v3.26.1
Market Risk Benefits (Instrument Specific Credit Risk) (Details) - USD ($)
$ in Millions
Jun. 30, 2026
Jun. 30, 2025
Market Risk Benefit [Line Items]    
Market Risk Benefit, after Increase (Decrease) from Instrument-Specific Credit Risk $ (213) $ (216)
Market Risk Benefit, Asset, Amount [1] 19 17
Market Risk Benefit, Liability, Amount 232 233
Insurance, Other | Americas [Member] | Other Segments    
Market Risk Benefit [Line Items]    
Market Risk Benefit, after Increase (Decrease) from Instrument-Specific Credit Risk (213) (216)
Market Risk Benefit, Asset, Amount [1] 19 17
Market Risk Benefit, Liability, Amount $ 232 $ 233
[1] Included in Other assets.