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Computation of Earnings Per Share (Tables) | 6 Months Ended
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Jun. 30, 2023
Earnings Per Share [Abstract] |
Schedule Of Basic And Diluted Earnings Per Share Calculations | The table below sets forth the calculation of basic and diluted income per share for the periods indicated (in thousands, except per share data).
|  | Three Months Ended |  | Six Months Ended
|  | June 30, |  | June 30,
|  | 2023 |  | 2022 |  | 2023 |  | 2022
Numerator: |  |  |  |  |  |  |  |
Net income used for calculating basic and diluted income per share |  | $ | 198,043 |  |  | $ | 204,925 |  |  | $ | 493,826 |  |  | $ | 377,440 |
Denominator: |  |  |  |  |  |  |  |
Weighted average common shares used in the calculation of basic income per share |  | 79,285 |  |  | 80,271 |  |  | 79,368 |  | 81,145
Dilutive effect of outstanding awards associated with stock-based compensation plans (1) |  | 535 |  |  | 703 |  |  | 647 |  | 866
Shares used in the calculation of diluted income per share |  | 79,820 |  |  | 80,974 |  |  | 80,015 |  | 82,011
Basic income per share |  | $ | 2.50 |  |  | $ | 2.55 |  |  | $ | 6.22 |  |  | $ | 4.65 |
Diluted income per share |  | $ | 2.48 |  |  | $ | 2.53 |  |  | $ | 6.17 |  |  | $ | 4.60 |
(1)Certain outstanding awards associated with stock-based compensation plans were not included in the computation of diluted income per share because the effect would have been anti-dilutive. These anti-dilutive outstanding awards associated with stock-based compensation plans totaled approximately $0.2 million and $0.4 million for the three months ended June 30, 2023 and 2022, respectively, and $0.2 million and $0.3 million for the six months ended June 30, 2023 and 2022, respectively.

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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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