Quarterly report pursuant to Section 13 or 15(d)

Securities - Narrative (Details)

v3.22.2.2
Securities - Narrative (Details) - USD ($)
$ in Millions
Sep. 30, 2022
Dec. 31, 2021
Debt Securities, Available-for-sale [Line Items]    
Fair Value $ 226,339 $ 299,178
Held-to-maturity securities 527,553 665,890
Other assets    
Debt Securities, Available-for-sale [Line Items]    
Equity securities, fair value 620 513
Equity securities, cost 311 266
Time Deposits Placed and Other Short-term Investments    
Debt Securities, Available-for-sale [Line Items]    
Time deposits placed and other short-term investments 682 707
Debt securities    
Debt Securities, Available-for-sale [Line Items]    
Accumulated net unrealized loss on AFS debt securities (3,900)  
Accumulated other comprehensive income benefit (1,300)  
U.S. Agency And U.S. Treasury Securities    
Debt Securities, Available-for-sale [Line Items]    
Fair Value 199,300 268,500
Held-to-maturity securities 527,600 665,900
All Non U.S. Agency And Non U.S. Treasury Securities    
Debt Securities, Available-for-sale [Line Items]    
Fair Value $ 27,000 $ 30,700