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Earnings Per Share (Tables) | 9 Months Ended
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Sep. 30, 2024
Earnings Per Share [Abstract] |
Schedule of Earnings Per Share, Basic and Diluted | The following are the computations for basic and diluted earnings per share (in millions, except share and per share amounts):
|  | Three Months Ended September 30, |  |  | Nine Months Ended September 30, |
|  | 2024 |  |  | 2023 |  |  | 2024 |  |  | 2023 |
Net Income |  | $ | 180.3 |  |  | $ | 183.7 |  |  | $ | 528.3 |  |  | $ | 447.2 |
Weighted-average common shares outstanding: |  |  |  |  |  |  |  |  |  |  |  |
Basic |  |  | 65,329,124 |  |  |  | 65,342,227 |  |  |  | 65,529,283 |  |  |  | 65,363,125 |
Dilutive equity-based compensation awards |  |  | 334,074 |  |  |  | 603,093 |  |  |  | 363,454 |  |  |  | 449,459 |
Diluted |  |  | 65,663,198 |  |  |  | 65,945,320 |  |  |  | 65,892,737 |  |  |  | 65,812,584 |
Earnings per common share: |  |  |  |  |  |  |  |  |  |  |  |
Basic |  | $ | 2.76 |  |  | $ | 2.81 |  |  | $ | 8.06 |  |  | $ | 6.84 |
Diluted |  |  | 2.75 |  |  |  | 2.79 |  |  |  | 8.02 |  |  |  | 6.80 |

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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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