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Income Taxes - Effective Income Tax Rate Reconciliation (Details) - USD ($) $ in Thousands | 12 Months Ended
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Dec. 31, 2024 | Dec. 31, 2023 | Dec. 31, 2022
Income Tax Disclosure [Abstract] |  |  |
Provision at the statutory rate | $ 254,526 | $ 203,691 | $ 147,816
Increases (decreases) resulting from: |  |  |
State taxes | 51,575 | 41,920 | 28,320
Employee per diems, meals and entertainment | 31,768 | 27,039 | 6,086
Tax contingency reserves, net | 15,046 | 6,882 | 7,939
Valuation allowance on deferred tax assets | 4,868 | (20,177) | 23,366
Company-owned life insurance | (2,430) | (2,262) | 2,917
Foreign taxes | (2,861) | 2,927 | (638)
Entity restructuring efforts | (10,195) | 0 | 0
Taxes on certain equity method investments and non-controlling interests | (14,007) | (9,519) | (12,886)
Stock-based compensation | (55,068) | (35,007) | (24,066)
Other | 11,525 | 3,773 | 13,389
Total provision for income taxes | $ 284,747 | $ 219,267 | $ 192,243

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