DAC, VOBA, DSI and DFEL - Narrative (Details) - USD ($) $ in Millions	3 Months Ended
	Mar. 31, 2024	Mar. 31, 2023
Deferred Policy Acquisition Costs and Present Value of Future Insurance Profits, Net [Abstract]
Deferred policy acquisition costs, amortization expense	$ 249	$ 245
Value of future insurance profits, amortization expense	13	14
Deferred sales inducements, amortization expense	3	5
Deferred front end loads, amortization expense	$ 74	$ 68