DAC, VOBA, DSI, and DFEL - Reconciliation of DEFL (Details) - USD ($) $ in Millions	Mar. 31, 2025	Dec. 31, 2024	Mar. 31, 2024	Dec. 31, 2023
Deferred Policy Acquisition Cost [Line Items]
Deferred front-end loads	$ 6,910	$ 6,730
Other Operations
Deferred Policy Acquisition Cost [Line Items]
Deferred front-end loads	53	51
Ceded deferred front end loads	53	51
UL and Other
Deferred Policy Acquisition Cost [Line Items]
Deferred front-end loads	6,587	6,406	$ 5,778	$ 5,579
Ceded deferred front end loads	237		258
Variable Annuities
Deferred Policy Acquisition Cost [Line Items]
Deferred front-end loads	270	$ 273	277	$ 278
Ceded deferred front end loads	$ 0		$ 0