Quarterly report pursuant to Section 13 or 15(d)

Accumulated Other Comprehensive Income (Loss) - Change in Accumulated OCI (Details)

v3.20.2
Accumulated Other Comprehensive Income (Loss) - Change in Accumulated OCI (Details) - USD ($)
$ in Millions
3 Months Ended 9 Months Ended
Sep. 30, 2020
Sep. 30, 2019
Sep. 30, 2020
Sep. 30, 2019
Accumulated Other Comprehensive Income (Loss), Net of Tax [Roll Forward]        
Beginning balance $ 265,637 $ 271,408 $ 264,810 $ 265,325
Net change 184 1,860 5,655 6,594
Ending balance 268,850 268,387 268,850 268,387
Accumulated Other Comprehensive Income (Loss)        
Accumulated Other Comprehensive Income (Loss), Net of Tax [Roll Forward]        
Beginning balance (1,162) (7,477) (6,633) (12,211)
Net change     5,655 6,594
Ending balance (978) (5,617) (978) (5,617)
Debt Securities        
Accumulated Other Comprehensive Income (Loss), Net of Tax [Roll Forward]        
Beginning balance     323 (5,552)
Net change     4,794 6,231
Ending balance 5,117 679 5,117 679
Debit Valuation Adjustments        
Accumulated Other Comprehensive Income (Loss), Net of Tax [Roll Forward]        
Beginning balance     (1,494) (531)
Net change     (5) (272)
Ending balance (1,499) (803) (1,499) (803)
Derivatives        
Accumulated Other Comprehensive Income (Loss), Net of Tax [Roll Forward]        
Beginning balance     (400) (1,016)
Net change     808 651
Ending balance 408 (365) 408 (365)
Employee Benefit Plans        
Accumulated Other Comprehensive Income (Loss), Net of Tax [Roll Forward]        
Beginning balance     (4,168) (4,304)
Net change     144 83
Ending balance (4,024) (4,221) (4,024) (4,221)
Foreign Currency        
Accumulated Other Comprehensive Income (Loss), Net of Tax [Roll Forward]        
Beginning balance     (894) (808)
Net change     (86) (99)
Ending balance $ (980) $ (907) $ (980) $ (907)