XML 65 R53.htm IDEA: XBRL DOCUMENT v3.21.2
Investments - Allowance for Credit Loss Aggregated By Investment Category (Details) - USD ($)
$ in Millions
 3 Months Ended 9 Months Ended
Sep. 30, 2021
Sep. 30, 2021
Debt Securities, Available-for-sale, Allowance for Credit Loss [Roll Forward]    
Balance at Beginning of Period $ (13) $ (19)
For credit losses on securities for which losses were not previously recorded 0 (1)
For initial credit losses on purchased securities accounted for as PCD financial assets 0 (1)
(Additions) reductions in allowance recorded on previously impaired securities 0 1
For securities sold during the period 0 0
For securities intended/required to be sold prior to recovery of amortized cost basis 0 0
Write-offs charged against the allowance 5 8
Recoveries of amounts previously written off 0 4
Balance at End of Period (8) (8)
Asset-backed securities    
Debt Securities, Available-for-sale, Allowance for Credit Loss [Roll Forward]    
Balance at Beginning of Period (4) 0
For credit losses on securities for which losses were not previously recorded 0 0
For initial credit losses on purchased securities accounted for as PCD financial assets 0 (1)
(Additions) reductions in allowance recorded on previously impaired securities 1 (2)
For securities sold during the period 0 0
For securities intended/required to be sold prior to recovery of amortized cost basis 0 0
Write-offs charged against the allowance 0 0
Recoveries of amounts previously written off 0 0
Balance at End of Period (3) (3)
Commercial mortgage-backed securities    
Debt Securities, Available-for-sale, Allowance for Credit Loss [Roll Forward]    
Balance at Beginning of Period (1) 0
For credit losses on securities for which losses were not previously recorded 0 (1)
For initial credit losses on purchased securities accounted for as PCD financial assets 0 0
(Additions) reductions in allowance recorded on previously impaired securities 0 0
For securities sold during the period 0 0
For securities intended/required to be sold prior to recovery of amortized cost basis 0 0
Write-offs charged against the allowance 0 0
Recoveries of amounts previously written off 0 0
Balance at End of Period (1) (1)
Corporates    
Debt Securities, Available-for-sale, Allowance for Credit Loss [Roll Forward]    
Balance at Beginning of Period (5) (16)
For credit losses on securities for which losses were not previously recorded 0 0
For initial credit losses on purchased securities accounted for as PCD financial assets 0 0
(Additions) reductions in allowance recorded on previously impaired securities 0 4
For securities sold during the period 0 0
For securities intended/required to be sold prior to recovery of amortized cost basis 0 0
Write-offs charged against the allowance 5 8
Recoveries of amounts previously written off 0 4
Balance at End of Period 0 0
Residential mortgage-backed securities    
Debt Securities, Available-for-sale, Allowance for Credit Loss [Roll Forward]    
Balance at Beginning of Period (3) (3)
For credit losses on securities for which losses were not previously recorded 0 0
For initial credit losses on purchased securities accounted for as PCD financial assets 0 0
(Additions) reductions in allowance recorded on previously impaired securities (1) (1)
For securities sold during the period 0 0
For securities intended/required to be sold prior to recovery of amortized cost basis 0 0
Write-offs charged against the allowance 0 0
Recoveries of amounts previously written off 0 0
Balance at End of Period $ (4) $ (4)