XML 45 R36.htm IDEA: XBRL DOCUMENT v3.22.1
INVESTMENT SECURITIES - Gross Unrealized Losses and Fair Values of Securities (Details) - USD ($)
$ in Millions
Mar. 31, 2022
Dec. 31, 2021
Fair Value    
Less than 12 months $ 4,524 $ 4,990
12 months or more 6,941 2,547
Total 11,465 7,537
Gross Unrealized Losses    
Less than 12 months (269) (94)
12 months or more (491) (67)
Total (760) (161)
U.S. Treasury and agency obligations    
Fair Value    
Less than 12 months 110 201
12 months or more 453 355
Total 563 556
Gross Unrealized Losses    
Less than 12 months (5) (3)
12 months or more (28) (7)
Total (33) (10)
Mortgage-backed securities    
Fair Value    
Less than 12 months 1,112 2,082
12 months or more 1,915 556
Total 3,027 2,638
Gross Unrealized Losses    
Less than 12 months (75) (49)
12 months or more (181) (20)
Total (256) (69)
Tax-exempt municipal securities    
Fair Value    
Less than 12 months 36 68
12 months or more 418 34
Total 454 102
Gross Unrealized Losses    
Less than 12 months (3) (1)
12 months or more (15) (1)
Total (18) (2)
Residential    
Fair Value    
Less than 12 months 383 358
12 months or more 67 8
Total 450 366
Gross Unrealized Losses    
Less than 12 months (22) (6)
12 months or more (8) 0
Total (30) (6)
Commercial    
Fair Value    
Less than 12 months 390 295
12 months or more 1,060 400
Total 1,450 695
Gross Unrealized Losses    
Less than 12 months (20) (4)
12 months or more (38) (7)
Total (58) (11)
Asset-backed securities    
Fair Value    
Less than 12 months 614 530
12 months or more 615 425
Total 1,229 955
Gross Unrealized Losses    
Less than 12 months (12) (3)
12 months or more (6) (1)
Total (18) (4)
Corporate debt securities    
Fair Value    
Less than 12 months 1,879 1,456
12 months or more 2,413 769
Total 4,292 2,225
Gross Unrealized Losses    
Less than 12 months (132) (28)
12 months or more (215) (31)
Total $ (347) $ (59)