Annual report pursuant to Section 13 and 15(d)

Securities - Debt Securities (Details)

v3.20.4
Securities - Debt Securities (Details) - USD ($)
$ in Millions
Dec. 31, 2020
Dec. 31, 2019
Available-for-sale debt securities    
Amortized Cost $ 228,238 $ 243,307
Gross Unrealized Gains 6,384 2,776
Gross Unrealized Losses (131) (444)
Fair Value 234,491 245,639
Other Debt Securities, Carried at Fair Value:    
Amortized Cost 11,720 10,596
Gross Unrealized Gains 429 255
Gross Unrealized Losses (39) (23)
Fair Value 12,110 10,828
Debt securities carried at fair value:    
Amortized Cost 239,958 253,903
Gross Unrealized Gains 6,813 3,031
Gross Unrealized Losses (170) (467)
Fair Value 246,601 256,467
Held-to-maturity Securities:    
Amortized Cost 438,279 215,730
Gross Unrealized Gains 10,095 4,433
Gross Unrealized Losses (194) (342)
Fair Value 448,180 219,821
Debt securities:    
Amortized Cost 678,237 469,633
Gross Unrealized Gains 16,908 7,464
Gross Unrealized Losses (364) (809)
Fair Value 694,781 476,288
Securities, pledged as collateral 65,500 67,000
FNMA    
Debt securities carried at fair value:    
Amortized Cost 260,100 157,200
Fair Value 267,500 160,600
FHLMC    
Debt securities carried at fair value:    
Amortized Cost 118,100 54,100
Fair Value 120,700 55,100
Mortgage-backed securities    
Available-for-sale debt securities    
Amortized Cost 80,999 142,030
Gross Unrealized Gains 3,683 1,478
Gross Unrealized Losses (73) (241)
Fair Value 84,609 143,267
Debt securities carried at fair value:    
Fair Value 85,397  
Agency    
Available-for-sale debt securities    
Amortized Cost 59,518 121,698
Gross Unrealized Gains 2,370 1,013
Gross Unrealized Losses (39) (183)
Fair Value 61,849 122,528
Debt securities carried at fair value:    
Fair Value 61,849  
Agency-collateralized mortgage obligations    
Available-for-sale debt securities    
Amortized Cost 5,112 4,587
Gross Unrealized Gains 161 78
Gross Unrealized Losses (13) (24)
Fair Value 5,260 4,641
Debt securities carried at fair value:    
Fair Value 5,260  
Commercial    
Available-for-sale debt securities    
Amortized Cost 15,470 14,797
Gross Unrealized Gains 1,025 249
Gross Unrealized Losses (4) (25)
Fair Value 16,491 15,021
Debt securities carried at fair value:    
Fair Value 16,505  
Non-agency residential    
Available-for-sale debt securities    
Amortized Cost 899 948
Gross Unrealized Gains 127 138
Gross Unrealized Losses (17) (9)
Fair Value 1,009 $ 1,077
Debt securities carried at fair value:    
Fair Value $ 1,783  
Non-agency residential | Prime    
Debt securities:    
Available-for-sale securities, percent held by rating 37.00% 49.00%
Non-agency residential | Alt-A    
Debt securities:    
Available-for-sale securities, percent held by rating 2.00% 6.00%
Non-agency residential | Subprime    
Debt securities:    
Available-for-sale securities, percent held by rating 61.00% 45.00%
U.S. Treasury and agency securities    
Available-for-sale debt securities    
Amortized Cost $ 114,157 $ 67,700
Gross Unrealized Gains 2,236 1,023
Gross Unrealized Losses (13) (195)
Fair Value 116,380 68,528
Debt securities carried at fair value:    
Fair Value 116,473  
Non-U.S. securities    
Available-for-sale debt securities    
Amortized Cost 14,009 11,987
Gross Unrealized Gains 15 6
Gross Unrealized Losses (7) (2)
Fair Value 14,017 11,991
Debt securities carried at fair value:    
Fair Value 25,243  
Other taxable securities, substantially all asset-backed securities    
Available-for-sale debt securities    
Amortized Cost 2,656 3,874
Gross Unrealized Gains 61 67
Gross Unrealized Losses (6) 0
Fair Value 2,711 3,941
Debt securities carried at fair value:    
Fair Value 2,714  
Total taxable securities    
Available-for-sale debt securities    
Amortized Cost 211,821 225,591
Gross Unrealized Gains 5,995 2,574
Gross Unrealized Losses (99) (438)
Fair Value 217,717 227,727
Debt securities carried at fair value:    
Fair Value 229,827  
Tax-exempt securities    
Available-for-sale debt securities    
Amortized Cost 16,417 17,716
Gross Unrealized Gains 389 202
Gross Unrealized Losses (32) (6)
Fair Value 16,774 $ 17,912
Debt securities carried at fair value:    
Fair Value $ 16,774