DAC, VOBA, DSI, and DFEL - Reconciliation of DEFL (Details) - USD ($) $ in Millions	Sep. 30, 2025	Dec. 31, 2024	Sep. 30, 2024	Dec. 31, 2023
Deferred Policy Acquisition Cost [Line Items]
Deferred front-end loads	$ 7,349	$ 6,730
Other Operations
Deferred Policy Acquisition Cost [Line Items]
Deferred front-end loads	56	51
Ceded deferred front end loads	56	51
UL and Other
Deferred Policy Acquisition Cost [Line Items]
Deferred front-end loads	7,027	6,406	$ 6,193	$ 5,579
Ceded deferred front end loads	229		257
Variable Annuities
Deferred Policy Acquisition Cost [Line Items]
Deferred front-end loads	266	$ 273	274	$ 278
Ceded deferred front end loads	$ 0		$ 0