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Earnings Per Share (Tables) | 6 Months Ended
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Jun. 30, 2022
Earnings Per Share [Abstract] |
Summary of Earnings Per Share, Basic and Diluted | The calculation and reconciliation of basic and diluted earnings per share for the three and six months ended June 30 is as follows (in thousands, except per share data):
|  | Three Months Ended June 30, |  | Six Months Ended June 30,
|  | 2022 |  | 2021 |  | 2022 |  | 2021
Net income |  | $ | 262,171 |  |  | $ | 196,247 |  |  | $ | 480,123 |  |  | $ | 380,486 |
Denominator for basic earnings per share |  | 76,769 |  |  | 83,141 |  |  | 77,250 |  |  | 83,307 |
Dilutive securities |  | 1,470 |  |  | 2,154 |  |  | 1,512 |  |  | 2,221 |
Denominator for diluted earnings per share |  | 78,239 |  |  | 85,295 |  |  | 78,762 |  |  | 85,528 |
Basic earnings per share |  | $ | 3.42 |  |  | $ | 2.36 |  |  | $ | 6.22 |  |  | $ | 4.57 |
Diluted earnings per share |  | $ | 3.35 |  |  | $ | 2.30 |  |  | $ | 6.10 |  |  | $ | 4.45 |

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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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