v3.23.1
Schedule IV (Details) - USD ($)
$ in Millions
 12 Months Ended
Dec. 31, 2022
Dec. 31, 2021
Dec. 31, 2020
SEC Schedule, 12-17, Insurance Companies, Reinsurance [Line Items]      
Net $ 5,091 $ 5,653 $ 4,341
Operating Segments      
SEC Schedule, 12-17, Insurance Companies, Reinsurance [Line Items]      
Gross Amount 4,739 4,603 4,384
Ceded to Other Companies 966 1,215 1,116
Assumed from Other Companies 1,318 2,265 1,073
Net $ 5,091 $ 5,653 $ 4,341
Percent of Amount Assumed to Net 25.90% 40.10% 24.70%
Life Insurance and Annuities | Operating Segments      
SEC Schedule, 12-17, Insurance Companies, Reinsurance [Line Items]      
Gross Amount $ 4,651 $ 4,503 $ 4,273
Ceded to Other Companies 934 1,179 1,072
Assumed from Other Companies 1,318 2,265 1,073
Net $ 5,035 $ 5,589 $ 4,274
Percent of Amount Assumed to Net 26.20% 40.50% 25.10%
Accident and Health | Operating Segments      
SEC Schedule, 12-17, Insurance Companies, Reinsurance [Line Items]      
Gross Amount $ 88 $ 100 $ 111
Ceded to Other Companies 32 36 44
Assumed from Other Companies 0 0 0
Net $ 56 $ 64 $ 67
Percent of Amount Assumed to Net 0.00% 0.00% 0.00%
Life insurance in force      
SEC Schedule, 12-17, Insurance Companies, Reinsurance [Line Items]      
Gross Amount $ 1,280,831 $ 1,280,090 $ 1,243,389
Ceded to Other Companies 346,879 363,008 349,453
Assumed from Other Companies 188 192 225
Net $ 934,140 $ 917,274 $ 894,161
Percent of Amount Assumed to Net 0.00% 0.00% 0.00%