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Income Taxes - Net Deferred Income Tax Assets (Details) - USD ($) $ in Thousands | Dec. 31, 2023 | Dec. 31, 2022
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Net deferred income tax liabilities |  |
Deferred income tax assets | $ 109,536 | $ 81,747
Deferred income tax liabilities | (25,351) | (27,733)
Valuation allowance | (26,453) | (27,925)
Net deferred income tax assets | $ 57,732 | $ 26,089

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