Other Expenses (Other Expenses) (Details) - USD ($) $ in Millions	3 Months Ended		6 Months Ended
	Jun. 30, 2025	Jun. 30, 2024	Jun. 30, 2025	Jun. 30, 2024
Other Income and Expenses [Abstract]
Amortization of DAC, VOBA and negative VOBA	$ 528	$ 493	$ 1,047	$ 995
Interest expense on debt	269	257	527	521
Employee-related costs (1)	936	900	1,927	1,850
Third-party staffing costs	413	362	789	711
General and administrative expenses	130	153	256	301
Commissions and other variable expenses	1,606	1,462	3,153	2,965
Capitalization of DAC	(787)	(683)	(1,485)	(1,423)
Premium taxes, other taxes, and licenses & fees	158	171	319	347
Pension, postretirement and postemployment benefit costs	66	65	136	130
Total other expenses	3,319	3,180	6,669	6,397
Net change in cash surrender value of investments, net of premiums paid	$ (58)	$ (27)	$ (81)	$ (77)