DAC, VOBA, DSI, and DFEL - Reconciliation of DEFL (Details) - USD ($) $ in Millions	Mar. 31, 2024	Dec. 31, 2023	Mar. 31, 2023	Dec. 31, 2022
Deferred Policy Acquisition Cost [Line Items]
Deferred front-end loads	$ 6,099	$ 5,901
Other Operations
Deferred Policy Acquisition Cost [Line Items]
Deferred front-end loads	44	44
Ceded deferred front end loads	44	44
UL and Other
Deferred Policy Acquisition Cost [Line Items]
Deferred front-end loads	5,778	5,579	$ 4,966	$ 4,766
Ceded deferred front end loads	258	257	0
Variable Annuities
Deferred Policy Acquisition Cost [Line Items]
Deferred front-end loads	277	$ 278	284	$ 286
Ceded deferred front end loads	$ 0		$ 0