v3.26.1
FAIR VALUE ELECTIONS - Valuation Adjustments, Fair Value Option for Financial Assets and Financial Liabilities (Details) - USD ($)
$ in Millions
3 Months Ended
Mar. 31, 2026
Mar. 31, 2025
Dec. 31, 2025
Fair Value Option Quantitative Disclosures      
Gain (loss) on change in estimated fair value of debt liabilities due to change in company's own credit risk $ 1,832 $ 1,000  
Balance of non-accrual loans or loans more than 90 days past due 1   $ 1
Aggregate unpaid principal balance in excess of fair value for non-accrual loans or loans more than 90 days past due 0   0
Certain loans and other credit product      
Fair Value Option Quantitative Disclosures      
Changes in fair value due to instrument-specific credit risk loss 9 $ 24  
Certain loans and other credit product | Trading assets      
Fair Value Option Quantitative Disclosures      
Aggregate unpaid principal balance in excess of (less than) fair value 142   149
Balance of non-accrual loans or loans more than 90 days past due 0   0
Aggregate unpaid principal balance in excess of fair value for non-accrual loans or loans more than 90 days past due 0   0
Certain loans and other credit product | Loans      
Fair Value Option Quantitative Disclosures      
Aggregate unpaid principal balance in excess of (less than) fair value (49)   (176)
Balance of non-accrual loans or loans more than 90 days past due 1   2
Aggregate unpaid principal balance in excess of fair value for non-accrual loans or loans more than 90 days past due 0   0
Mortgage receivable      
Fair Value Option Quantitative Disclosures      
Aggregate unpaid principal balance in excess of (less than) fair value 3   18
Carrying amount | Certain loans and other credit product | Trading assets      
Fair Value Option Quantitative Disclosures      
Carrying amount reported on the Consolidated Balance Sheet 5,281   4,902
Carrying amount | Certain loans and other credit product | Loans      
Fair Value Option Quantitative Disclosures      
Carrying amount reported on the Consolidated Balance Sheet 8,523   6,855
Carrying amount | Loans held-for-sale      
Fair Value Option Quantitative Disclosures      
Carrying amount reported on the Consolidated Balance Sheet 867   923
Fair value | Certain loans and other credit product      
Fair Value Option Quantitative Disclosures      
Unfunded lending commitments $ 150   $ 225