Quarterly report pursuant to Section 13 or 15(d)

Securities - Debt Securities (Details)

v3.19.2
Securities - Debt Securities (Details) - USD ($)
$ in Millions
Jun. 30, 2019
Dec. 31, 2018
Available-for-sale Debt Securities:    
Amortized Cost $ 234,807 $ 234,280
Gross Unrealized Gains 2,304 499
Gross Unrealized Losses (1,132) (5,413)
Fair Value 235,979 229,366
Other Debt Securities, Carried at Fair Value:    
Amortized Cost 9,942 8,595
Gross Unrealized Gains 195 172
Gross Unrealized Losses (22) (32)
Fair Value 10,115 8,735
Debt securities carried at fair value:    
Amortized Cost 244,749 242,875
Gross Unrealized Gains 2,499 671
Gross Unrealized Losses (1,154) (5,445)
Debt securities carried at fair value 246,094 238,101
Held-to-maturity Securities:    
Amortized Cost 199,981 203,652
Gross Unrealized Gains 3,339 747
Gross Unrealized Losses (836) (3,964)
Held-to-maturity, fair value 202,484 200,435
Debt securities:    
Amortized Cost 444,730 446,527
Gross Unrealized Gains 5,838 1,418
Gross Unrealized Losses (1,990) (9,409)
Fair Value 448,578 438,536
Securities, pledged as collateral 42,000 40,600
FNMA    
Debt securities carried at fair value:    
Amortized Cost 160,100 161,200
Debt securities carried at fair value 161,900 158,500
FHLMC    
Debt securities carried at fair value:    
Amortized Cost 51,400 52,200
Debt securities carried at fair value 52,100 51,400
Mortgage-backed securities    
Available-for-sale Debt Securities:    
Amortized Cost 147,051 146,998
Gross Unrealized Gains 1,126 304
Gross Unrealized Losses (851) (3,951)
Fair Value 147,326 143,351
Debt securities carried at fair value:    
Debt securities carried at fair value 148,924  
Agency    
Available-for-sale Debt Securities:    
Amortized Cost 125,792 125,116
Gross Unrealized Gains 576 138
Gross Unrealized Losses (799) (3,428)
Fair Value 125,569 121,826
Debt securities carried at fair value:    
Debt securities carried at fair value 125,569  
Agency-collateralized mortgage obligations    
Available-for-sale Debt Securities:    
Amortized Cost 5,157 5,621
Gross Unrealized Gains 80 19
Gross Unrealized Losses (27) (110)
Fair Value 5,210 5,530
Debt securities carried at fair value:    
Debt securities carried at fair value 5,210  
Commercial    
Available-for-sale Debt Securities:    
Amortized Cost 14,313 14,469
Gross Unrealized Gains 228 11
Gross Unrealized Losses (16) (402)
Fair Value 14,525 14,078
Debt securities carried at fair value:    
Debt securities carried at fair value 14,525  
Non-agency residential    
Available-for-sale Debt Securities:    
Amortized Cost 1,789 1,792
Gross Unrealized Gains 242 136
Gross Unrealized Losses (9) (11)
Fair Value 2,022 $ 1,917
Debt securities carried at fair value:    
Debt securities carried at fair value $ 3,620  
Non-agency residential | Prime    
Debt securities:    
Available-for-sale securities, percent held by rating 67.00% 68.00%
Non-agency residential | Alt-A    
Debt securities:    
Available-for-sale securities, percent held by rating 4.00% 4.00%
Non-agency residential | Subprime    
Debt securities:    
Available-for-sale securities, percent held by rating 29.00% 28.00%
U.S. Treasury and agency securities    
Available-for-sale Debt Securities:    
Amortized Cost $ 56,157 $ 56,239
Gross Unrealized Gains 908 62
Gross Unrealized Losses (246) (1,378)
Fair Value 56,819 54,923
Debt securities carried at fair value:    
Debt securities carried at fair value 56,819  
Non-U.S. securities    
Available-for-sale Debt Securities:    
Amortized Cost 11,178 9,307
Gross Unrealized Gains 8 5
Gross Unrealized Losses (1) (6)
Fair Value 11,185 9,306
Debt securities carried at fair value:    
Debt securities carried at fair value 19,699  
Other taxable securities, substantially all asset-backed securities    
Available-for-sale Debt Securities:    
Amortized Cost 3,622 4,387
Gross Unrealized Gains 73 29
Gross Unrealized Losses 0 (6)
Fair Value 3,695 4,410
Debt securities carried at fair value:    
Debt securities carried at fair value 3,698  
Total taxable securities    
Available-for-sale Debt Securities:    
Amortized Cost 218,008 216,931
Gross Unrealized Gains 2,115 400
Gross Unrealized Losses (1,098) (5,341)
Fair Value 219,025 211,990
Debt securities carried at fair value:    
Debt securities carried at fair value 229,140  
Tax-exempt securities    
Available-for-sale Debt Securities:    
Amortized Cost 16,799 17,349
Gross Unrealized Gains 189 99
Gross Unrealized Losses (34) (72)
Fair Value 16,954 $ 17,376
Debt securities carried at fair value:    
Debt securities carried at fair value $ 16,954