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Income Taxes - Narrative (Details) - USD ($) $ in Millions | 12 Months Ended
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Dec. 31, 2023 | Dec. 31, 2022
Operating Loss Carryforwards [Line Items] |  |
Valuation allowance increase (decrease) | $ 21.3 | $ 24.7
Capital Loss Carryforward |  |
Operating Loss Carryforwards [Line Items] |  |
Tax credit carryforward | 2.8 | 2.8
Domestic Tax Authority |  |
Operating Loss Carryforwards [Line Items] |  |
Operating loss carryforwards | 149.5 | 118.4
Tax credit carryforward | 16.9 | 12.5
State and Local Jurisdiction |  |
Operating Loss Carryforwards [Line Items] |  |
Operating loss carryforwards | $ 0.2 | $ 0.2

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