XML 67 R48.htm IDEA: XBRL DOCUMENT v3.25.0.1
Investments (Narrative) (Details)
$ in Billions
Dec. 31, 2024
USD ($)
positions
Dec. 31, 2023
USD ($)
Investments [Abstract]    
Equity Securities, FV-NI and without Readily Determinable Fair Value $ 4.9 $ 4.9
Equity Method Investments $ 3.8 $ 1.4
Debt Securities, Available-for-sale, Unrealized Loss Position, Number of Positions | positions 34,000  
Total number of security positions 43,000