DAC, VOBA, DSI, and DFEL - Reconciliation of DFEL (Details) - USD ($) $ in Millions	Jun. 30, 2025	Dec. 31, 2024	Jun. 30, 2024	Dec. 31, 2023
Deferred Policy Acquisition Cost [Line Items]
DFEL	$ 7,139	$ 6,750
Other Operations
Deferred Policy Acquisition Cost [Line Items]
DFEL	55	51
Ceded DFEL	55	51
UL and Other
Deferred Policy Acquisition Cost [Line Items]
DFEL	6,796	6,406	$ 5,984	$ 5,579
Ceded DFEL	2,492		2,346
Variable Annuities
Deferred Policy Acquisition Cost [Line Items]
DFEL	288	$ 293	296	$ 300
Ceded DFEL	$ 0		$ 0