Reserves for Unpaid Loss and Loss Adjustment Expenses - Narrative (Details) - USD ($) $ in Thousands |
6 Months Ended | 12 Months Ended | |
|---|---|---|---|
Jun. 30, 2025 |
Jun. 30, 2024 |
Dec. 31, 2024 |
|
| Reserves for Unpaid Loss and Loss Adjustment Expenses (Details) [Line Items] | |||
| Current accident year | $ 143,370 | $ 140,700 | $ 253,323 |
| Previous accident years | 19,574 | 41,500 | $ 37,211 |
| Short-tail business | |||
| Reserves for Unpaid Loss and Loss Adjustment Expenses (Details) [Line Items] | |||
| Previous accident years | (30,600) | (22,100) | |
| Long-tail business | |||
| Reserves for Unpaid Loss and Loss Adjustment Expenses (Details) [Line Items] | |||
| Previous accident years | 19,400 | (15,000) | |
| Reinsurance business | |||
| Reserves for Unpaid Loss and Loss Adjustment Expenses (Details) [Line Items] | |||
| Previous accident years | $ (8,400) | $ (4,400) | |