v3.23.1
Deferred Policy Acquisition Costs - Rollforward of DSI (Details) - USD ($)
$ in Millions
 12 Months Ended
Dec. 31, 2022
Dec. 31, 2021
Dec. 31, 2020
Jan. 01, 2021
Dec. 31, 2019
Summary of Significant Accounting Policies [Line Items]          
Balance, beginning of year     $ 681    
Change related to unrealized (appreciation) depreciation of investments     (1,085)    
Deferred acquisition cost     7,241    
Deferred policy acquisition costs and value of business acquired $ 10,563 $ 10,598   $ 10,500  
As Previously Reported          
Summary of Significant Accounting Policies [Line Items]          
Balance, beginning of year     285    
Deferred policy acquisition costs and value of business acquired 13,179 8,058   7,363  
Effect of Change          
Summary of Significant Accounting Policies [Line Items]          
Balance, beginning of year     396    
Deferred policy acquisition costs and value of business acquired (2,616) 2,540   $ 3,137  
Individual Retirement          
Summary of Significant Accounting Policies [Line Items]          
Balance, beginning of year     476    
Individual Retirement | As Previously Reported          
Summary of Significant Accounting Policies [Line Items]          
Balance, beginning of year     194    
Individual Retirement | Effect of Change          
Summary of Significant Accounting Policies [Line Items]          
Balance, beginning of year     282    
Group Retirement          
Summary of Significant Accounting Policies [Line Items]          
Balance, beginning of year     205    
Group Retirement | As Previously Reported          
Summary of Significant Accounting Policies [Line Items]          
Balance, beginning of year     91    
Group Retirement | Effect of Change          
Summary of Significant Accounting Policies [Line Items]          
Balance, beginning of year     114    
Deferred Sale Inducements          
Summary of Significant Accounting Policies [Line Items]          
Balance, beginning of year 619 681      
Capitalization 9 10      
Amortization expense (70) (72)      
Balance, end of period 558 619 681    
Deferred acquisition cost 1,963 2,995      
Deferred policy acquisition costs and value of business acquired 2,521 3,614      
Deferred Sale Inducements | As Previously Reported          
Summary of Significant Accounting Policies [Line Items]          
Change related to unrealized (appreciation) depreciation of investments     (99)    
Deferred acquisition cost     285   $ 437
Capitalizations     11    
Amortization expense     (64)    
Deferred Sale Inducements | Individual Retirement          
Summary of Significant Accounting Policies [Line Items]          
Balance, beginning of year 428 476      
Capitalization 9 10      
Amortization expense (56) (58)      
Balance, end of period 381 428 476    
Deferred Sale Inducements | Group Retirement          
Summary of Significant Accounting Policies [Line Items]          
Balance, beginning of year 191 205      
Capitalization 0 0      
Amortization expense (14) (14)      
Balance, end of period $ 177 $ 191 $ 205