v3.26.1
Policyholder Account Balances (Guaranteed Minimum) (Details) - USD ($)
$ in Millions
Jun. 30, 2026
Dec. 31, 2025
Jun. 30, 2025
Dec. 31, 2024
Policyholder Account Balance, Guaranteed Minimum Crediting Rate [Line Items]        
Policyholder Account Balance $ 40,403   $ 25,167  
Americas [Member] | Life Insurance Product Line [Member] | Other Segments        
Policyholder Account Balance, Guaranteed Minimum Crediting Rate [Line Items]        
Policyholder Account Balance 3,600 $ 3,318 3,285 $ 3,273
Americas [Member] | Life Insurance Product Line [Member] | Other Segments | Policyholder Account Balance, at Guaranteed Minimum Crediting Rate        
Policyholder Account Balance, Guaranteed Minimum Crediting Rate [Line Items]        
Policyholder Account Balance 2,422   2,111  
Americas [Member] | Life Insurance Product Line [Member] | Other Segments | Policyholder Account Balance, above Guaranteed Minimum Crediting Rate, Range from 0001 to 0050        
Policyholder Account Balance, Guaranteed Minimum Crediting Rate [Line Items]        
Policyholder Account Balance 70   57  
Americas [Member] | Life Insurance Product Line [Member] | Other Segments | Policyholder Account Balance, above Guaranteed Minimum Crediting Rate, Range from 0051 to 0150        
Policyholder Account Balance, Guaranteed Minimum Crediting Rate [Line Items]        
Policyholder Account Balance 924   53  
Americas [Member] | Life Insurance Product Line [Member] | Other Segments | Policyholder Account Balance, above Guaranteed Minimum Crediting Rate, Range from 0151 and Greater        
Policyholder Account Balance, Guaranteed Minimum Crediting Rate [Line Items]        
Policyholder Account Balance 0   0  
Americas [Member] | Life Insurance Product Line [Member] | Other Segments | PolicyholderAccountBalanceAboveGuaranteedMinimumCreditingRateRangeFrom0051To0100        
Policyholder Account Balance, Guaranteed Minimum Crediting Rate [Line Items]        
Policyholder Account Balance 184   1,064  
Americas [Member] | Life Insurance Product Line [Member] | Other Segments | Policyholder Account Balance, Guaranteed Minimum Crediting Rate, Range from 0200 to 0299        
Policyholder Account Balance, Guaranteed Minimum Crediting Rate [Line Items]        
Policyholder Account Balance 202   113  
Americas [Member] | Life Insurance Product Line [Member] | Other Segments | Policyholder Account Balance, Guaranteed Minimum Crediting Rate, Range from 0200 to 0299 | Policyholder Account Balance, at Guaranteed Minimum Crediting Rate        
Policyholder Account Balance, Guaranteed Minimum Crediting Rate [Line Items]        
Policyholder Account Balance 123   112  
Americas [Member] | Life Insurance Product Line [Member] | Other Segments | Policyholder Account Balance, Guaranteed Minimum Crediting Rate, Range from 0200 to 0299 | Policyholder Account Balance, above Guaranteed Minimum Crediting Rate, Range from 0001 to 0050        
Policyholder Account Balance, Guaranteed Minimum Crediting Rate [Line Items]        
Policyholder Account Balance 58   0  
Americas [Member] | Life Insurance Product Line [Member] | Other Segments | Policyholder Account Balance, Guaranteed Minimum Crediting Rate, Range from 0200 to 0299 | Policyholder Account Balance, above Guaranteed Minimum Crediting Rate, Range from 0051 to 0150        
Policyholder Account Balance, Guaranteed Minimum Crediting Rate [Line Items]        
Policyholder Account Balance 1   1  
Americas [Member] | Life Insurance Product Line [Member] | Other Segments | Policyholder Account Balance, Guaranteed Minimum Crediting Rate, Range from 0200 to 0299 | Policyholder Account Balance, above Guaranteed Minimum Crediting Rate, Range from 0151 and Greater        
Policyholder Account Balance, Guaranteed Minimum Crediting Rate [Line Items]        
Policyholder Account Balance 0   0  
Americas [Member] | Life Insurance Product Line [Member] | Other Segments | Policyholder Account Balance, Guaranteed Minimum Crediting Rate, Range from 0200 to 0299 | PolicyholderAccountBalanceAboveGuaranteedMinimumCreditingRateRangeFrom0051To0100        
Policyholder Account Balance, Guaranteed Minimum Crediting Rate [Line Items]        
Policyholder Account Balance 20   0  
Americas [Member] | Life Insurance Product Line [Member] | Other Segments | Policyholder Account Balance, Guaranteed Minimum Crediting Rate, Range from 0300 to 0399        
Policyholder Account Balance, Guaranteed Minimum Crediting Rate [Line Items]        
Policyholder Account Balance 723   621  
Americas [Member] | Life Insurance Product Line [Member] | Other Segments | Policyholder Account Balance, Guaranteed Minimum Crediting Rate, Range from 0300 to 0399 | Policyholder Account Balance, at Guaranteed Minimum Crediting Rate        
Policyholder Account Balance, Guaranteed Minimum Crediting Rate [Line Items]        
Policyholder Account Balance 605   498  
Americas [Member] | Life Insurance Product Line [Member] | Other Segments | Policyholder Account Balance, Guaranteed Minimum Crediting Rate, Range from 0300 to 0399 | Policyholder Account Balance, above Guaranteed Minimum Crediting Rate, Range from 0001 to 0050        
Policyholder Account Balance, Guaranteed Minimum Crediting Rate [Line Items]        
Policyholder Account Balance 7   7  
Americas [Member] | Life Insurance Product Line [Member] | Other Segments | Policyholder Account Balance, Guaranteed Minimum Crediting Rate, Range from 0300 to 0399 | Policyholder Account Balance, above Guaranteed Minimum Crediting Rate, Range from 0051 to 0150        
Policyholder Account Balance, Guaranteed Minimum Crediting Rate [Line Items]        
Policyholder Account Balance 0   0  
Americas [Member] | Life Insurance Product Line [Member] | Other Segments | Policyholder Account Balance, Guaranteed Minimum Crediting Rate, Range from 0300 to 0399 | Policyholder Account Balance, above Guaranteed Minimum Crediting Rate, Range from 0151 and Greater        
Policyholder Account Balance, Guaranteed Minimum Crediting Rate [Line Items]        
Policyholder Account Balance 0   0  
Americas [Member] | Life Insurance Product Line [Member] | Other Segments | Policyholder Account Balance, Guaranteed Minimum Crediting Rate, Range from 0300 to 0399 | PolicyholderAccountBalanceAboveGuaranteedMinimumCreditingRateRangeFrom0051To0100        
Policyholder Account Balance, Guaranteed Minimum Crediting Rate [Line Items]        
Policyholder Account Balance 111   116  
Americas [Member] | Life Insurance Product Line [Member] | Other Segments | Policyholder Account Balance, Guaranteed Minimum Crediting Rate, Range from 0400 and Greater        
Policyholder Account Balance, Guaranteed Minimum Crediting Rate [Line Items]        
Policyholder Account Balance 1,798   1,754  
Americas [Member] | Life Insurance Product Line [Member] | Other Segments | Policyholder Account Balance, Guaranteed Minimum Crediting Rate, Range from 0400 and Greater | Policyholder Account Balance, at Guaranteed Minimum Crediting Rate        
Policyholder Account Balance, Guaranteed Minimum Crediting Rate [Line Items]        
Policyholder Account Balance 826   714  
Americas [Member] | Life Insurance Product Line [Member] | Other Segments | Policyholder Account Balance, Guaranteed Minimum Crediting Rate, Range from 0400 and Greater | Policyholder Account Balance, above Guaranteed Minimum Crediting Rate, Range from 0001 to 0050        
Policyholder Account Balance, Guaranteed Minimum Crediting Rate [Line Items]        
Policyholder Account Balance 4   48  
Americas [Member] | Life Insurance Product Line [Member] | Other Segments | Policyholder Account Balance, Guaranteed Minimum Crediting Rate, Range from 0400 and Greater | Policyholder Account Balance, above Guaranteed Minimum Crediting Rate, Range from 0051 to 0150        
Policyholder Account Balance, Guaranteed Minimum Crediting Rate [Line Items]        
Policyholder Account Balance 923   52  
Americas [Member] | Life Insurance Product Line [Member] | Other Segments | Policyholder Account Balance, Guaranteed Minimum Crediting Rate, Range from 0400 and Greater | Policyholder Account Balance, above Guaranteed Minimum Crediting Rate, Range from 0151 and Greater        
Policyholder Account Balance, Guaranteed Minimum Crediting Rate [Line Items]        
Policyholder Account Balance 0   0  
Americas [Member] | Life Insurance Product Line [Member] | Other Segments | Policyholder Account Balance, Guaranteed Minimum Crediting Rate, Range from 0400 and Greater | PolicyholderAccountBalanceAboveGuaranteedMinimumCreditingRateRangeFrom0051To0100        
Policyholder Account Balance, Guaranteed Minimum Crediting Rate [Line Items]        
Policyholder Account Balance 45   940  
Americas [Member] | Life Insurance Product Line [Member] | Other Segments | PolicyholderAccountBalanceGuaranteedMinimumCreditingRateRangeLessThan100Member        
Policyholder Account Balance, Guaranteed Minimum Crediting Rate [Line Items]        
Policyholder Account Balance 807   730  
Americas [Member] | Life Insurance Product Line [Member] | Other Segments | PolicyholderAccountBalanceGuaranteedMinimumCreditingRateRangeLessThan100Member | Policyholder Account Balance, at Guaranteed Minimum Crediting Rate        
Policyholder Account Balance, Guaranteed Minimum Crediting Rate [Line Items]        
Policyholder Account Balance 807   730  
Americas [Member] | Life Insurance Product Line [Member] | Other Segments | PolicyholderAccountBalanceGuaranteedMinimumCreditingRateRangeLessThan100Member | Policyholder Account Balance, above Guaranteed Minimum Crediting Rate, Range from 0001 to 0050        
Policyholder Account Balance, Guaranteed Minimum Crediting Rate [Line Items]        
Policyholder Account Balance 0   0  
Americas [Member] | Life Insurance Product Line [Member] | Other Segments | PolicyholderAccountBalanceGuaranteedMinimumCreditingRateRangeLessThan100Member | Policyholder Account Balance, above Guaranteed Minimum Crediting Rate, Range from 0051 to 0150        
Policyholder Account Balance, Guaranteed Minimum Crediting Rate [Line Items]        
Policyholder Account Balance 0   0  
Americas [Member] | Life Insurance Product Line [Member] | Other Segments | PolicyholderAccountBalanceGuaranteedMinimumCreditingRateRangeLessThan100Member | Policyholder Account Balance, above Guaranteed Minimum Crediting Rate, Range from 0151 and Greater        
Policyholder Account Balance, Guaranteed Minimum Crediting Rate [Line Items]        
Policyholder Account Balance 0   0  
Americas [Member] | Life Insurance Product Line [Member] | Other Segments | PolicyholderAccountBalanceGuaranteedMinimumCreditingRateRangeLessThan100Member | PolicyholderAccountBalanceAboveGuaranteedMinimumCreditingRateRangeFrom0051To0100        
Policyholder Account Balance, Guaranteed Minimum Crediting Rate [Line Items]        
Policyholder Account Balance 0   0  
Americas [Member] | Life Insurance Product Line [Member] | Other Segments | PolicyholderAccountBalanceGuaranteedMinimumCreditingRateRangeFrom0100To0199Member        
Policyholder Account Balance, Guaranteed Minimum Crediting Rate [Line Items]        
Policyholder Account Balance 70   67  
Americas [Member] | Life Insurance Product Line [Member] | Other Segments | PolicyholderAccountBalanceGuaranteedMinimumCreditingRateRangeFrom0100To0199Member | Policyholder Account Balance, at Guaranteed Minimum Crediting Rate        
Policyholder Account Balance, Guaranteed Minimum Crediting Rate [Line Items]        
Policyholder Account Balance 61   57  
Americas [Member] | Life Insurance Product Line [Member] | Other Segments | PolicyholderAccountBalanceGuaranteedMinimumCreditingRateRangeFrom0100To0199Member | Policyholder Account Balance, above Guaranteed Minimum Crediting Rate, Range from 0001 to 0050        
Policyholder Account Balance, Guaranteed Minimum Crediting Rate [Line Items]        
Policyholder Account Balance 1   2  
Americas [Member] | Life Insurance Product Line [Member] | Other Segments | PolicyholderAccountBalanceGuaranteedMinimumCreditingRateRangeFrom0100To0199Member | Policyholder Account Balance, above Guaranteed Minimum Crediting Rate, Range from 0051 to 0150        
Policyholder Account Balance, Guaranteed Minimum Crediting Rate [Line Items]        
Policyholder Account Balance 0   0  
Americas [Member] | Life Insurance Product Line [Member] | Other Segments | PolicyholderAccountBalanceGuaranteedMinimumCreditingRateRangeFrom0100To0199Member | Policyholder Account Balance, above Guaranteed Minimum Crediting Rate, Range from 0151 and Greater        
Policyholder Account Balance, Guaranteed Minimum Crediting Rate [Line Items]        
Policyholder Account Balance 0   0  
Americas [Member] | Life Insurance Product Line [Member] | Other Segments | PolicyholderAccountBalanceGuaranteedMinimumCreditingRateRangeFrom0100To0199Member | PolicyholderAccountBalanceAboveGuaranteedMinimumCreditingRateRangeFrom0051To0100        
Policyholder Account Balance, Guaranteed Minimum Crediting Rate [Line Items]        
Policyholder Account Balance 8   8  
Americas [Member] | Insurance, Other | Other Segments        
Policyholder Account Balance, Guaranteed Minimum Crediting Rate [Line Items]        
Policyholder Account Balance 26,440 26,186 16,908 16,432
Americas [Member] | Insurance, Other | Other Segments | Policyholder Account Balance, at Guaranteed Minimum Crediting Rate        
Policyholder Account Balance, Guaranteed Minimum Crediting Rate [Line Items]        
Policyholder Account Balance 22,213   15,727  
Americas [Member] | Insurance, Other | Other Segments | Policyholder Account Balance, above Guaranteed Minimum Crediting Rate, Range from 0001 to 0050        
Policyholder Account Balance, Guaranteed Minimum Crediting Rate [Line Items]        
Policyholder Account Balance 1,229   271  
Americas [Member] | Insurance, Other | Other Segments | Policyholder Account Balance, above Guaranteed Minimum Crediting Rate, Range from 0051 to 0150        
Policyholder Account Balance, Guaranteed Minimum Crediting Rate [Line Items]        
Policyholder Account Balance 877   583  
Americas [Member] | Insurance, Other | Other Segments | Policyholder Account Balance, above Guaranteed Minimum Crediting Rate, Range from 0151 and Greater        
Policyholder Account Balance, Guaranteed Minimum Crediting Rate [Line Items]        
Policyholder Account Balance 1,398   137  
Americas [Member] | Insurance, Other | Other Segments | PolicyholderAccountBalanceAboveGuaranteedMinimumCreditingRateRangeFrom0051To0100        
Policyholder Account Balance, Guaranteed Minimum Crediting Rate [Line Items]        
Policyholder Account Balance 723   190  
Americas [Member] | Insurance, Other | Other Segments | Policyholder Account Balance, Guaranteed Minimum Crediting Rate, Range from 0200 to 0299        
Policyholder Account Balance, Guaranteed Minimum Crediting Rate [Line Items]        
Policyholder Account Balance 4,952   1,827  
Americas [Member] | Insurance, Other | Other Segments | Policyholder Account Balance, Guaranteed Minimum Crediting Rate, Range from 0200 to 0299 | Policyholder Account Balance, at Guaranteed Minimum Crediting Rate        
Policyholder Account Balance, Guaranteed Minimum Crediting Rate [Line Items]        
Policyholder Account Balance 2,795   1,127  
Americas [Member] | Insurance, Other | Other Segments | Policyholder Account Balance, Guaranteed Minimum Crediting Rate, Range from 0200 to 0299 | Policyholder Account Balance, above Guaranteed Minimum Crediting Rate, Range from 0001 to 0050        
Policyholder Account Balance, Guaranteed Minimum Crediting Rate [Line Items]        
Policyholder Account Balance 601   8  
Americas [Member] | Insurance, Other | Other Segments | Policyholder Account Balance, Guaranteed Minimum Crediting Rate, Range from 0200 to 0299 | Policyholder Account Balance, above Guaranteed Minimum Crediting Rate, Range from 0051 to 0150        
Policyholder Account Balance, Guaranteed Minimum Crediting Rate [Line Items]        
Policyholder Account Balance 722   550  
Americas [Member] | Insurance, Other | Other Segments | Policyholder Account Balance, Guaranteed Minimum Crediting Rate, Range from 0200 to 0299 | Policyholder Account Balance, above Guaranteed Minimum Crediting Rate, Range from 0151 and Greater        
Policyholder Account Balance, Guaranteed Minimum Crediting Rate [Line Items]        
Policyholder Account Balance 445   111  
Americas [Member] | Insurance, Other | Other Segments | Policyholder Account Balance, Guaranteed Minimum Crediting Rate, Range from 0200 to 0299 | PolicyholderAccountBalanceAboveGuaranteedMinimumCreditingRateRangeFrom0051To0100        
Policyholder Account Balance, Guaranteed Minimum Crediting Rate [Line Items]        
Policyholder Account Balance 389   31  
Americas [Member] | Insurance, Other | Other Segments | Policyholder Account Balance, Guaranteed Minimum Crediting Rate, Range from 0300 to 0399        
Policyholder Account Balance, Guaranteed Minimum Crediting Rate [Line Items]        
Policyholder Account Balance 4,575   3,675  
Americas [Member] | Insurance, Other | Other Segments | Policyholder Account Balance, Guaranteed Minimum Crediting Rate, Range from 0300 to 0399 | Policyholder Account Balance, at Guaranteed Minimum Crediting Rate        
Policyholder Account Balance, Guaranteed Minimum Crediting Rate [Line Items]        
Policyholder Account Balance 3,859   3,293  
Americas [Member] | Insurance, Other | Other Segments | Policyholder Account Balance, Guaranteed Minimum Crediting Rate, Range from 0300 to 0399 | Policyholder Account Balance, above Guaranteed Minimum Crediting Rate, Range from 0001 to 0050        
Policyholder Account Balance, Guaranteed Minimum Crediting Rate [Line Items]        
Policyholder Account Balance 587   223  
Americas [Member] | Insurance, Other | Other Segments | Policyholder Account Balance, Guaranteed Minimum Crediting Rate, Range from 0300 to 0399 | Policyholder Account Balance, above Guaranteed Minimum Crediting Rate, Range from 0051 to 0150        
Policyholder Account Balance, Guaranteed Minimum Crediting Rate [Line Items]        
Policyholder Account Balance 4   6  
Americas [Member] | Insurance, Other | Other Segments | Policyholder Account Balance, Guaranteed Minimum Crediting Rate, Range from 0300 to 0399 | Policyholder Account Balance, above Guaranteed Minimum Crediting Rate, Range from 0151 and Greater        
Policyholder Account Balance, Guaranteed Minimum Crediting Rate [Line Items]        
Policyholder Account Balance 2   2  
Americas [Member] | Insurance, Other | Other Segments | Policyholder Account Balance, Guaranteed Minimum Crediting Rate, Range from 0300 to 0399 | PolicyholderAccountBalanceAboveGuaranteedMinimumCreditingRateRangeFrom0051To0100        
Policyholder Account Balance, Guaranteed Minimum Crediting Rate [Line Items]        
Policyholder Account Balance 123   151  
Americas [Member] | Insurance, Other | Other Segments | Policyholder Account Balance, Guaranteed Minimum Crediting Rate, Range from 0400 and Greater        
Policyholder Account Balance, Guaranteed Minimum Crediting Rate [Line Items]        
Policyholder Account Balance 14,557   10,220  
Americas [Member] | Insurance, Other | Other Segments | Policyholder Account Balance, Guaranteed Minimum Crediting Rate, Range from 0400 and Greater | Policyholder Account Balance, at Guaranteed Minimum Crediting Rate        
Policyholder Account Balance, Guaranteed Minimum Crediting Rate [Line Items]        
Policyholder Account Balance 14,533   10,191  
Americas [Member] | Insurance, Other | Other Segments | Policyholder Account Balance, Guaranteed Minimum Crediting Rate, Range from 0400 and Greater | Policyholder Account Balance, above Guaranteed Minimum Crediting Rate, Range from 0001 to 0050        
Policyholder Account Balance, Guaranteed Minimum Crediting Rate [Line Items]        
Policyholder Account Balance 24   29  
Americas [Member] | Insurance, Other | Other Segments | Policyholder Account Balance, Guaranteed Minimum Crediting Rate, Range from 0400 and Greater | Policyholder Account Balance, above Guaranteed Minimum Crediting Rate, Range from 0051 to 0150        
Policyholder Account Balance, Guaranteed Minimum Crediting Rate [Line Items]        
Policyholder Account Balance 0   0  
Americas [Member] | Insurance, Other | Other Segments | Policyholder Account Balance, Guaranteed Minimum Crediting Rate, Range from 0400 and Greater | Policyholder Account Balance, above Guaranteed Minimum Crediting Rate, Range from 0151 and Greater        
Policyholder Account Balance, Guaranteed Minimum Crediting Rate [Line Items]        
Policyholder Account Balance 0   0  
Americas [Member] | Insurance, Other | Other Segments | Policyholder Account Balance, Guaranteed Minimum Crediting Rate, Range from 0400 and Greater | PolicyholderAccountBalanceAboveGuaranteedMinimumCreditingRateRangeFrom0051To0100        
Policyholder Account Balance, Guaranteed Minimum Crediting Rate [Line Items]        
Policyholder Account Balance 0   0  
Americas [Member] | Insurance, Other | Other Segments | PolicyholderAccountBalanceGuaranteedMinimumCreditingRateRangeLessThan100Member        
Policyholder Account Balance, Guaranteed Minimum Crediting Rate [Line Items]        
Policyholder Account Balance 926   0  
Americas [Member] | Insurance, Other | Other Segments | PolicyholderAccountBalanceGuaranteedMinimumCreditingRateRangeLessThan100Member | Policyholder Account Balance, at Guaranteed Minimum Crediting Rate        
Policyholder Account Balance, Guaranteed Minimum Crediting Rate [Line Items]        
Policyholder Account Balance 111   0  
Americas [Member] | Insurance, Other | Other Segments | PolicyholderAccountBalanceGuaranteedMinimumCreditingRateRangeLessThan100Member | Policyholder Account Balance, above Guaranteed Minimum Crediting Rate, Range from 0001 to 0050        
Policyholder Account Balance, Guaranteed Minimum Crediting Rate [Line Items]        
Policyholder Account Balance 0   0  
Americas [Member] | Insurance, Other | Other Segments | PolicyholderAccountBalanceGuaranteedMinimumCreditingRateRangeLessThan100Member | Policyholder Account Balance, above Guaranteed Minimum Crediting Rate, Range from 0051 to 0150        
Policyholder Account Balance, Guaranteed Minimum Crediting Rate [Line Items]        
Policyholder Account Balance 0   0  
Americas [Member] | Insurance, Other | Other Segments | PolicyholderAccountBalanceGuaranteedMinimumCreditingRateRangeLessThan100Member | Policyholder Account Balance, above Guaranteed Minimum Crediting Rate, Range from 0151 and Greater        
Policyholder Account Balance, Guaranteed Minimum Crediting Rate [Line Items]        
Policyholder Account Balance 815   0  
Americas [Member] | Insurance, Other | Other Segments | PolicyholderAccountBalanceGuaranteedMinimumCreditingRateRangeLessThan100Member | PolicyholderAccountBalanceAboveGuaranteedMinimumCreditingRateRangeFrom0051To0100        
Policyholder Account Balance, Guaranteed Minimum Crediting Rate [Line Items]        
Policyholder Account Balance 0   0  
Americas [Member] | Insurance, Other | Other Segments | PolicyholderAccountBalanceGuaranteedMinimumCreditingRateRangeFrom0100To0199Member        
Policyholder Account Balance, Guaranteed Minimum Crediting Rate [Line Items]        
Policyholder Account Balance 1,430   1,186  
Americas [Member] | Insurance, Other | Other Segments | PolicyholderAccountBalanceGuaranteedMinimumCreditingRateRangeFrom0100To0199Member | Policyholder Account Balance, at Guaranteed Minimum Crediting Rate        
Policyholder Account Balance, Guaranteed Minimum Crediting Rate [Line Items]        
Policyholder Account Balance 915   1,116  
Americas [Member] | Insurance, Other | Other Segments | PolicyholderAccountBalanceGuaranteedMinimumCreditingRateRangeFrom0100To0199Member | Policyholder Account Balance, above Guaranteed Minimum Crediting Rate, Range from 0001 to 0050        
Policyholder Account Balance, Guaranteed Minimum Crediting Rate [Line Items]        
Policyholder Account Balance 17   11  
Americas [Member] | Insurance, Other | Other Segments | PolicyholderAccountBalanceGuaranteedMinimumCreditingRateRangeFrom0100To0199Member | Policyholder Account Balance, above Guaranteed Minimum Crediting Rate, Range from 0051 to 0150        
Policyholder Account Balance, Guaranteed Minimum Crediting Rate [Line Items]        
Policyholder Account Balance 151   27  
Americas [Member] | Insurance, Other | Other Segments | PolicyholderAccountBalanceGuaranteedMinimumCreditingRateRangeFrom0100To0199Member | Policyholder Account Balance, above Guaranteed Minimum Crediting Rate, Range from 0151 and Greater        
Policyholder Account Balance, Guaranteed Minimum Crediting Rate [Line Items]        
Policyholder Account Balance 136   24  
Americas [Member] | Insurance, Other | Other Segments | PolicyholderAccountBalanceGuaranteedMinimumCreditingRateRangeFrom0100To0199Member | PolicyholderAccountBalanceAboveGuaranteedMinimumCreditingRateRangeFrom0051To0100        
Policyholder Account Balance, Guaranteed Minimum Crediting Rate [Line Items]        
Policyholder Account Balance 211   8  
Asia Pacific [Member] | Insurance, Other | Other Segments        
Policyholder Account Balance, Guaranteed Minimum Crediting Rate [Line Items]        
Policyholder Account Balance 10,363 $ 7,804 4,926 $ 4,285
Asia Pacific [Member] | Insurance, Other | Other Segments | Policyholder Account Balance, at Guaranteed Minimum Crediting Rate        
Policyholder Account Balance, Guaranteed Minimum Crediting Rate [Line Items]        
Policyholder Account Balance 10,363   4,926  
Asia Pacific [Member] | Insurance, Other | Other Segments | Policyholder Account Balance, above Guaranteed Minimum Crediting Rate, Range from 0001 to 0050        
Policyholder Account Balance, Guaranteed Minimum Crediting Rate [Line Items]        
Policyholder Account Balance 0   0  
Asia Pacific [Member] | Insurance, Other | Other Segments | Policyholder Account Balance, above Guaranteed Minimum Crediting Rate, Range from 0051 to 0150        
Policyholder Account Balance, Guaranteed Minimum Crediting Rate [Line Items]        
Policyholder Account Balance 0   0  
Asia Pacific [Member] | Insurance, Other | Other Segments | Policyholder Account Balance, above Guaranteed Minimum Crediting Rate, Range from 0151 and Greater        
Policyholder Account Balance, Guaranteed Minimum Crediting Rate [Line Items]        
Policyholder Account Balance 0   0  
Asia Pacific [Member] | Insurance, Other | Other Segments | PolicyholderAccountBalanceAboveGuaranteedMinimumCreditingRateRangeFrom0051To0100        
Policyholder Account Balance, Guaranteed Minimum Crediting Rate [Line Items]        
Policyholder Account Balance 0   0  
Asia Pacific [Member] | Insurance, Other | Other Segments | Policyholder Account Balance, Guaranteed Minimum Crediting Rate, Range from 0200 to 0299        
Policyholder Account Balance, Guaranteed Minimum Crediting Rate [Line Items]        
Policyholder Account Balance 642   519  
Asia Pacific [Member] | Insurance, Other | Other Segments | Policyholder Account Balance, Guaranteed Minimum Crediting Rate, Range from 0200 to 0299 | Policyholder Account Balance, at Guaranteed Minimum Crediting Rate        
Policyholder Account Balance, Guaranteed Minimum Crediting Rate [Line Items]        
Policyholder Account Balance 642   519  
Asia Pacific [Member] | Insurance, Other | Other Segments | Policyholder Account Balance, Guaranteed Minimum Crediting Rate, Range from 0200 to 0299 | Policyholder Account Balance, above Guaranteed Minimum Crediting Rate, Range from 0001 to 0050        
Policyholder Account Balance, Guaranteed Minimum Crediting Rate [Line Items]        
Policyholder Account Balance 0   0  
Asia Pacific [Member] | Insurance, Other | Other Segments | Policyholder Account Balance, Guaranteed Minimum Crediting Rate, Range from 0200 to 0299 | Policyholder Account Balance, above Guaranteed Minimum Crediting Rate, Range from 0051 to 0150        
Policyholder Account Balance, Guaranteed Minimum Crediting Rate [Line Items]        
Policyholder Account Balance 0   0  
Asia Pacific [Member] | Insurance, Other | Other Segments | Policyholder Account Balance, Guaranteed Minimum Crediting Rate, Range from 0200 to 0299 | Policyholder Account Balance, above Guaranteed Minimum Crediting Rate, Range from 0151 and Greater        
Policyholder Account Balance, Guaranteed Minimum Crediting Rate [Line Items]        
Policyholder Account Balance 0   0  
Asia Pacific [Member] | Insurance, Other | Other Segments | Policyholder Account Balance, Guaranteed Minimum Crediting Rate, Range from 0200 to 0299 | PolicyholderAccountBalanceAboveGuaranteedMinimumCreditingRateRangeFrom0051To0100        
Policyholder Account Balance, Guaranteed Minimum Crediting Rate [Line Items]        
Policyholder Account Balance 0   0  
Asia Pacific [Member] | Insurance, Other | Other Segments | Policyholder Account Balance, Guaranteed Minimum Crediting Rate, Range from 0300 to 0399        
Policyholder Account Balance, Guaranteed Minimum Crediting Rate [Line Items]        
Policyholder Account Balance 949   998  
Asia Pacific [Member] | Insurance, Other | Other Segments | Policyholder Account Balance, Guaranteed Minimum Crediting Rate, Range from 0300 to 0399 | Policyholder Account Balance, at Guaranteed Minimum Crediting Rate        
Policyholder Account Balance, Guaranteed Minimum Crediting Rate [Line Items]        
Policyholder Account Balance 949   998  
Asia Pacific [Member] | Insurance, Other | Other Segments | Policyholder Account Balance, Guaranteed Minimum Crediting Rate, Range from 0300 to 0399 | Policyholder Account Balance, above Guaranteed Minimum Crediting Rate, Range from 0001 to 0050        
Policyholder Account Balance, Guaranteed Minimum Crediting Rate [Line Items]        
Policyholder Account Balance 0   0  
Asia Pacific [Member] | Insurance, Other | Other Segments | Policyholder Account Balance, Guaranteed Minimum Crediting Rate, Range from 0300 to 0399 | Policyholder Account Balance, above Guaranteed Minimum Crediting Rate, Range from 0051 to 0150        
Policyholder Account Balance, Guaranteed Minimum Crediting Rate [Line Items]        
Policyholder Account Balance 0   0  
Asia Pacific [Member] | Insurance, Other | Other Segments | Policyholder Account Balance, Guaranteed Minimum Crediting Rate, Range from 0300 to 0399 | Policyholder Account Balance, above Guaranteed Minimum Crediting Rate, Range from 0151 and Greater        
Policyholder Account Balance, Guaranteed Minimum Crediting Rate [Line Items]        
Policyholder Account Balance 0   0  
Asia Pacific [Member] | Insurance, Other | Other Segments | Policyholder Account Balance, Guaranteed Minimum Crediting Rate, Range from 0300 to 0399 | PolicyholderAccountBalanceAboveGuaranteedMinimumCreditingRateRangeFrom0051To0100        
Policyholder Account Balance, Guaranteed Minimum Crediting Rate [Line Items]        
Policyholder Account Balance 0   0  
Asia Pacific [Member] | Insurance, Other | Other Segments | Policyholder Account Balance, Guaranteed Minimum Crediting Rate, Range from 0400 and Greater        
Policyholder Account Balance, Guaranteed Minimum Crediting Rate [Line Items]        
Policyholder Account Balance 8,151   2,674  
Asia Pacific [Member] | Insurance, Other | Other Segments | Policyholder Account Balance, Guaranteed Minimum Crediting Rate, Range from 0400 and Greater | Policyholder Account Balance, at Guaranteed Minimum Crediting Rate        
Policyholder Account Balance, Guaranteed Minimum Crediting Rate [Line Items]        
Policyholder Account Balance 8,151   2,674  
Asia Pacific [Member] | Insurance, Other | Other Segments | Policyholder Account Balance, Guaranteed Minimum Crediting Rate, Range from 0400 and Greater | Policyholder Account Balance, above Guaranteed Minimum Crediting Rate, Range from 0001 to 0050        
Policyholder Account Balance, Guaranteed Minimum Crediting Rate [Line Items]        
Policyholder Account Balance 0   0  
Asia Pacific [Member] | Insurance, Other | Other Segments | Policyholder Account Balance, Guaranteed Minimum Crediting Rate, Range from 0400 and Greater | Policyholder Account Balance, above Guaranteed Minimum Crediting Rate, Range from 0051 to 0150        
Policyholder Account Balance, Guaranteed Minimum Crediting Rate [Line Items]        
Policyholder Account Balance 0   0  
Asia Pacific [Member] | Insurance, Other | Other Segments | Policyholder Account Balance, Guaranteed Minimum Crediting Rate, Range from 0400 and Greater | Policyholder Account Balance, above Guaranteed Minimum Crediting Rate, Range from 0151 and Greater        
Policyholder Account Balance, Guaranteed Minimum Crediting Rate [Line Items]        
Policyholder Account Balance 0   0  
Asia Pacific [Member] | Insurance, Other | Other Segments | Policyholder Account Balance, Guaranteed Minimum Crediting Rate, Range from 0400 and Greater | PolicyholderAccountBalanceAboveGuaranteedMinimumCreditingRateRangeFrom0051To0100        
Policyholder Account Balance, Guaranteed Minimum Crediting Rate [Line Items]        
Policyholder Account Balance 0   0  
Asia Pacific [Member] | Insurance, Other | Other Segments | PolicyholderAccountBalanceGuaranteedMinimumCreditingRateRangeLessThan100Member        
Policyholder Account Balance, Guaranteed Minimum Crediting Rate [Line Items]        
Policyholder Account Balance 213   293  
Asia Pacific [Member] | Insurance, Other | Other Segments | PolicyholderAccountBalanceGuaranteedMinimumCreditingRateRangeLessThan100Member | Policyholder Account Balance, at Guaranteed Minimum Crediting Rate        
Policyholder Account Balance, Guaranteed Minimum Crediting Rate [Line Items]        
Policyholder Account Balance 213   293  
Asia Pacific [Member] | Insurance, Other | Other Segments | PolicyholderAccountBalanceGuaranteedMinimumCreditingRateRangeLessThan100Member | Policyholder Account Balance, above Guaranteed Minimum Crediting Rate, Range from 0001 to 0050        
Policyholder Account Balance, Guaranteed Minimum Crediting Rate [Line Items]        
Policyholder Account Balance 0   0  
Asia Pacific [Member] | Insurance, Other | Other Segments | PolicyholderAccountBalanceGuaranteedMinimumCreditingRateRangeLessThan100Member | Policyholder Account Balance, above Guaranteed Minimum Crediting Rate, Range from 0051 to 0150        
Policyholder Account Balance, Guaranteed Minimum Crediting Rate [Line Items]        
Policyholder Account Balance 0   0  
Asia Pacific [Member] | Insurance, Other | Other Segments | PolicyholderAccountBalanceGuaranteedMinimumCreditingRateRangeLessThan100Member | Policyholder Account Balance, above Guaranteed Minimum Crediting Rate, Range from 0151 and Greater        
Policyholder Account Balance, Guaranteed Minimum Crediting Rate [Line Items]        
Policyholder Account Balance 0   0  
Asia Pacific [Member] | Insurance, Other | Other Segments | PolicyholderAccountBalanceGuaranteedMinimumCreditingRateRangeLessThan100Member | PolicyholderAccountBalanceAboveGuaranteedMinimumCreditingRateRangeFrom0051To0100        
Policyholder Account Balance, Guaranteed Minimum Crediting Rate [Line Items]        
Policyholder Account Balance 0   0  
Asia Pacific [Member] | Insurance, Other | Other Segments | PolicyholderAccountBalanceGuaranteedMinimumCreditingRateRangeFrom0100To0199Member        
Policyholder Account Balance, Guaranteed Minimum Crediting Rate [Line Items]        
Policyholder Account Balance 408   442  
Asia Pacific [Member] | Insurance, Other | Other Segments | PolicyholderAccountBalanceGuaranteedMinimumCreditingRateRangeFrom0100To0199Member | Policyholder Account Balance, at Guaranteed Minimum Crediting Rate        
Policyholder Account Balance, Guaranteed Minimum Crediting Rate [Line Items]        
Policyholder Account Balance 408   442  
Asia Pacific [Member] | Insurance, Other | Other Segments | PolicyholderAccountBalanceGuaranteedMinimumCreditingRateRangeFrom0100To0199Member | Policyholder Account Balance, above Guaranteed Minimum Crediting Rate, Range from 0001 to 0050        
Policyholder Account Balance, Guaranteed Minimum Crediting Rate [Line Items]        
Policyholder Account Balance 0   0  
Asia Pacific [Member] | Insurance, Other | Other Segments | PolicyholderAccountBalanceGuaranteedMinimumCreditingRateRangeFrom0100To0199Member | Policyholder Account Balance, above Guaranteed Minimum Crediting Rate, Range from 0051 to 0150        
Policyholder Account Balance, Guaranteed Minimum Crediting Rate [Line Items]        
Policyholder Account Balance 0   0  
Asia Pacific [Member] | Insurance, Other | Other Segments | PolicyholderAccountBalanceGuaranteedMinimumCreditingRateRangeFrom0100To0199Member | Policyholder Account Balance, above Guaranteed Minimum Crediting Rate, Range from 0151 and Greater        
Policyholder Account Balance, Guaranteed Minimum Crediting Rate [Line Items]        
Policyholder Account Balance 0   0  
Asia Pacific [Member] | Insurance, Other | Other Segments | PolicyholderAccountBalanceGuaranteedMinimumCreditingRateRangeFrom0100To0199Member | PolicyholderAccountBalanceAboveGuaranteedMinimumCreditingRateRangeFrom0051To0100        
Policyholder Account Balance, Guaranteed Minimum Crediting Rate [Line Items]        
Policyholder Account Balance $ 0   $ 0