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Income Taxes - Effective Income Tax (Details) - USD ($) $ in Thousands | 12 Months Ended
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Dec. 31, 2023 | Dec. 31, 2022 | Dec. 31, 2021
Income Tax Disclosure [Abstract] |  |  |
U.S. statutory income tax provision (benefit) | $ 3,323 | $ (853) | $ (15,400)
Effect of foreign income taxed at different rates | (425) | 1,895 | (483)
Foreign income subject to U.S. taxes | 931 | 1,876 | 182
Utilization of U.S. foreign tax credits | (1,460) | (291) | 0
State income taxes, net of federal benefits | 962 | 89 | (1,157)
Changes in valuation allowances against tax assets | (2,010) | 19 | 2,410
Non-deductible compensation | 1,390 | 627 | 814
Other non-deductible expenses, net | 222 | 2,118 | 2,336
Release of foreign currency translation adjustments on liquidation of an international operation | 0 | 0 | 1,957
Total income tax provision (benefit) | $ 2,933 | $ 5,480 | $ (9,341)

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