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Related Party Transactions - Transactions with the Relief Fund (Details) - Related Party - USD ($) $ in Millions | 12 Months Ended
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Dec. 31, 2024 | Dec. 31, 2023 | Dec. 31, 2015
Related Party Transaction [Line Items] |  |  |
Additional expense and associated liability | $ 13.2 | $ 12.7 |
Charitable contributions, additional expense recognized | $ 9.5 | $ 6.7 |
Other Expenses |  |  |
Related Party Transaction [Line Items] |  |  |
Charitable contributions |  |  | $ 40.0

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