The calculation of basic and diluted net income per share for the three and nine months ended September 30, 2024 and 2023 was as follows (in thousands, except per share amounts): | | | | | | | | | | | | | | | | | | | | | | | | | | | | | Three Months Ended September 30, | | Nine Months Ended September 30, | | | 2024 | | 2023 | | 2024 | | 2023 | Basic net income per share | | | | | | | | | Numerator: | | | | | | | | | Net income | | $ | 312,956 | | | $ | 268,398 | | | $ | 898,928 | | | $ | 481,538 | | Denominator: | | | | | | | | | Weighted-average common shares outstanding | | 107,049 | | | 106,834 | | | 107,015 | | | 106,795 | | | | | | | | | | | Diluted net income per share | | | | | | | | | Denominator: | | | | | | | | | Weighted-average common shares outstanding | | 107,049 | | | 106,834 | | | 107,015 | | | 106,795 | | Effect of restricted stock and performance units | | 513 | | | 664 | | | 499 | | | 531 | | Weighted-average shares used in computing diluted net income per share | | 107,562 | | | 107,498 | | | 107,514 | | | 107,326 | | | | | | | | | | | Net income per share: | | | | | | | | | Basic | | $ | 2.92 | | | $ | 2.51 | | | $ | 8.40 | | | $ | 4.51 | | Diluted | | $ | 2.91 | | | $ | 2.50 | | | $ | 8.36 | | | $ | 4.49 | |
|