Quarterly report pursuant to Section 13 or 15(d)

Fair Value Measurements - Level 3 Reconciliation (Details)

v3.20.1
Fair Value Measurements - Level 3 Reconciliation (Details) - USD ($)
$ in Millions
3 Months Ended
Mar. 31, 2020
Mar. 31, 2019
Dec. 31, 2019
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation, Calculation [Roll Forward]      
Gains (losses) in OCI $ 67 $ 96  
Fair Value, Net Derivative Asset (Liability) Measured on Recurring Basis, Unobservable Input Reconciliation [Roll Forward]      
Balance, beginning (2,538) (935)  
Total realized and unrealized gains (losses) included in Net Income 346 (25)  
Gains (losses) in OCI 0 0  
Purchases 40 111  
Sales (148) (245)  
Issuances 0 0  
Settlements 12 (55)  
Gross Transfers into Level 3 (528) 122  
Gross Transfers out of Level 3 (93) 9  
Balance, ending (2,909) (1,018)  
Change in unrealized gains/(losses) In net income related to financial instruments still held 279 (25)  
Fair Value, Net Derivative Asset (Liability) Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items]      
Derivative assets, gross 526,300   $ 344,800
Derivative liabilities, gross 510,600   337,100
Trading account liabilities – Equity securities      
Fair Value, Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation, Calculation [Roll Forward]      
Balance, beginning (2)    
Total realized and unrealized gains (losses) included in Net Income 1    
Gains (losses) in OCI 0    
Purchases 0    
Sales 0    
Issuances 0    
Settlements 0    
Gross Transfers into Level 3 0    
Gross Transfers out of Level 3 0    
Balance, ending (1)    
Change in unrealized gains/(losses) In net income related to financial instruments still held 1    
Trading account liabilities – Corporate securities and other      
Fair Value, Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation, Calculation [Roll Forward]      
Balance, beginning (15) (18)  
Total realized and unrealized gains (losses) included in Net Income 1 0  
Gains (losses) in OCI 0 0  
Purchases (6) 0  
Sales 0 (3)  
Issuances 0 0  
Settlements 0 0  
Gross Transfers into Level 3 0 0  
Gross Transfers out of Level 3 0 0  
Balance, ending (20) (21)  
Change in unrealized gains/(losses) In net income related to financial instruments still held 1 0  
Long-term debt      
Fair Value, Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation, Calculation [Roll Forward]      
Balance, beginning (1,149) (817)  
Total realized and unrealized gains (losses) included in Net Income 127 (46)  
Gains (losses) in OCI 187 (1)  
Purchases 8 0  
Sales 0 0  
Issuances (13) (3)  
Settlements 141 38  
Gross Transfers into Level 3 (23) (61)  
Gross Transfers out of Level 3 1 0  
Balance, ending (721) (890)  
Change in unrealized gains/(losses) In net income related to financial instruments still held 126 (46)  
Level 3 | Recurring      
Fair Value, Net Derivative Asset (Liability) Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items]      
Derivative assets, gross 1,856 3,500 2,226
Derivative liabilities, gross 4,765 4,500 $ 4,764
Corporate securities, trading loans and other      
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation, Calculation [Roll Forward]      
Balance, beginning 1,507 1,558  
Total realized and unrealized gains (losses) included in Net Income (103) 3  
Gains (losses) in OCI (1) 0  
Purchases 216 54  
Sales (90) (73)  
Issuances 8 0  
Settlements (32) (60)  
Gross Transfers into Level 3 237 139  
Gross Transfers out of Level 3 (102) (193)  
Balance, ending 1,640 1,428  
Change in unrealized gains/(losses) In net income related to financial instruments still held (108) (8)  
Equity securities      
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation, Calculation [Roll Forward]      
Balance, beginning 239 276  
Total realized and unrealized gains (losses) included in Net Income (26) 2  
Gains (losses) in OCI 0 0  
Purchases 26 18  
Sales (11) (1)  
Issuances 0 0  
Settlements 0 (3)  
Gross Transfers into Level 3 25 2  
Gross Transfers out of Level 3 (4) (6)  
Balance, ending 249 288  
Change in unrealized gains/(losses) In net income related to financial instruments still held (27) 2  
Non-U.S. sovereign debt      
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation, Calculation [Roll Forward]      
Balance, beginning 482 465  
Total realized and unrealized gains (losses) included in Net Income 2 8  
Gains (losses) in OCI (53) (1)  
Purchases 73 0  
Sales (48) 0  
Issuances 0 0  
Settlements (10) 0  
Gross Transfers into Level 3 17 0  
Gross Transfers out of Level 3 (213) 0  
Balance, ending 250 472  
Change in unrealized gains/(losses) In net income related to financial instruments still held 3 8  
Mortgage trading loans, ABS and other MBS      
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation, Calculation [Roll Forward]      
Balance, beginning 1,553 1,635  
Total realized and unrealized gains (losses) included in Net Income (125) 38  
Gains (losses) in OCI (2) (1)  
Purchases 362 230  
Sales (245) (337)  
Issuances 0 0  
Settlements (19) (9)  
Gross Transfers into Level 3 233 89  
Gross Transfers out of Level 3 (24) (135)  
Balance, ending 1,733 1,510  
Change in unrealized gains/(losses) In net income related to financial instruments still held (129) 27  
Trading account assets      
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation, Calculation [Roll Forward]      
Balance, beginning 3,781 3,934  
Total realized and unrealized gains (losses) included in Net Income (252) 51  
Gains (losses) in OCI (56) (2)  
Purchases 677 302  
Sales (394) (411)  
Issuances 8 0  
Settlements (61) (72)  
Gross Transfers into Level 3 512 230  
Gross Transfers out of Level 3 (343) (334)  
Balance, ending 3,872 3,698  
Change in unrealized gains/(losses) In net income related to financial instruments still held (261) 29  
Non-agency residential MBS      
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation, Calculation [Roll Forward]      
Balance, beginning 424 597  
Total realized and unrealized gains (losses) included in Net Income (3) 0  
Gains (losses) in OCI (13) 93  
Purchases 0 0  
Sales 0 0  
Issuances 0 0  
Settlements (12) (7)  
Gross Transfers into Level 3 128 159  
Gross Transfers out of Level 3 0 (261)  
Balance, ending 524 581  
Change in unrealized gains/(losses) In net income related to financial instruments still held 0 0  
Non-U.S. securities      
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation, Calculation [Roll Forward]      
Balance, beginning 2 2  
Total realized and unrealized gains (losses) included in Net Income 0 0  
Gains (losses) in OCI 0 0  
Purchases 0 0  
Sales (1) 0  
Issuances 0 0  
Settlements 0 0  
Gross Transfers into Level 3 0 0  
Gross Transfers out of Level 3 0 0  
Balance, ending 1 2  
Change in unrealized gains/(losses) In net income related to financial instruments still held 0 0  
Other taxable securities      
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation, Calculation [Roll Forward]      
Balance, beginning 65 7  
Total realized and unrealized gains (losses) included in Net Income 0 0  
Gains (losses) in OCI 0 0  
Purchases 3 0  
Sales 0 0  
Issuances 0 0  
Settlements 0 (4)  
Gross Transfers into Level 3 0 0  
Gross Transfers out of Level 3 0 0  
Balance, ending 68 3  
Change in unrealized gains/(losses) In net income related to financial instruments still held 0 0  
Tax-exempt securities      
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation, Calculation [Roll Forward]      
Balance, beginning 108    
Total realized and unrealized gains (losses) included in Net Income (10)    
Gains (losses) in OCI 2    
Purchases 0    
Sales 0    
Issuances 0    
Settlements 0    
Gross Transfers into Level 3 0    
Gross Transfers out of Level 3 0    
Balance, ending 100    
Change in unrealized gains/(losses) In net income related to financial instruments still held 0    
Available-for-sale Securities      
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation, Calculation [Roll Forward]      
Balance, beginning 599 606  
Total realized and unrealized gains (losses) included in Net Income (13) 0  
Gains (losses) in OCI (11) 93  
Purchases 3 0  
Sales (1) 0  
Issuances 0 0  
Settlements (12) (11)  
Gross Transfers into Level 3 128 159  
Gross Transfers out of Level 3 0 (261)  
Balance, ending 693 586  
Change in unrealized gains/(losses) In net income related to financial instruments still held 0 0  
Other debt securities carried at fair value – Non-agency residential MBS      
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation, Calculation [Roll Forward]      
Balance, beginning 299 172  
Total realized and unrealized gains (losses) included in Net Income (49) 47  
Gains (losses) in OCI 0 0  
Purchases 0 0  
Sales 0 0  
Issuances 0 0  
Settlements (4) (1)  
Gross Transfers into Level 3 26 38  
Gross Transfers out of Level 3 (3) (32)  
Balance, ending 269 224  
Change in unrealized gains/(losses) In net income related to financial instruments still held (49) 47  
Loans and leases      
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation, Calculation [Roll Forward]      
Balance, beginning 693 338  
Total realized and unrealized gains (losses) included in Net Income (119) 4  
Gains (losses) in OCI 0 0  
Purchases 0 0  
Sales 0 (15)  
Issuances 0 0  
Settlements (16) (10)  
Gross Transfers into Level 3 0 0  
Gross Transfers out of Level 3 0 0  
Balance, ending 558 317  
Change in unrealized gains/(losses) In net income related to financial instruments still held (107) 4  
Loans held-for-sale      
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation, Calculation [Roll Forward]      
Balance, beginning 375 542  
Total realized and unrealized gains (losses) included in Net Income (9) 12  
Gains (losses) in OCI (28) (2)  
Purchases 0 10  
Sales 0 (21)  
Issuances 691 11  
Settlements (45) (53)  
Gross Transfers into Level 3 93 59  
Gross Transfers out of Level 3 0 0  
Balance, ending 1,077 558  
Change in unrealized gains/(losses) In net income related to financial instruments still held (15) 4  
Other assets      
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation, Calculation [Roll Forward]      
Balance, beginning 2,360 2,932  
Total realized and unrealized gains (losses) included in Net Income (251) (74)  
Gains (losses) in OCI (30) 8  
Purchases 0 0  
Sales 1 0  
Issuances 20 41  
Settlements (142) (158)  
Gross Transfers into Level 3 2 0  
Gross Transfers out of Level 3 0 0  
Balance, ending 1,960 2,749  
Change in unrealized gains/(losses) In net income related to financial instruments still held $ (287) $ (128)