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Investments - Other investments by type (Details) - USD ($) $ in Millions | Sep. 30, 2022 | Dec. 31, 2021
--- | --- | ---
Investments [Line Items] |  |
Other investments | $ 1,798 | $ 2,656
Bank loans, net |  |
Investments [Line Items] |  |
Other investments | 748 | 1,574
Real estate |  |
Investments [Line Items] |  |
Other investments | 774 | 809
Policy loans |  |
Investments [Line Items] |  |
Other investments | 119 | 148
Derivatives |  |
Investments [Line Items] |  |
Other investments | 48 | 12
Other |  |
Investments [Line Items] |  |
Other investments | $ 109 | $ 113

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