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Schedule I Summary of Investments - Other Than Investments in Affiliates (Details) $ in Millions | Dec. 31, 2020 USD ($)
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SEC Schedule, 12-15, Insurance Companies, Summary of Investments, Other than Investments in Related Parties [Line Items] |
Cost | $ 53,142
Amount at which shown on Balance Sheet | 56,532
U.S. government and government agencies and authorities (guaranteed and sponsored) |
SEC Schedule, 12-15, Insurance Companies, Summary of Investments, Other than Investments in Related Parties [Line Items] |
Cost | 4,872
Fair Value | 5,214
Amount at which shown on Balance Sheet | 5,214
States, municipalities and political subdivisions |
SEC Schedule, 12-15, Insurance Companies, Summary of Investments, Other than Investments in Related Parties [Line Items] |
Cost | 8,564
Fair Value | 9,503
Amount at which shown on Balance Sheet | 9,503
Foreign government/government agencies |
SEC Schedule, 12-15, Insurance Companies, Summary of Investments, Other than Investments in Related Parties [Line Items] |
Cost | 842
Fair Value | 919
Amount at which shown on Balance Sheet | 919
Public utilities |
SEC Schedule, 12-15, Insurance Companies, Summary of Investments, Other than Investments in Related Parties [Line Items] |
Cost | 1,999
Fair Value | 2,249
Amount at which shown on Balance Sheet | 2,249
All other corporate bonds |
SEC Schedule, 12-15, Insurance Companies, Summary of Investments, Other than Investments in Related Parties [Line Items] |
Cost | 16,402
Fair Value | 18,024
Amount at which shown on Balance Sheet | 18,024
Industrial, miscellaneous and all other |
SEC Schedule, 12-15, Insurance Companies, Summary of Investments, Other than Investments in Related Parties [Line Items] |
Cost | 932
Fair Value | 932
Amount at which shown on Balance Sheet | 932
Non-redeemable preferred stocks |
SEC Schedule, 12-15, Insurance Companies, Summary of Investments, Other than Investments in Related Parties [Line Items] |
Cost | 506
Fair Value | 506
Amount at which shown on Balance Sheet | 506
Equity securities |
SEC Schedule, 12-15, Insurance Companies, Summary of Investments, Other than Investments in Related Parties [Line Items] |
Cost | 1,438
Fair Value | 1,438
Amount at which shown on Balance Sheet | 1,438
Mortgage loans [1] |
SEC Schedule, 12-15, Insurance Companies, Summary of Investments, Other than Investments in Related Parties [Line Items] |
Cost | 4,531
Fair Value | 4,792
Amount at which shown on Balance Sheet | 4,493
Futures, options and miscellaneous |
SEC Schedule, 12-15, Insurance Companies, Summary of Investments, Other than Investments in Related Parties [Line Items] |
Cost | 247
Fair Value | 201
Amount at which shown on Balance Sheet | 201
Short-term investments |
SEC Schedule, 12-15, Insurance Companies, Summary of Investments, Other than Investments in Related Parties [Line Items] |
Cost | 3,283
Fair Value | 3,283
Amount at which shown on Balance Sheet | 3,283
Investments in partnerships and trusts |
SEC Schedule, 12-15, Insurance Companies, Summary of Investments, Other than Investments in Related Parties [Line Items] |
Cost | 2,082
Amount at which shown on Balance Sheet | 2,082
All other mortgage-backed and asset-backed securities |
SEC Schedule, 12-15, Insurance Companies, Summary of Investments, Other than Investments in Related Parties [Line Items] |
Cost | 8,882
Fair Value | 9,126
Amount at which shown on Balance Sheet | 9,126
Total fixed maturities, available-for-sale |
SEC Schedule, 12-15, Insurance Companies, Summary of Investments, Other than Investments in Related Parties [Line Items] |
Cost | 41,561
Fair Value | 45,035
Amount at which shown on Balance Sheet | $ 45,035

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