XML 120 R81.htm IDEA: XBRL DOCUMENT v3.25.0.1
Investments (Details) - USD ($)
$ in Millions
Dec. 31, 2024
Dec. 31, 2023
Subclassifications of assets, liabilities and equities [abstract]    
Fair Value $ 24.5 $ 41.3
Cost 34.9 37.3
Accumulated unrealized holding gains (losses) $ (10.4) $ 4.0