Quarterly report pursuant to Section 13 or 15(d)

Derivatives - Narrative (Details)

v3.24.3
Derivatives - Narrative (Details) - USD ($)
$ in Millions
 9 Months Ended
Sep. 30, 2024
Jun. 30, 2024
Dec. 31, 2023
Sep. 30, 2023
Jun. 30, 2023
Dec. 31, 2022
Derivative [Line Items]            
Shareholders’ equity $ 296,512 $ 293,892 $ 291,646 $ 287,064 $ 283,319 $ 273,197
Net loss in AOCI expected to be reclassified, after tax 2,400          
Net loss in AOCI expected to be reclassified $ 3,100          
Open cash flow hedge, forecasted transactions hedging period (in years) 6 years          
Terminated cash flow hedges, period forecasted transaction recognized in interest income (in years) 5 years          
Bank of America, N.A.            
Derivative [Line Items]            
Collateral not yet posted $ 2,000          
Interest rate risk on long-term debt            
Derivative [Line Items]            
Decrease in liability 10,900   10,500      
Interest rate risk on AFS securities            
Derivative [Line Items]            
Available -for-sale securities from discontinued hedging relationships cumulative decrease 4,700   5,600      
Credit derivatives            
Derivative [Line Items]            
Cash and securities held as collateral 106,500   104,100      
Cash and securities collateral posted 95,600   93,400      
Collateral not yet posted 3,800          
Foreign Mortgage-backed Securities and Foreign Securities            
Derivative [Line Items]            
Transfer of mortgage-backed securities to third-party trust 3,900   4,100      
Gross cash proceeds from transfer of securities 4,000   4,200      
Fair value of derecognized assets 3,900   4,100      
Derivatives            
Derivative [Line Items]            
Shareholders’ equity (4,916)   $ (8,016) $ (12,252)   $ (11,935)
Pretax loss in accumulated OCI $ 6,600