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Commitments and Contingencies- Tax Matters - Loss contingencies (Details) - USD ($) $ in Millions | Mar. 31, 2024 | Dec. 31, 2023
--- | --- | ---
Non-income based tax audits |  |
Loss Contingencies |  |
Accrued liability | $ 4.1 | $ 3.9
Non-income based tax audits in contested hearing phase |  |
Loss Contingencies |  |
Accrued liability | $ 0.6 | $ 0.6

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