v3.26.3
Loan Receivables and Allowance for Credit Losses - Narrative (Details)
$ in Millions
1 Months Ended 3 Months Ended 9 Months Ended
Apr. 30, 2026
USD ($)
Sep. 30, 2026
USD ($)
creditScoreCategory
Sep. 30, 2025
USD ($)
Sep. 30, 2026
USD ($)
creditScoreCategory
Sep. 30, 2025
USD ($)
Jun. 30, 2026
USD ($)
Dec. 31, 2025
USD ($)
Jun. 30, 2025
USD ($)
Dec. 31, 2024
USD ($)
Accounts, Notes, Loans and Financing Receivable [Line Items]                  
Reasonable and supportable forecast period       12 months          
Reversion period       6 months          
Allowance for credit loss   $ 10,341 $ 10,373 $ 10,341 $ 10,373 $ 10,312 $ 10,442 $ 10,564 $ 10,929
Number of credit score categories | creditScoreCategory   3   3          
Percentage of loan receivables with no Vantage Score   0.30% 0.40% 0.30% 0.40%   0.40%    
Financing receivable, modified, weighted average interest rate decrease from modification   97.00% 97.00%            
Financing receivable modified percent of unpaid balance forgiven short-term   $ 10 $ 12 $ 188 $ 211        
Modified loans success rate       62.00% 64.00%        
Credit cards                  
Accounts, Notes, Loans and Financing Receivable [Line Items]                  
Loan receivables purchased $ 700                
Allowance for credit loss   9,672 9,679 $ 9,672 $ 9,679 9,610 $ 9,789 9,906 10,259
Unused commitments to extend credit   455,000   455,000     440,000    
Consumer installment loans                  
Accounts, Notes, Loans and Financing Receivable [Line Items]                  
Allowance for credit loss   $ 475 $ 573 $ 475 $ 573 $ 491 $ 543 $ 545 $ 542