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Per Share Information | 9 Months Ended
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Sep. 30, 2023
Earnings Per Share [Abstract] |
Per Share Information | 7. PER SHARE INFORMATION: The amounts used to compute basic and diluted earnings per share attributable to common stock consisted of the following (in thousands):
|  | Three Months Ended |  | Nine Months Ended
|  | September 30, |  | September 30,
|  | 2023 |  | 2022 |  | 2023 |  | 2022
Amounts attributable to common stock: |  |  |  |  |  |  |  |
Net income attributable to common stock |  | $ | 272,836 |  |  | $ | 155,956 |  |  | $ | 533,781 |  |  | $ | 328,617 |
Weighted average shares: |  |  |  |  |  |  |  |
Weighted average shares outstanding for basic earnings per share attributable to common stock |  | 145,455 |  |  | 143,353 |  |  | 145,118 |  |  | 143,581 |
Effect of dilutive unvested non-participating stock-based awards |  | 3,337 |  |  | 4,325 |  |  | 3,631 |  |  | 4,515 |
Weighted average shares outstanding for diluted earnings per share attributable to common stock |  | 148,792 |  |  | 147,678 |  |  | 148,749 |  |  | 148,096 |

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