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Consolidated Statements of Stockholders' Equity - USD ($) $ in Thousands | Total | Common Stock | Treasury Stock | Additional Paid-In Capital | Accumulated Other Comprehensive Loss | Retained Earnings
--- | --- | --- | --- | --- | --- | ---
Beginning balance (in shares) at Dec. 31, 2020 |  | 44,568,000 |  |  |  |
Beginning balance at Dec. 31, 2020 | $ 850,799 | $ 446 | $ (138,909) | $ 538,006 | $ (1,078) | $ 452,334
Beginning balance, treasury stock (in shares) at Dec. 31, 2020 |  |  | 5,367,000 |  |  |
Net income | 712,486 |  |  |  |  | 712,486
Other comprehensive income | 31 |  |  |  | 31 |
Common stock issued (in shares) |  | 130,000 |  |  |  |
Common stock issued | 1 | $ 1 |  |  |  |
Stock-based compensation | 7,911 |  |  | 7,911 |  |
Common stock dividends | (215,941) |  |  |  |  | (215,941)
Tax withholding payments on stock-based awards | (2,729) |  |  | (2,729) |  |
Proceeds from exercise of stock options | 63 |  |  | 63 |  |
Other | (2) |  |  | (2) |  |
Ending balance, common stock (in shares) at Dec. 31, 2021 |  | 44,698,000 |  |  |  |
Ending balance at Dec. 31, 2021 | 1,352,619 | $ 447 | $ (138,909) | 543,249 | (1,047) | 948,879
Ending balance, treasury stock (in shares) at Dec. 31, 2021 |  |  | 5,367,000 |  |  |
Net income | 857,658 |  |  |  |  | 857,658
Other comprehensive income | 527 |  |  |  | 527 |
Common stock issued (in shares) |  | 129,000 |  |  |  |
Common stock issued | 1 | $ 1 |  |  |  |
Stock-based compensation | 11,870 |  |  | 11,870 |  |
Common stock dividends | (160,796) |  |  |  |  | (160,796)
Tax withholding payments on stock-based awards | (3,930) |  |  | (3,930) |  |
Proceeds from exercise of stock options | 27 |  |  | 27 |  |
Other | $ (1) |  |  | (1) |  |
Ending balance, common stock (in shares) at Dec. 31, 2022 | 44,827,091 | 44,827,000 |  |  |  |
Ending balance at Dec. 31, 2022 | $ 2,057,975 | $ 448 | $ (138,909) | 551,215 | (520) | 1,645,741
Ending balance, treasury stock (in shares) at Dec. 31, 2022 | 5,367,000 |  | 5,367,000 |  |  |
Net income | $ 483,656 |  |  |  |  | 483,656
Other comprehensive income | 3 |  |  |  | 3 |
Common stock issued (in shares) |  | 156,000 |  |  |  |
Common stock issued | 2 | $ 2 |  |  |  |
Treasury stock purchased (in shares) |  |  | 76,000 |  |  |
Treasury stock purchased | (6,426) |  | $ (6,426) |  |  |
Stock-based compensation | 15,410 |  |  | 15,410 |  |
Common stock dividends | (349,028) |  |  |  |  | (349,028)
Tax withholding payments on stock-based awards | (5,926) |  |  | (5,926) |  |
Other | $ (2) |  |  | (2) |  |
Ending balance, common stock (in shares) at Dec. 31, 2023 | 44,982,576 | 44,983,000 |  |  |  |
Ending balance at Dec. 31, 2023 | $ 2,195,664 | $ 450 | $ (145,335) | $ 560,697 | $ (517) | $ 1,780,369
Ending balance, treasury stock (in shares) at Dec. 31, 2023 | 5,443,000 |  | 5,443,000 |  |  |

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