LIABILITY FOR UNPAID LOSSES AND LOSS ADJUSTMENT EXPENSES - Narrative (Details) - USD ($) $ in Thousands |
3 Months Ended | 6 Months Ended | ||||||
|---|---|---|---|---|---|---|---|---|
Jun. 30, 2026 |
Jun. 30, 2025 |
Jun. 30, 2026 |
Jun. 30, 2025 |
Mar. 31, 2026 |
Dec. 31, 2025 |
Mar. 31, 2025 |
Dec. 31, 2024 |
|
| Causes of Increase (Decrease) in Liability for Unpaid Claims and Claims Adjustment Expense [Line Items] | ||||||||
| Decrease in liability for claims and claims adjustment expense reserve | $ 47,100 | |||||||
| Unpaid losses and loss adjustment expenses | $ 633,613 | $ 765,855 | 633,613 | $ 765,855 | $ 668,723 | $ 680,712 | $ 893,677 | $ 959,291 |
| Incurred related to prior years | 0 | 71 | 0 | 71 | ||||
| Increases in net losses and LAE | ||||||||
| Causes of Increase (Decrease) in Liability for Unpaid Claims and Claims Adjustment Expense [Line Items] | ||||||||
| Incurred related to prior years | $ 0 | $ 71 | $ 0 | $ 71 | ||||