Municipal Bond Guarantee Reinsurance - Schedule of Net Written Premiums (Details) - HG Global - USD ($) $ in Millions |
3 Months Ended | 9 Months Ended | ||
|---|---|---|---|---|
Sep. 30, 2026 |
Sep. 30, 2025 |
Sep. 30, 2026 |
Sep. 30, 2025 |
|
| Written premiums: | ||||
| Direct | $ 0.0 | $ 0.0 | $ 0.0 | $ 0.0 |
| Assumed | 19.3 | 15.9 | 38.6 | 41.8 |
| Gross written premiums | 19.3 | 15.9 | 38.6 | 41.8 |
| Earned premiums: | ||||
| Direct | 0.0 | 0.0 | 0.0 | 0.0 |
| Assumed Premiums Earned | 8.6 | 7.5 | 24.0 | 22.8 |
| Gross earned premiums | $ 8.6 | $ 7.5 | $ 24.0 | $ 22.8 |
| X | ||||||||||
- Definition Amount of earned premiums assumed from other entities. Reference 1: http://www.xbrl.org/2003/role/exampleRef
|
| X | ||||||||||
- Definition Amount of written premiums assumed from other entities. Reference 1: http://www.xbrl.org/2003/role/exampleRef
|
| X | ||||||||||
- Definition Amount, before premiums ceded to other entities and premiums assumed by the entity, of premiums earned. Reference 1: http://www.xbrl.org/2003/role/exampleRef
|
| X | ||||||||||
- Definition Amount, before premiums ceded to other entities and premiums assumed by the entity, of premiums written. Reference 1: http://www.xbrl.org/2003/role/exampleRef
|
| X | ||||||||||
- Definition Amount of direct and assumed premiums written. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
|
| X | ||||||||||
- References No definition available.
|
| X | ||||||||||
- References No definition available.
|
| X | ||||||||||
- Definition Gross Premiums Earned No definition available.
|
| X | ||||||||||
- Details
|