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Reserve for Property and Casualty Insurance Claims and Claims Expense - Schedule of Average Annual Percentage Payout of Incurred Claims by Age, Net of Recoverables (Details) | Dec. 31, 2025
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Auto insurance – liability coverage |
Claims Development [Line Items] |
1 year | 33.80%
2 years | 33.40%
3 years | 15.10%
4 years | 7.80%
5 years | 4.10%
After 5 years | 5.80%
Auto insurance - physical damage coverage |
Claims Development [Line Items] |
1 year | 93.10%
2 years | 7.20%
3 years | (0.50%)
4 years | (0.20%)
5 years | 0.00%
After 5 years | 0.40%
Homeowners |
Claims Development [Line Items] |
1 year | 66.50%
2 years | 26.30%
3 years | 4.00%
4 years | 1.80%
5 years | 0.70%
After 5 years | 0.70%

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