v3.26.1
REPORTABLE BUSINESS SEGMENTS AND ALL OTHER - Reconciliation (Details) - USD ($)
$ in Millions
 3 Months Ended
Mar. 31, 2026
Mar. 31, 2025
Segment Reporting Information [Line Items]    
Income (loss) from continuing operations $ 5,939 $ 4,108
Total revenues, net of interest expense 24,633 21,596
Total operating expenses 14,311 13,425
Provisions for credit losses and for benefits and claims 2,805 2,723
Provision (benefits) for income taxes 1,578 1,340
Held for sale | Mexico and Asia Exit Markets    
Segment Reporting Information [Line Items]    
Operating expenses, before tax 31 34
Operating expenses, after tax 23 23
Operating Segments    
Segment Reporting Information [Line Items]    
Income (loss) from continuing operations 5,951 4,123
Reconciling Items    
Segment Reporting Information [Line Items]    
Income (loss) from continuing operations (12) (15)
Total revenues, net of interest expense 13 0
Total operating expenses 31 34
Provisions for credit losses and for benefits and claims 1 (11)
Provision (benefits) for income taxes $ (7) $ (8)