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Summary of Significant Accounting Policies (Tables)
12 Months Ended
Dec. 31, 2020
Accounting Policies [Abstract]  
Schedule of allowance for credit loss
The Company’s allowance for credit losses is presented in the following table.
($ in millions)December 31, 2020January 1, 2020
Fixed income securities $1 $— 
Mortgage loans59 36 
Other investments
Bank loans16 16 
Agent loans5 5 
Investments81 57 
Reinsurance recoverables15 14 
Other assets7 7 
Assets103 78 
Commitments to fund mortgage loans, bank loans and agent loans— 1 
Liabilities— 1 
Total$103 $79 
Rollforward of credit loss allowance for fixed income securities for the year ended December 31, 2020 is as follows:
($ in millions)2020
Beginning balance$— 
Credit losses on securities for which credit losses not previously reported(3)
Reduction of allowance related to sales2 
Write-offs— 
Ending balance (1)
$(1)
____________
(1)Allowance for fixed income securities as of December 31, 2020 comprised $1 million of ABS.
The rollforward of credit loss allowance for bank loans for the years ended December 31 is as follows:
($ in millions)2020
Beginning balance$— 
Cumulative effect of change in accounting principle(16)
Net increases related to credit losses
(4)
Reduction of allowance related to sales3 
Write-offs1 
Ending balance$(16)