XML 87 R66.htm IDEA: XBRL DOCUMENT v3.22.1
Investments - Gross unrealized losses and fair value by type and length of time held in a continuous unrealized loss position (Details)
$ in Millions
Dec. 31, 2021
USD ($)
security
Dec. 31, 2020
USD ($)
security
U.S. government and agencies    
Less than 12 months    
Number of issues | security 20 10
Fair value $ 346 $ 17
Unrealized losses $ (7) $ 0
12 months or more    
Number of issues | security 9 0
Fair value $ 11 $ 0
Unrealized losses (1) 0
Total unrealized losses    
Total unrealized losses $ (8) $ 0
Municipal    
Less than 12 months    
Number of issues | security 101 7
Fair value $ 196 $ 31
Unrealized losses $ (4) $ 0
12 months or more    
Number of issues | security 0 0
Fair value $ 0 $ 0
Unrealized losses 0 0
Total unrealized losses    
Total unrealized losses $ (4) $ 0
Corporate    
Less than 12 months    
Number of issues | security 581 114
Fair value $ 3,372 $ 558
Unrealized losses $ (93) $ (19)
12 months or more    
Number of issues | security 57 25
Fair value $ 314 $ 153
Unrealized losses (21) (21)
Total unrealized losses    
Total unrealized losses $ (114) $ (40)
ABS    
Less than 12 months    
Number of issues | security 55 5
Fair value $ 639 $ 2
Unrealized losses $ (3) $ 0
12 months or more    
Number of issues | security 1 4
Fair value $ 0 $ 5
Unrealized losses 0 (2)
Total unrealized losses    
Total unrealized losses $ (3) $ (2)
MBS    
Less than 12 months    
Number of issues | security 42 3
Fair value $ 619 $ 0
Unrealized losses $ (1) $ 0
12 months or more    
Number of issues | security 0 10
Fair value $ 0 $ 0
Unrealized losses 0 0
Total unrealized losses    
Total unrealized losses $ (1) $ 0
Fixed income securities    
Less than 12 months    
Number of issues | security 799 139
Fair value $ 5,172 $ 608
Unrealized losses $ (108) $ (19)
12 months or more    
Number of issues | security 67 39
Fair value $ 325 $ 158
Unrealized losses (22) (23)
Total unrealized losses    
Total unrealized losses $ (130) $ (42)
Investment grade fixed income securities    
Less than 12 months    
Number of issues | security 662 69
Fair value $ 4,882 $ 388
Unrealized losses $ (98) $ (5)
12 months or more    
Number of issues | security 56 19
Fair value $ 281 $ 73
Unrealized losses (19) (17)
Total unrealized losses    
Total unrealized losses $ (117) $ (22)
Below investment grade fixed income securities    
Less than 12 months    
Number of issues | security 137 70
Fair value $ 290 $ 220
Unrealized losses $ (10) $ (14)
12 months or more    
Number of issues | security 11 20
Fair value $ 44 $ 85
Unrealized losses (3) (6)
Total unrealized losses    
Total unrealized losses $ (13) $ (20)