Quarterly report pursuant to Section 13 or 15(d)

Fair Value Option - Gains (Losses) Related to Assets and Liabilities (Details)

v3.21.2
Fair Value Option - Gains (Losses) Related to Assets and Liabilities (Details) - USD ($)
$ in Millions
 3 Months Ended 9 Months Ended
Sep. 30, 2021
Sep. 30, 2020
Sep. 30, 2021
Sep. 30, 2020
Fair Value, Option, Quantitative Disclosures [Line Items]        
Gains (Losses) Related to Assets and Liabilities Accounted for Under the Fair Value Option $ (385) $ 506 $ 1,412 $ (49)
Loans reported as trading account assets        
Fair Value, Option, Quantitative Disclosures [Line Items]        
Gains (Losses) Related to Assets and Liabilities Accounted for Under the Fair Value Option 5 58 288 (15)
Trading inventory – other        
Fair Value, Option, Quantitative Disclosures [Line Items]        
Gains (Losses) Related to Assets and Liabilities Accounted for Under the Fair Value Option (1,155) 709 419 1,259
Consumer and commercial loans        
Fair Value, Option, Quantitative Disclosures [Line Items]        
Gains (Losses) Related to Assets and Liabilities Accounted for Under the Fair Value Option (67) 100 92 (134)
Loans held-for-sale        
Fair Value, Option, Quantitative Disclosures [Line Items]        
Gains (Losses) Related to Assets and Liabilities Accounted for Under the Fair Value Option 53 22 64 67
Short-term borrowings        
Fair Value, Option, Quantitative Disclosures [Line Items]        
Gains (Losses) Related to Assets and Liabilities Accounted for Under the Fair Value Option 548 (38) 1,022 196
Unfunded loan commitments        
Fair Value, Option, Quantitative Disclosures [Line Items]        
Gains (Losses) Related to Assets and Liabilities Accounted for Under the Fair Value Option 8 (18) 2 (88)
Long-term debt        
Fair Value, Option, Quantitative Disclosures [Line Items]        
Gains (Losses) Related to Assets and Liabilities Accounted for Under the Fair Value Option 216 (353) (469) (1,331)
Other        
Fair Value, Option, Quantitative Disclosures [Line Items]        
Gains (Losses) Related to Assets and Liabilities Accounted for Under the Fair Value Option 7 26 (6) (3)
Market making and similar activities        
Fair Value, Option, Quantitative Disclosures [Line Items]        
Gains (Losses) Related to Assets and Liabilities Accounted for Under the Fair Value Option (426) 399 1,369 119
Market making and similar activities | Loans reported as trading account assets        
Fair Value, Option, Quantitative Disclosures [Line Items]        
Gains (Losses) Related to Assets and Liabilities Accounted for Under the Fair Value Option 5 58 288 (15)
Market making and similar activities | Trading inventory – other        
Fair Value, Option, Quantitative Disclosures [Line Items]        
Gains (Losses) Related to Assets and Liabilities Accounted for Under the Fair Value Option (1,155) 709 419 1,259
Market making and similar activities | Consumer and commercial loans        
Fair Value, Option, Quantitative Disclosures [Line Items]        
Gains (Losses) Related to Assets and Liabilities Accounted for Under the Fair Value Option (56) (2) 58 (49)
Market making and similar activities | Loans held-for-sale        
Fair Value, Option, Quantitative Disclosures [Line Items]        
Gains (Losses) Related to Assets and Liabilities Accounted for Under the Fair Value Option 0 0 0 0
Market making and similar activities | Short-term borrowings        
Fair Value, Option, Quantitative Disclosures [Line Items]        
Gains (Losses) Related to Assets and Liabilities Accounted for Under the Fair Value Option 548 (38) 1,022 196
Market making and similar activities | Unfunded loan commitments        
Fair Value, Option, Quantitative Disclosures [Line Items]        
Gains (Losses) Related to Assets and Liabilities Accounted for Under the Fair Value Option 0 0 0 0
Market making and similar activities | Long-term debt        
Fair Value, Option, Quantitative Disclosures [Line Items]        
Gains (Losses) Related to Assets and Liabilities Accounted for Under the Fair Value Option 225 (347) (436) (1,300)
Market making and similar activities | Other        
Fair Value, Option, Quantitative Disclosures [Line Items]        
Gains (Losses) Related to Assets and Liabilities Accounted for Under the Fair Value Option 7 19 18 28
Other Income        
Fair Value, Option, Quantitative Disclosures [Line Items]        
Gains (Losses) Related to Assets and Liabilities Accounted for Under the Fair Value Option 41 107 43 (168)
Other Income | Loans reported as trading account assets        
Fair Value, Option, Quantitative Disclosures [Line Items]        
Gains (Losses) Related to Assets and Liabilities Accounted for Under the Fair Value Option 0 0 0 0
Other Income | Trading inventory – other        
Fair Value, Option, Quantitative Disclosures [Line Items]        
Gains (Losses) Related to Assets and Liabilities Accounted for Under the Fair Value Option 0 0 0 0
Other Income | Consumer and commercial loans        
Fair Value, Option, Quantitative Disclosures [Line Items]        
Gains (Losses) Related to Assets and Liabilities Accounted for Under the Fair Value Option (11) 102 34 (85)
Other Income | Loans held-for-sale        
Fair Value, Option, Quantitative Disclosures [Line Items]        
Gains (Losses) Related to Assets and Liabilities Accounted for Under the Fair Value Option 53 22 64 67
Other Income | Short-term borrowings        
Fair Value, Option, Quantitative Disclosures [Line Items]        
Gains (Losses) Related to Assets and Liabilities Accounted for Under the Fair Value Option 0 0 0 0
Other Income | Unfunded loan commitments        
Fair Value, Option, Quantitative Disclosures [Line Items]        
Gains (Losses) Related to Assets and Liabilities Accounted for Under the Fair Value Option 8 (18) 2 (88)
Other Income | Long-term debt        
Fair Value, Option, Quantitative Disclosures [Line Items]        
Gains (Losses) Related to Assets and Liabilities Accounted for Under the Fair Value Option (9) (6) (33) (31)
Other Income | Other        
Fair Value, Option, Quantitative Disclosures [Line Items]        
Gains (Losses) Related to Assets and Liabilities Accounted for Under the Fair Value Option $ 0 $ 7 $ (24) $ (31)