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Income Taxes (Summary of Income (Loss) Before Income Taxes) (Details) - USD ($) $ in Thousands | 3 Months Ended | 9 Months Ended
--- | --- | ---
Sep. 30, 2024 | Sep. 30, 2023 | Sep. 30, 2024 | Sep. 30, 2023
Income (loss) before income taxes: |  |  |  |
Income (loss) before income taxes | $ 47,683 | $ 63,637 | $ 145,802 | $ 130,014
Income tax provision | 7,254 | 14,025 | 23,674 | 27,160
Income before equity in losses of unconsolidated affiliate | $ 40,429 | $ 49,612 | $ 122,128 | $ 102,854
Income tax provision as a percentage of income before income taxes | 15.20% | 22.00% | 16.20% | 20.90%

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