Reinsurance - Narrative (Details) $ in Millions |
3 Months Ended | 9 Months Ended | |||
|---|---|---|---|---|---|
|
Sep. 30, 2026
USD ($)
|
Sep. 30, 2025
USD ($)
|
Sep. 30, 2026
USD ($)
policy
|
Sep. 30, 2025
USD ($)
|
Dec. 31, 2025
USD ($)
|
|
| Insurance [Abstract] | |||||
| Number of policies reinsured by foreign company not engaged in insurance | policy | 0 | ||||
| Deposit contract assets | $ 15,555 | $ 15,555 | $ 13,279 | ||
| Reinsurance risk charge fees | $ 10 | $ 10 | $ 32 | $ 31 | |