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Investments - Schedule of Credit Losses Recognized in Net Income (Details) - USD ($) $ in Millions | 3 Months Ended | 6 Months Ended
--- | --- | ---
Jun. 30, 2024 | Jun. 30, 2023 | Jun. 30, 2024 | Jun. 30, 2023
Realized capital gains and losses by asset type |  |  |  |
Total fixed income securities | $ (16) | $ (37) | $ (131) | $ (49)
Total credit losses by asset type | (16) | (37) | (132) | (49)
Commitments to fund commercial mortgage loans and bank loans | 0 | 0 | 1 | 0
Fixed income securities |  |  |  |
Realized capital gains and losses by asset type |  |  |  |
Total fixed income securities | (5) | (7) | (1) | (16)
Corporate |  |  |  |
Realized capital gains and losses by asset type |  |  |  |
Total fixed income securities | (5) | (7) | (1) | (16)
Mortgage loans |  |  |  |
Realized capital gains and losses by asset type |  |  |  |
Total credit losses by asset type | 1 | (3) | 1 | (3)
Limited partnership interests |  |  |  |
Realized capital gains and losses by asset type |  |  |  |
Total credit losses by asset type | (16) | (16) | (16) | (16)
Bank loans |  |  |  |
Realized capital gains and losses by asset type |  |  |  |
Total credit losses by asset type | 2 | (11) | 5 | (14)
Real estate |  |  |  |
Realized capital gains and losses by asset type |  |  |  |
Total credit losses by asset type | 2 | 0 | 2 | 0
Other assets |  |  |  |
Realized capital gains and losses by asset type |  |  |  |
Total credit losses by asset type | $ 0 | $ 0 | $ (123) | $ 0

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