DAC, VOBA, DSI and DFEL - Narrative (Details) - USD ($) $ in Millions	3 Months Ended
	Mar. 31, 2025	Mar. 31, 2024
Investments, Debt and Equity Securities [Abstract]
DAC amortization	$ 247	$ 250
VOBA amortization	11	12
DSI amortization	5	5
DFEL amortization	$ 105	$ 75