Quarterly report pursuant to Section 13 or 15(d)

Securities - AFS Debt Securities in a Continuous Unrealized Loss Position (Details)

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Securities - AFS Debt Securities in a Continuous Unrealized Loss Position (Details) - USD ($)
$ in Millions
Sep. 30, 2022
Dec. 31, 2021
Fair Value    
Less than Twelve Months $ 164,031 $ 120,661
Twelve Months or Longer 43,048 6,928
Total 207,079 127,589
Gross Unrealized Losses    
Less than Twelve Months (3,306) (530)
Twelve Months or Longer (1,929) (153)
Total (5,235) (683)
Mortgage-backed securities    
Fair Value    
Less than Twelve Months 25,963 16,852
Twelve Months or Longer 5,393 1,887
Total 31,356 18,739
Gross Unrealized Losses    
Less than Twelve Months (2,036) (242)
Twelve Months or Longer (910) (81)
Total (2,946) (323)
Agency    
Fair Value    
Less than Twelve Months 20,518 11,733
Twelve Months or Longer 2,937 815
Total 23,455 12,548
Gross Unrealized Losses    
Less than Twelve Months (1,625) (166)
Twelve Months or Longer (519) (20)
Total (2,144) (186)
Agency-collateralized mortgage obligations    
Fair Value    
Less than Twelve Months 1,342 1,427
Twelve Months or Longer 989 122
Total 2,331 1,549
Gross Unrealized Losses    
Less than Twelve Months (87) (22)
Twelve Months or Longer (133) (3)
Total (220) (25)
Commercial    
Fair Value    
Less than Twelve Months 3,831 3,451
Twelve Months or Longer 1,366 776
Total 5,197 4,227
Gross Unrealized Losses    
Less than Twelve Months (264) (41)
Twelve Months or Longer (235) (38)
Total (499) (79)
Non-agency residential    
Fair Value    
Less than Twelve Months 272 241
Twelve Months or Longer 101 174
Total 373 415
Gross Unrealized Losses    
Less than Twelve Months (60) (13)
Twelve Months or Longer (23) (20)
Total (83) (33)
U.S. Treasury and government agencies    
Fair Value    
Less than Twelve Months 125,543 103,307
Twelve Months or Longer 31,867 4,850
Total 157,410 108,157
Gross Unrealized Losses    
Less than Twelve Months (1,129) (272)
Twelve Months or Longer (668) (46)
Total (1,797) (318)
Non-U.S. securities    
Fair Value    
Less than Twelve Months 9,221  
Twelve Months or Longer 732  
Total 9,953  
Gross Unrealized Losses    
Less than Twelve Months (23)  
Twelve Months or Longer (21)  
Total (44)  
Other taxable securities    
Fair Value    
Less than Twelve Months 2,373 0
Twelve Months or Longer 759 82
Total 3,132 82
Gross Unrealized Losses    
Less than Twelve Months (20) 0
Twelve Months or Longer (56) (3)
Total (76) (3)
Tax-exempt securities    
Fair Value    
Less than Twelve Months 931 502
Twelve Months or Longer 4,297 109
Total 5,228 611
Gross Unrealized Losses    
Less than Twelve Months (98) (16)
Twelve Months or Longer (274) (23)
Total $ (372) $ (39)