LOSS AND LOSS ADJUSTMENT EXPENSE RESERVES - Schedule of Net Prior Year Reserve Development by Segment (Details) - USD ($) $ in Thousands |
3 Months Ended | 9 Months Ended | ||
|---|---|---|---|---|
Sep. 30, 2026 |
Sep. 30, 2025 |
Sep. 30, 2026 |
Sep. 30, 2025 |
|
| Liability for Claims and Claims Adjustment Expense | ||||
| Prior years | $ (2,490) | $ (817) | $ (717) | $ (8,082) |
| Operating Segments | ||||
| Liability for Claims and Claims Adjustment Expense | ||||
| Prior years | 2,131 | (6,126) | ||
| Operating Segments | Open Market | ||||
| Liability for Claims and Claims Adjustment Expense | ||||
| Prior years | 725 | (855) | 6,417 | (4,810) |
| Operating Segments | Innovations | ||||
| Liability for Claims and Claims Adjustment Expense | ||||
| Prior years | (2,130) | 648 | (4,286) | (1,316) |
| Corporate | ||||
| Liability for Claims and Claims Adjustment Expense | ||||
| Prior years | $ (1,085) | $ (610) | $ (2,848) | $ (1,956) |