SCHEDULE I - CONSOLIDATED SUMMARY OF INVESTMENTS (Details) $ in Millions	Dec. 31, 2021 USD ($)
Summary of investments, other than investments in related parties [Line Items]
Cost	$ 133,945
Carrying Value	151,380
Fixed Maturity AFS Securities [Member]
Summary of investments, other than investments in related parties [Line Items]
Cost	104,526
Fair Value	117,511
Carrying Value	117,511
Equity Securities [Member]
Summary of investments, other than investments in related parties [Line Items]
Cost	284
Fair Value	314
Carrying Value	314
Other Liabilities [Member]
Summary of investments, other than investments in related parties [Line Items]
Derivative Liabilities	249
U.S. Government Bonds [Member] | Fixed Maturity AFS Securities [Member] | Bonds [Member]
Summary of investments, other than investments in related parties [Line Items]
Cost	348
Fair Value	400
Carrying Value	400
Foreign Government Bonds [Member] | Fixed Maturity AFS Securities [Member] | Bonds [Member]
Summary of investments, other than investments in related parties [Line Items]
Cost	365
Fair Value	423
Carrying Value	423
State And Municipal Bonds [Member] | Fixed Maturity AFS Securities [Member] | Bonds [Member]
Summary of investments, other than investments in related parties [Line Items]
Cost	5,113
Fair Value	6,377
Carrying Value	6,377
Public Utilities [Member] | Fixed Maturity AFS Securities [Member] | Bonds [Member]
Summary of investments, other than investments in related parties [Line Items]
Cost	13,325
Fair Value	15,452
Carrying Value	15,452
All other corporate bonds [Member] | Fixed Maturity AFS Securities [Member] | Bonds [Member]
Summary of investments, other than investments in related parties [Line Items]
Cost	72,872
Fair Value	81,971
Carrying Value	81,971
Mortgage-Backed And Asset-Backed Securities [Member] | Fixed Maturity AFS Securities [Member]
Summary of investments, other than investments in related parties [Line Items]
Cost	12,107
Fair Value	12,401
Carrying Value	12,401
Hybrid And Redeemable Preferred Securities [Member] | Fixed Maturity AFS Securities [Member]
Summary of investments, other than investments in related parties [Line Items]
Cost	396
Fair Value	487
Carrying Value	487
Banks, Trusts, And Insurance Companies [Member] | Equity Securities [Member] | Common Stock [Member]
Summary of investments, other than investments in related parties [Line Items]
Cost	56
Fair Value	65
Carrying Value	65
Industrial, miscellaneous and all other [Member] | Equity Securities [Member] | Common Stock [Member]
Summary of investments, other than investments in related parties [Line Items]
Cost	35
Fair Value	64
Carrying Value	64
Nonredeemable preferred securities [Member] | Equity Securities [Member]
Summary of investments, other than investments in related parties [Line Items]
Cost	193
Fair Value	185
Carrying Value	185
Trading Securities [Member]
Summary of investments, other than investments in related parties [Line Items]
Cost	4,121
Fair Value	4,427
Carrying Value	4,427
Mortgage Loans On Real Estate [Member]
Summary of investments, other than investments in related parties [Line Items]
Cost	17,991
Fair Value	18,599
Carrying Value	17,893
Policy loans [Member]
Summary of investments, other than investments in related parties [Line Items]
Cost	2,349
Carrying Value	2,349
Derivative Investments [Member]
Summary of investments, other than investments in related parties [Line Items]
Cost	1,225
Fair Value	5,437
Carrying Value	5,437
Other Investments [Member]
Summary of investments, other than investments in related parties [Line Items]
Cost	3,449
Fair Value	3,449
Carrying Value	$ 3,449