v3.25.2
INVESTMENTS - Schedule of Unrealized Losses (Details) - USD ($)
$ in Millions
Jun. 30, 2025
Dec. 31, 2024
Fair Value    
Less than 12 Months $ 51.0 $ 143.0
12 Months or More 28.2 43.9
Total 79.2 186.9
Unrealized Loss    
Less than 12 Months (0.2) (1.6)
12 Months or More (0.8) (1.5)
Total (1.0) (3.1)
U.S. Treasury securities and agencies    
Fair Value    
Less than 12 Months 2.7 26.4
12 Months or More 0.7 1.8
Total 3.4 28.2
Unrealized Loss    
Less than 12 Months 0.0 (0.3)
12 Months or More (0.1) 0.0
Total (0.1) (0.3)
Municipal securities    
Fair Value    
Less than 12 Months 1.3 7.1
12 Months or More 8.3 10.4
Total 9.6 17.5
Unrealized Loss    
Less than 12 Months 0.0 (0.1)
12 Months or More (0.2) (0.4)
Total (0.2) (0.5)
Corporate debt securities    
Fair Value    
Less than 12 Months 26.1 49.5
12 Months or More 11.2 21.1
Total 37.3 70.6
Unrealized Loss    
Less than 12 Months (0.1) (0.6)
12 Months or More (0.3) (0.6)
Total (0.4) (1.2)
Asset-backed securities    
Fair Value    
Less than 12 Months 17.4 53.6
12 Months or More 8.0 10.6
Total 25.4 64.2
Unrealized Loss    
Less than 12 Months (0.1) (0.6)
12 Months or More (0.2) (0.5)
Total (0.3) (1.1)
Total fixed maturities    
Fair Value    
Less than 12 Months 47.5 136.6
12 Months or More 28.2 43.9
Total 75.7 180.5
Unrealized Loss    
Less than 12 Months (0.2) (1.6)
12 Months or More (0.8) (1.5)
Total (1.0) (3.1)
Short-term investments    
Fair Value    
Less than 12 Months 3.5 6.4
12 Months or More 0.0 0.0
Total 3.5 6.4
Unrealized Loss    
Less than 12 Months 0.0 0.0
12 Months or More 0.0 0.0
Total $ 0.0 $ 0.0