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Investments - Accrued Interest (Details) - USD ($) $ in Millions | Jun. 30, 2022 | Dec. 31, 2021
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Schedule of Available for Sale Securities |  |
Accrued investment income | $ 359 | $ 339
Mortgage loans |  |
Schedule of Available for Sale Securities |  |
Accrued investment income | 3 | 2
Bank loans, net |  |
Schedule of Available for Sale Securities |  |
Accrued investment income | $ 6 | $ 4

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