
|  | $ | 3.88 |  |  | $ | 4.54 |  |  | $ | 5.30 |
Diluted earnings per share: |  |  |  |  |  |
Continuing operations |  | $ | 3.83 |  |  | $ | 4.50 |  |  | $ | 5.21 |
Discontinued operations |  | — |  |  | — |  |  | 0.02 |
|  | $ | 3.83 |  |  | $ | 4.50 |  |  | $ | 5.23 |

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