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Earnings Per Common Share (Tables) | 9 Months Ended
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Sep. 30, 2024
Earnings Per Share [Abstract] |
Computation of Earnings Per Common Share | A summary of the information used in the computation of earnings per common share follows.
|  | Three Months Ended |  |  | Nine Months Ended |
|  | September 30, |  |  | September 30, |
($ in thousands, except per share data) |  | 2024 |  |  | 2023 |  |  | 2024 |  |  | 2023 |
Numerator: |  |  |  |  |  |  |  |  |  |  |  |
Net income to common shareholders |  | $ | 115,572 |  |  | $ | 97,738 |  |  | $ | 338,741 |  |  | $ | 341,999 |
Net income allocated to participating securities - basic and diluted |  |  | 772 |  |  |  | 992 |  |  |  | 2,366 |  |  |  | 3,574 |
Net income allocated to common shareholders - basic and diluted |  | $ | 114,800 |  |  | $ | 96,746 |  |  | $ | 336,375 |  |  | $ | 338,425 |
Denominator: |  |  |  |  |  |  |  |  |  |  |  |
Weighted-average common shares - basic |  |  | 86,234 |  |  |  | 86,131 |  |  | $ | 86,421 |  |  | $ | 86,082 |
Dilutive potential common shares |  |  | 326 |  |  |  | 306 |  |  |  | 229 |  |  |  | 286 |
Weighted-average common shares - diluted |  |  | 86,560 |  |  |  | 86,437 |  |  | $ | 86,650 |  |  | $ | 86,368 |
Earnings per common share: |  |  |  |  |  |  |  |  |  |  |  |
Basic |  | $ | 1.33 |  |  | $ | 1.12 |  |  | $ | 3.89 |  |  | $ | 3.93 |
Diluted |  | $ | 1.33 |  |  | $ | 1.12 |  |  | $ | 3.88 |  |  | $ | 3.92 |

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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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