v3.23.1
Deferred Policy Acquisition Costs - Rollforward of LDTI, VOBA, and DSI Adoption Adjustments (Details) - USD ($)
$ in Millions
Dec. 31, 2022
Dec. 31, 2021
Dec. 31, 2020
Dec. 31, 2019
Summary of Significant Accounting Policies [Line Items]        
Deferred acquisition cost     $ 7,241  
Deferred sale inducement cost       $ 681
As Previously Reported        
Summary of Significant Accounting Policies [Line Items]        
Deferred sale inducement cost       285
Effect of Change        
Summary of Significant Accounting Policies [Line Items]        
Deferred sale inducement cost       396
Individual Retirement        
Summary of Significant Accounting Policies [Line Items]        
Deferred sale inducement cost       476
Individual Retirement | As Previously Reported        
Summary of Significant Accounting Policies [Line Items]        
Deferred sale inducement cost       194
Individual Retirement | Effect of Change        
Summary of Significant Accounting Policies [Line Items]        
Deferred sale inducement cost       282
Group Retirement        
Summary of Significant Accounting Policies [Line Items]        
Deferred sale inducement cost       205
Group Retirement | As Previously Reported        
Summary of Significant Accounting Policies [Line Items]        
Deferred sale inducement cost       91
Group Retirement | Effect of Change        
Summary of Significant Accounting Policies [Line Items]        
Deferred sale inducement cost       114
Long-Duration Insurance Contracts        
Summary of Significant Accounting Policies [Line Items]        
Deferred acquisition cost $ 10,472 $ 10,485 10,375 7,939
Long-Duration Insurance Contracts | As Previously Reported        
Summary of Significant Accounting Policies [Line Items]        
Deferred acquisition cost     7,241  
Long-Duration Insurance Contracts | Effect of Change        
Summary of Significant Accounting Policies [Line Items]        
Deferred acquisition cost     3,134  
Long-Duration Insurance Contracts | Individual Retirement        
Summary of Significant Accounting Policies [Line Items]        
Deferred acquisition cost 4,643 4,604 4,476  
Long-Duration Insurance Contracts | Individual Retirement | As Previously Reported        
Summary of Significant Accounting Policies [Line Items]        
Deferred acquisition cost     2,426  
Long-Duration Insurance Contracts | Individual Retirement | Effect of Change        
Summary of Significant Accounting Policies [Line Items]        
Deferred acquisition cost     2,050  
Long-Duration Insurance Contracts | Group Retirement        
Summary of Significant Accounting Policies [Line Items]        
Deferred acquisition cost 1,060 1,078 1,093  
Long-Duration Insurance Contracts | Group Retirement | As Previously Reported        
Summary of Significant Accounting Policies [Line Items]        
Deferred acquisition cost     560  
Long-Duration Insurance Contracts | Group Retirement | Effect of Change        
Summary of Significant Accounting Policies [Line Items]        
Deferred acquisition cost     533  
Long-Duration Insurance Contracts | Life Insurance        
Summary of Significant Accounting Policies [Line Items]        
Deferred acquisition cost 4,718 4,765 4,773  
Long-Duration Insurance Contracts | Life Insurance | As Previously Reported        
Summary of Significant Accounting Policies [Line Items]        
Deferred acquisition cost     4,229  
Long-Duration Insurance Contracts | Life Insurance | Effect of Change        
Summary of Significant Accounting Policies [Line Items]        
Deferred acquisition cost     544  
Long-Duration Insurance Contracts | Institutional Markets        
Summary of Significant Accounting Policies [Line Items]        
Deferred acquisition cost 51 38 33  
Long-Duration Insurance Contracts | Institutional Markets | As Previously Reported        
Summary of Significant Accounting Policies [Line Items]        
Deferred acquisition cost     26  
Long-Duration Insurance Contracts | Institutional Markets | Effect of Change        
Summary of Significant Accounting Policies [Line Items]        
Deferred acquisition cost     7  
Value Of Business Acquired        
Summary of Significant Accounting Policies [Line Items]        
Deferred acquisition cost 91 113 125  
Value Of Business Acquired | As Previously Reported        
Summary of Significant Accounting Policies [Line Items]        
Deferred acquisition cost     122 $ 130
Value Of Business Acquired | Individual Retirement        
Summary of Significant Accounting Policies [Line Items]        
Deferred acquisition cost 3 3 3  
Value Of Business Acquired | Individual Retirement | As Previously Reported        
Summary of Significant Accounting Policies [Line Items]        
Deferred acquisition cost     3  
Value Of Business Acquired | Individual Retirement | Effect of Change        
Summary of Significant Accounting Policies [Line Items]        
Deferred acquisition cost     0  
Value Of Business Acquired | Group Retirement        
Summary of Significant Accounting Policies [Line Items]        
Deferred acquisition cost 1 1 1  
Value Of Business Acquired | Group Retirement | As Previously Reported        
Summary of Significant Accounting Policies [Line Items]        
Deferred acquisition cost     1  
Value Of Business Acquired | Group Retirement | Effect of Change        
Summary of Significant Accounting Policies [Line Items]        
Deferred acquisition cost     0  
Value Of Business Acquired | Life Insurance        
Summary of Significant Accounting Policies [Line Items]        
Deferred acquisition cost $ 87 $ 109 121  
Value Of Business Acquired | Life Insurance | As Previously Reported        
Summary of Significant Accounting Policies [Line Items]        
Deferred acquisition cost     118  
Value Of Business Acquired | Life Insurance | Effect of Change        
Summary of Significant Accounting Policies [Line Items]        
Deferred acquisition cost     3  
Value Of Business Acquired | Institutional Markets        
Summary of Significant Accounting Policies [Line Items]        
Deferred acquisition cost     125  
Value Of Business Acquired | Institutional Markets | As Previously Reported        
Summary of Significant Accounting Policies [Line Items]        
Deferred acquisition cost     122  
Value Of Business Acquired | Institutional Markets | Effect of Change        
Summary of Significant Accounting Policies [Line Items]        
Deferred acquisition cost     $ 3