v3.26.1
Separate Account Assets Fair Value (Details) - USD ($)
$ in Millions
Jun. 30, 2026
Dec. 31, 2025
Fair Value, Separate Account Investment [Line Items]    
Separate account assets $ 156,850 $ 151,933
Other invested assets    
Fair Value, Separate Account Investment [Line Items]    
Separate account assets 4,326 5,381
Separate Account, Debt Security | Government and agency    
Fair Value, Separate Account Investment [Line Items]    
Separate account assets 26,696 27,047
Separate Account, Debt Security | Public utilities    
Fair Value, Separate Account Investment [Line Items]    
Separate account assets 1,247 1,250
Separate Account, Debt Security | Municipals    
Fair Value, Separate Account Investment [Line Items]    
Separate account assets 295 324
Separate Account, Debt Security | Corporate bonds    
Fair Value, Separate Account Investment [Line Items]    
Separate account assets 17,514 18,021
Separate Account, Debt Security | Total bonds    
Fair Value, Separate Account Investment [Line Items]    
Separate account assets 45,752 46,642
Separate Account, Debt Security | Mortgage-backed securities    
Fair Value, Separate Account Investment [Line Items]    
Separate account assets 8,267 8,306
Separate Account, Debt Security | Asset-backed securities and collateralized loan obligations (collectively, “ABS & CLO”)    
Fair Value, Separate Account Investment [Line Items]    
Separate account assets 2,373 2,388
Separate Account, Debt Security | Redeemable preferred stock    
Fair Value, Separate Account Investment [Line Items]    
Separate account assets 182 146
Separate Account, Debt Security | Total fixed maturity securities    
Fair Value, Separate Account Investment [Line Items]    
Separate account assets 56,574 57,482
Separate Account, Equity Security | Bond funds    
Fair Value, Separate Account Investment [Line Items]    
Separate account assets 10,964 9,290
Separate Account, Equity Security | Equity funds    
Fair Value, Separate Account Investment [Line Items]    
Separate account assets 40,979 38,529
Separate Account, Equity Security | Balanced funds    
Fair Value, Separate Account Investment [Line Items]    
Separate account assets 196 171
Separate Account, Equity Security | Other    
Fair Value, Separate Account Investment [Line Items]    
Separate account assets 22,681 22,289
Separate Account, Equity Security | Mutual funds    
Fair Value, Separate Account Investment [Line Items]    
Separate account assets 74,820 70,279
Separate Account, Equity Security | Separate Account, Equity Security    
Fair Value, Separate Account Investment [Line Items]    
Separate account assets 15,777 12,801
Investments    
Fair Value, Separate Account Investment [Line Items]    
Separate account assets 151,497 145,943
Financial Instrument, Other [Member]    
Fair Value, Separate Account Investment [Line Items]    
Separate account assets 5,353 5,990
Group Benefits    
Fair Value, Separate Account Investment [Line Items]    
Separate account assets 1,533 1,438
Group Benefits | Other invested assets    
Fair Value, Separate Account Investment [Line Items]    
Separate account assets 0 0
Group Benefits | Separate Account, Debt Security | Government and agency    
Fair Value, Separate Account Investment [Line Items]    
Separate account assets 0 0
Group Benefits | Separate Account, Debt Security | Public utilities    
Fair Value, Separate Account Investment [Line Items]    
Separate account assets 0 0
Group Benefits | Separate Account, Debt Security | Municipals    
Fair Value, Separate Account Investment [Line Items]    
Separate account assets 0 0
Group Benefits | Separate Account, Debt Security | Corporate bonds    
Fair Value, Separate Account Investment [Line Items]    
Separate account assets 0 0
Group Benefits | Separate Account, Debt Security | Total bonds    
Fair Value, Separate Account Investment [Line Items]    
Separate account assets 0 0
Group Benefits | Separate Account, Debt Security | Mortgage-backed securities    
Fair Value, Separate Account Investment [Line Items]    
Separate account assets 0 0
Group Benefits | Separate Account, Debt Security | Asset-backed securities and collateralized loan obligations (collectively, “ABS & CLO”)    
Fair Value, Separate Account Investment [Line Items]    
Separate account assets 0 0
Group Benefits | Separate Account, Debt Security | Redeemable preferred stock    
Fair Value, Separate Account Investment [Line Items]    
Separate account assets 0 0
Group Benefits | Separate Account, Debt Security | Total fixed maturity securities    
Fair Value, Separate Account Investment [Line Items]    
Separate account assets 0 0
Group Benefits | Separate Account, Equity Security | Bond funds    
Fair Value, Separate Account Investment [Line Items]    
Separate account assets 87 87
Group Benefits | Separate Account, Equity Security | Equity funds    
Fair Value, Separate Account Investment [Line Items]    
Separate account assets 1,232 1,156
Group Benefits | Separate Account, Equity Security | Balanced funds    
Fair Value, Separate Account Investment [Line Items]    
Separate account assets 89 80
Group Benefits | Separate Account, Equity Security | Other    
Fair Value, Separate Account Investment [Line Items]    
Separate account assets 125 115
Group Benefits | Separate Account, Equity Security | Mutual funds    
Fair Value, Separate Account Investment [Line Items]    
Separate account assets 1,533 1,438
Group Benefits | Separate Account, Equity Security | Separate Account, Equity Security    
Fair Value, Separate Account Investment [Line Items]    
Separate account assets 0 0
Group Benefits | Investments    
Fair Value, Separate Account Investment [Line Items]    
Separate account assets 1,533 1,438
Group Benefits | Financial Instrument, Other [Member]    
Fair Value, Separate Account Investment [Line Items]    
Separate account assets 0 0
RIS    
Fair Value, Separate Account Investment [Line Items]    
Separate account assets 56,446 57,128
RIS | Other invested assets    
Fair Value, Separate Account Investment [Line Items]    
Separate account assets 651 1,198
RIS | Separate Account, Debt Security | Government and agency    
Fair Value, Separate Account Investment [Line Items]    
Separate account assets 8,949 9,257
RIS | Separate Account, Debt Security | Public utilities    
Fair Value, Separate Account Investment [Line Items]    
Separate account assets 1,098 1,077
RIS | Separate Account, Debt Security | Municipals    
Fair Value, Separate Account Investment [Line Items]    
Separate account assets 276 307
RIS | Separate Account, Debt Security | Corporate bonds    
Fair Value, Separate Account Investment [Line Items]    
Separate account assets 8,048 8,078
RIS | Separate Account, Debt Security | Total bonds    
Fair Value, Separate Account Investment [Line Items]    
Separate account assets 18,371 18,719
RIS | Separate Account, Debt Security | Mortgage-backed securities    
Fair Value, Separate Account Investment [Line Items]    
Separate account assets 8,267 8,306
RIS | Separate Account, Debt Security | Asset-backed securities and collateralized loan obligations (collectively, “ABS & CLO”)    
Fair Value, Separate Account Investment [Line Items]    
Separate account assets 2,373 2,388
RIS | Separate Account, Debt Security | Redeemable preferred stock    
Fair Value, Separate Account Investment [Line Items]    
Separate account assets 7 8
RIS | Separate Account, Debt Security | Total fixed maturity securities    
Fair Value, Separate Account Investment [Line Items]    
Separate account assets 29,018 29,421
RIS | Separate Account, Equity Security | Bond funds    
Fair Value, Separate Account Investment [Line Items]    
Separate account assets 1,582 1,270
RIS | Separate Account, Equity Security | Equity funds    
Fair Value, Separate Account Investment [Line Items]    
Separate account assets 6,948 6,561
RIS | Separate Account, Equity Security | Balanced funds    
Fair Value, Separate Account Investment [Line Items]    
Separate account assets 104 89
RIS | Separate Account, Equity Security | Other    
Fair Value, Separate Account Investment [Line Items]    
Separate account assets 11,342 10,673
RIS | Separate Account, Equity Security | Mutual funds    
Fair Value, Separate Account Investment [Line Items]    
Separate account assets 19,976 18,593
RIS | Separate Account, Equity Security | Separate Account, Equity Security    
Fair Value, Separate Account Investment [Line Items]    
Separate account assets 2,973 2,889
RIS | Investments    
Fair Value, Separate Account Investment [Line Items]    
Separate account assets 52,618 52,101
RIS | Financial Instrument, Other [Member]    
Fair Value, Separate Account Investment [Line Items]    
Separate account assets 3,828 5,027
Asia    
Fair Value, Separate Account Investment [Line Items]    
Separate account assets 14,295 10,732
Asia | Other invested assets    
Fair Value, Separate Account Investment [Line Items]    
Separate account assets 366 312
Asia | Separate Account, Debt Security | Government and agency    
Fair Value, Separate Account Investment [Line Items]    
Separate account assets 948 1,128
Asia | Separate Account, Debt Security | Public utilities    
Fair Value, Separate Account Investment [Line Items]    
Separate account assets 149 173
Asia | Separate Account, Debt Security | Municipals    
Fair Value, Separate Account Investment [Line Items]    
Separate account assets 19 17
Asia | Separate Account, Debt Security | Corporate bonds    
Fair Value, Separate Account Investment [Line Items]    
Separate account assets 781 733
Asia | Separate Account, Debt Security | Total bonds    
Fair Value, Separate Account Investment [Line Items]    
Separate account assets 1,897 2,051
Asia | Separate Account, Debt Security | Mortgage-backed securities    
Fair Value, Separate Account Investment [Line Items]    
Separate account assets 0 0
Asia | Separate Account, Debt Security | Asset-backed securities and collateralized loan obligations (collectively, “ABS & CLO”)    
Fair Value, Separate Account Investment [Line Items]    
Separate account assets 0 0
Asia | Separate Account, Debt Security | Redeemable preferred stock    
Fair Value, Separate Account Investment [Line Items]    
Separate account assets 175 138
Asia | Separate Account, Debt Security | Total fixed maturity securities    
Fair Value, Separate Account Investment [Line Items]    
Separate account assets 2,072 2,189
Asia | Separate Account, Equity Security | Bond funds    
Fair Value, Separate Account Investment [Line Items]    
Separate account assets 270 191
Asia | Separate Account, Equity Security | Equity funds    
Fair Value, Separate Account Investment [Line Items]    
Separate account assets 4,117 3,366
Asia | Separate Account, Equity Security | Balanced funds    
Fair Value, Separate Account Investment [Line Items]    
Separate account assets 0 0
Asia | Separate Account, Equity Security | Other    
Fair Value, Separate Account Investment [Line Items]    
Separate account assets 349 336
Asia | Separate Account, Equity Security | Mutual funds    
Fair Value, Separate Account Investment [Line Items]    
Separate account assets 4,736 3,893
Asia | Separate Account, Equity Security | Separate Account, Equity Security    
Fair Value, Separate Account Investment [Line Items]    
Separate account assets 6,253 3,698
Asia | Investments    
Fair Value, Separate Account Investment [Line Items]    
Separate account assets 13,427 10,092
Asia | Financial Instrument, Other [Member]    
Fair Value, Separate Account Investment [Line Items]    
Separate account assets 868 640
Latin America    
Fair Value, Separate Account Investment [Line Items]    
Separate account assets 49,713 48,549
Latin America | Other invested assets    
Fair Value, Separate Account Investment [Line Items]    
Separate account assets 3,150 3,753
Latin America | SA Cash Collateral    
Fair Value, Separate Account Investment [Line Items]    
Separate account assets 533  
Latin America | Separate Account, Debt Security | Government and agency    
Fair Value, Separate Account Investment [Line Items]    
Separate account assets 12,005 12,336
Latin America | Separate Account, Debt Security | Public utilities    
Fair Value, Separate Account Investment [Line Items]    
Separate account assets 0 0
Latin America | Separate Account, Debt Security | Municipals    
Fair Value, Separate Account Investment [Line Items]    
Separate account assets 0 0
Latin America | Separate Account, Debt Security | Corporate bonds    
Fair Value, Separate Account Investment [Line Items]    
Separate account assets 8,292 8,749
Latin America | Separate Account, Debt Security | Total bonds    
Fair Value, Separate Account Investment [Line Items]    
Separate account assets 20,297 21,085
Latin America | Separate Account, Debt Security | Mortgage-backed securities    
Fair Value, Separate Account Investment [Line Items]    
Separate account assets 0 0
Latin America | Separate Account, Debt Security | Asset-backed securities and collateralized loan obligations (collectively, “ABS & CLO”)    
Fair Value, Separate Account Investment [Line Items]    
Separate account assets 0 0
Latin America | Separate Account, Debt Security | Redeemable preferred stock    
Fair Value, Separate Account Investment [Line Items]    
Separate account assets 0 0
Latin America | Separate Account, Debt Security | Total fixed maturity securities    
Fair Value, Separate Account Investment [Line Items]    
Separate account assets 20,297 21,085
Latin America | Separate Account, Equity Security | Bond funds    
Fair Value, Separate Account Investment [Line Items]    
Separate account assets 7,043 5,657
Latin America | Separate Account, Equity Security | Equity funds    
Fair Value, Separate Account Investment [Line Items]    
Separate account assets 14,436 13,495
Latin America | Separate Account, Equity Security | Balanced funds    
Fair Value, Separate Account Investment [Line Items]    
Separate account assets 0 0
Latin America | Separate Account, Equity Security | Other    
Fair Value, Separate Account Investment [Line Items]    
Separate account assets 0 0
Latin America | Separate Account, Equity Security | Mutual funds    
Fair Value, Separate Account Investment [Line Items]    
Separate account assets 21,479 19,152
Latin America | Separate Account, Equity Security | Separate Account, Equity Security    
Fair Value, Separate Account Investment [Line Items]    
Separate account assets 4,157 4,261
Latin America | Investments    
Fair Value, Separate Account Investment [Line Items]    
Separate account assets 49,083 48,251
Latin America | Financial Instrument, Other [Member]    
Fair Value, Separate Account Investment [Line Items]    
Separate account assets 630 298
EMEA    
Fair Value, Separate Account Investment [Line Items]    
Separate account assets 7,908 7,164
EMEA | Other invested assets    
Fair Value, Separate Account Investment [Line Items]    
Separate account assets 159 118
EMEA | Separate Account, Debt Security | Government and agency    
Fair Value, Separate Account Investment [Line Items]    
Separate account assets 4,794 4,326
EMEA | Separate Account, Debt Security | Public utilities    
Fair Value, Separate Account Investment [Line Items]    
Separate account assets 0 0
EMEA | Separate Account, Debt Security | Municipals    
Fair Value, Separate Account Investment [Line Items]    
Separate account assets 0 0
EMEA | Separate Account, Debt Security | Corporate bonds    
Fair Value, Separate Account Investment [Line Items]    
Separate account assets 393 461
EMEA | Separate Account, Debt Security | Total bonds    
Fair Value, Separate Account Investment [Line Items]    
Separate account assets 5,187 4,787
EMEA | Separate Account, Debt Security | Mortgage-backed securities    
Fair Value, Separate Account Investment [Line Items]    
Separate account assets 0 0
EMEA | Separate Account, Debt Security | Asset-backed securities and collateralized loan obligations (collectively, “ABS & CLO”)    
Fair Value, Separate Account Investment [Line Items]    
Separate account assets 0 0
EMEA | Separate Account, Debt Security | Redeemable preferred stock    
Fair Value, Separate Account Investment [Line Items]    
Separate account assets 0 0
EMEA | Separate Account, Debt Security | Total fixed maturity securities    
Fair Value, Separate Account Investment [Line Items]    
Separate account assets 5,187 4,787
EMEA | Separate Account, Equity Security | Bond funds    
Fair Value, Separate Account Investment [Line Items]    
Separate account assets 43 44
EMEA | Separate Account, Equity Security | Equity funds    
Fair Value, Separate Account Investment [Line Items]    
Separate account assets 69 169
EMEA | Separate Account, Equity Security | Balanced funds    
Fair Value, Separate Account Investment [Line Items]    
Separate account assets 0 0
EMEA | Separate Account, Equity Security | Other    
Fair Value, Separate Account Investment [Line Items]    
Separate account assets 29 68
EMEA | Separate Account, Equity Security | Mutual funds    
Fair Value, Separate Account Investment [Line Items]    
Separate account assets 141 281
EMEA | Separate Account, Equity Security | Separate Account, Equity Security    
Fair Value, Separate Account Investment [Line Items]    
Separate account assets 2,394 1,953
EMEA | Investments    
Fair Value, Separate Account Investment [Line Items]    
Separate account assets 7,881 7,139
EMEA | Financial Instrument, Other [Member]    
Fair Value, Separate Account Investment [Line Items]    
Separate account assets 27 25
Corporate And Other    
Fair Value, Separate Account Investment [Line Items]    
Separate account assets 26,955 26,922
Corporate And Other | Other invested assets    
Fair Value, Separate Account Investment [Line Items]    
Separate account assets 0 0
Corporate And Other | Separate Account, Debt Security | Government and agency    
Fair Value, Separate Account Investment [Line Items]    
Separate account assets 0 0
Corporate And Other | Separate Account, Debt Security | Public utilities    
Fair Value, Separate Account Investment [Line Items]    
Separate account assets 0 0
Corporate And Other | Separate Account, Debt Security | Municipals    
Fair Value, Separate Account Investment [Line Items]    
Separate account assets 0 0
Corporate And Other | Separate Account, Debt Security | Corporate bonds    
Fair Value, Separate Account Investment [Line Items]    
Separate account assets 0 0
Corporate And Other | Separate Account, Debt Security | Total bonds    
Fair Value, Separate Account Investment [Line Items]    
Separate account assets 0 0
Corporate And Other | Separate Account, Debt Security | Mortgage-backed securities    
Fair Value, Separate Account Investment [Line Items]    
Separate account assets 0 0
Corporate And Other | Separate Account, Debt Security | Asset-backed securities and collateralized loan obligations (collectively, “ABS & CLO”)    
Fair Value, Separate Account Investment [Line Items]    
Separate account assets 0 0
Corporate And Other | Separate Account, Debt Security | Redeemable preferred stock    
Fair Value, Separate Account Investment [Line Items]    
Separate account assets 0 0
Corporate And Other | Separate Account, Debt Security | Total fixed maturity securities    
Fair Value, Separate Account Investment [Line Items]    
Separate account assets 0 0
Corporate And Other | Separate Account, Equity Security | Bond funds    
Fair Value, Separate Account Investment [Line Items]    
Separate account assets 1,939 2,041
Corporate And Other | Separate Account, Equity Security | Equity funds    
Fair Value, Separate Account Investment [Line Items]    
Separate account assets 14,177 13,782
Corporate And Other | Separate Account, Equity Security | Balanced funds    
Fair Value, Separate Account Investment [Line Items]    
Separate account assets 3 2
Corporate And Other | Separate Account, Equity Security | Other    
Fair Value, Separate Account Investment [Line Items]    
Separate account assets 10,836 11,097
Corporate And Other | Separate Account, Equity Security | Mutual funds    
Fair Value, Separate Account Investment [Line Items]    
Separate account assets 26,955 26,922
Corporate And Other | Separate Account, Equity Security | Separate Account, Equity Security    
Fair Value, Separate Account Investment [Line Items]    
Separate account assets 0 0
Corporate And Other | Investments    
Fair Value, Separate Account Investment [Line Items]    
Separate account assets 26,955 26,922
Corporate And Other | Financial Instrument, Other [Member]    
Fair Value, Separate Account Investment [Line Items]    
Separate account assets $ 0 $ 0