XML 56 R44.htm IDEA: XBRL DOCUMENT v3.25.2
Medical Claims and Benefits Payable - Narrative (Details) - USD ($)
$ in Millions
6 Months Ended
Jun. 30, 2025
Jun. 30, 2024
Insurance [Abstract]    
Incurred but not paid $ 3,036  
Prior period claims, favorable development $ 201 $ 519