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Contingencies - Narrative (Details) - USD ($) $ in Thousands |  |  |  | 3 Months Ended
--- | --- | --- | --- | ---
May 15, 2023 | Apr. 24, 2023 | Nov. 21, 2022 | Mar. 31, 2021
Commitments and Contingencies Disclosure [Abstract] |  |  |  |
Additional total refund requested to be provided to private automobile policyholders |  |  | $ 52,000 |
Reductions in premiums written, net |  |  |  | $ 128,000
Aggregate credit amount | $ 250 | $ 25,000 |  |

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