Liability for loss and loss adjustment expenses - Summary of Liability for Loss and Loss Adjustment Expenses (Details) - USD ($) $ in Thousands |
3 Months Ended | |
|---|---|---|
Mar. 31, 2022 |
Mar. 31, 2021 |
|
| Liability for Unpaid Claims and Claims Adjustment Expense [Roll Forward] | ||
| Balance at the beginning of the year | $ 80,267 | $ 69,800 |
| Provision for claims related to: | ||
| Current year | 5,656 | 6,490 |
| Prior years | (1,045) | (3,241) |
| Total provision for claims | 4,611 | 3,249 |
| Paid losses related to: | ||
| Current year | (548) | (222) |
| Prior years | (1,796) | (2,176) |
| Total paid losses | (2,344) | (2,398) |
| Balance at the end of the period | $ 82,534 | $ 70,651 |
| Premiums Written, Net | Provision for Incurred Claims Concentration Risk | Liability for Unpaid Claims and Claims Adjustment Expense, Net | ||
| Paid losses related to: | ||
| Concentration risk percent | 4.80% | 3.00% |