v3.26.1
Segment Information - Reconciliation of Income Before Income Tax Expense to Reportable Segments Operating Gain Included in the Consolidated Statements of Income (Details) - USD ($)
$ in Millions
 3 Months Ended 6 Months Ended
Jun. 30, 2026
Jun. 30, 2025
Jun. 30, 2026
Jun. 30, 2025
Segment Reporting [Line Items]        
Income before income tax expense $ 1,937 $ 2,292 $ 4,241 $ 5,089
Net investment income (704) (486) (1,469) (1,076)
Net losses on financial instruments 56 131 134 595
Interest expense 364 341 721 685
Amortization of other intangible assets 110 147 222 302
Reportable segments’ operating gain 1,763 2,425 3,849 5,595
Reportable Segments        
Segment Reporting [Line Items]        
Income before income tax expense 1,937 2,292 4,241 5,089
Net investment income (704) (486) (1,469) (1,076)
Net losses on financial instruments 56 131 134 595
Interest expense 364 341 721 685
Amortization of other intangible assets 110 147 222 302
Reportable segments’ operating gain $ 1,763 $ 2,425 $ 3,849 $ 5,595