XML 59 R40.htm IDEA: XBRL DOCUMENT v3.22.1
Investments (Changes In Allowance For Credit Losses On AFS) (Details) - USD ($)
$ in Millions
 3 Months Ended
Mar. 31, 2022
Mar. 31, 2021
Debt Securities, Available-for-sale, Allowance for Credit Loss [Line Items]    
Balance as of beginning-of-period $ 19  
Balance as of end-of-period 20  
Accrued interest receivable on fixed maturity AFS securities 1,000 $ 1,100
Fixed Maturity AFS Securities [Member]    
Debt Securities, Available-for-sale, Allowance for Credit Loss [Line Items]    
Balance as of beginning-of-period 19 13
Additions for securities for which credit losses were not previously recognized 2  
Additions (reductions) for securities for which credit losses were previously recognized   1
Reductions for securities disposed (1)  
Balance as of end-of-period 20 14
Fixed Maturity AFS Securities [Member] | Corporate Bonds [Member]    
Debt Securities, Available-for-sale, Allowance for Credit Loss [Line Items]    
Balance as of beginning-of-period 17 12
Additions (reductions) for securities for which credit losses were previously recognized   1
Reductions for securities disposed (1)  
Balance as of end-of-period 16 13
Fixed Maturity AFS Securities [Member] | RMBS [Member]    
Debt Securities, Available-for-sale, Allowance for Credit Loss [Line Items]    
Balance as of beginning-of-period 1 1
Additions for securities for which credit losses were not previously recognized 1  
Balance as of end-of-period 2 $ 1
Fixed Maturity AFS Securities [Member] | ABS [Member]    
Debt Securities, Available-for-sale, Allowance for Credit Loss [Line Items]    
Balance as of end-of-period 1  
Fixed Maturity AFS Securities [Member] | Other [Member]    
Debt Securities, Available-for-sale, Allowance for Credit Loss [Line Items]    
Balance as of beginning-of-period 1  
Additions for securities for which credit losses were not previously recognized 1  
Balance as of end-of-period $ 2