v3.26.1
Municipal Bond Guarantee Reinsurance - Schedule of Municipal Guarantee Insurance Contracts, Premium Received Over Contract Period (Details) - Variable Interest Entity, Primary Beneficiary - HG Global
$ in Millions
Jun. 30, 2026
USD ($)
Guarantor Obligations [Line Items]  
July 1, 2026 - December 31, 2026 $ 14.4
2027 27.5
2028 25.9
2029 24.3
2030 22.9
2031 and thereafter 216.8
Total gross unearned insurance premiums $ 331.8