DAC, VOBA, DSI, and DFEL - Reconciliation of DEFL (Details) - USD ($) $ in Millions	Jun. 30, 2025	Dec. 31, 2024	Jun. 30, 2024	Dec. 31, 2023
Deferred Policy Acquisition Cost [Line Items]
Deferred front-end loads	$ 7,119	$ 6,730
Other Operations
Deferred Policy Acquisition Cost [Line Items]
Deferred front-end loads	55	51
Ceded deferred front end loads	55	51
UL and Other
Deferred Policy Acquisition Cost [Line Items]
Deferred front-end loads	6,796	6,406	$ 5,984	$ 5,579
Ceded deferred front end loads	233		257
Variable Annuities
Deferred Policy Acquisition Cost [Line Items]
Deferred front-end loads	268	$ 273	275	$ 278
Ceded deferred front end loads	$ 0		$ 0