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Earnings Per Common Share (Tables) | 9 Months Ended
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Sep. 30, 2022
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) |  | 2022 |  |  | 2021 |  |  | 2022 |  |  | 2021 |
Numerator: |  |  |  |  |  |  |  |  |  |  |  |
Net income to common shareholders |  | $ | 135,389 |  |  | $ | 129,582 |  |  | $ | 380,302 |  |  | $ | 325,472 |
Net income allocated to participating securities - basic and diluted |  |  | 2,014 |  |  |  | 2,419 |  |  |  | 5,776 |  |  |  | 6,650 |
Net income allocated to common shareholders - basic and diluted |  | $ | 133,375 |  |  | $ | 127,163 |  |  | $ | 374,526 |  |  | $ | 318,822 |
Denominator: |  |  |  |  |  |  |  |  |  |  |  |
Weighted-average common shares - basic |  |  | 85,706 |  |  |  | 86,834 |  |  | $ | 86,141 |  |  | $ | 86,800 |
Dilutive potential common shares |  |  | 314 |  |  |  | 172 |  |  |  | 298 |  |  |  | 151 |
Weighted-average common shares - diluted |  |  | 86,020 |  |  |  | 87,006 |  |  | $ | 86,439 |  |  | $ | 86,951 |
Earnings per common share: |  |  |  |  |  |  |  |  |  |  |  |
Basic |  | $ | 1.56 |  |  | $ | 1.46 |  |  | $ | 4.35 |  |  | $ | 3.67 |
Diluted |  | $ | 1.55 |  |  | $ | 1.46 |  |  | $ | 4.33 |  |  | $ | 3.67 |

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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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