XML 52 R42.htm IDEA: XBRL DOCUMENT v3.24.2.u1
Investment Securities - Available-For-Sale Securities (Details) - USD ($)
$ in Millions
Jun. 30, 2024
Dec. 31, 2023
Debt Securities, Available-for-Sale [Line Items]    
Amortized Cost $ 86,909 $ 76,602
Unrealized Gains 102 173
Unrealized Losses (7,212) (7,069)
Fair Value [1] 79,799 69,706
Portfolio level basis adjustments, Amortized Cost 60 335
Portfolio level basis adjustments, Unrealized Losses (60) (335)
U.S. Treasury and agencies    
Debt Securities, Available-for-Sale [Line Items]    
Amortized Cost 30,251 21,768
Unrealized Gains 4 8
Unrealized Losses (2,205) (2,234)
Fair Value 28,050 19,542
Residential mortgage-backed securities | Agency    
Debt Securities, Available-for-Sale [Line Items]    
Amortized Cost 30,254 28,185
Unrealized Gains 67 104
Unrealized Losses (2,364) (2,211)
Fair Value 27,957 26,078
Commercial mortgage-backed securities | Agency    
Debt Securities, Available-for-Sale [Line Items]    
Amortized Cost 8,689 8,703
Unrealized Gains 0 0
Unrealized Losses (1,415) (1,360)
Fair Value 7,274 7,343
Commercial mortgage-backed securities | Non-agency    
Debt Securities, Available-for-Sale [Line Items]    
Amortized Cost 7 7
Unrealized Gains 0 0
Unrealized Losses 0 (1)
Fair Value 7 6
Asset-backed securities    
Debt Securities, Available-for-Sale [Line Items]    
Amortized Cost 6,595 6,713
Unrealized Gains 13 25
Unrealized Losses (26) (14)
Fair Value 6,582 6,724
Obligations of state and political subdivisions    
Debt Securities, Available-for-Sale [Line Items]    
Amortized Cost 10,808 10,867
Unrealized Gains 18 36
Unrealized Losses (1,142) (914)
Fair Value 9,684 9,989
Other    
Debt Securities, Available-for-Sale [Line Items]    
Amortized Cost 245 24
Unrealized Gains 0 0
Unrealized Losses 0 0
Fair Value 245 24
Excluding portfolio level basis adjustments    
Debt Securities, Available-for-Sale [Line Items]    
Amortized Cost 86,849 76,267
Unrealized Gains 102 173
Unrealized Losses (7,152) (6,734)
Fair Value $ 79,799 $ 69,706
[1] Includes only collateral pledged by the Company where counterparties have the right to sell or pledge the collateral.