Variable Interest Entities - Schedule of Statements of Operations Activity of the Consolidated VIEs (Details) - USD ($) $ in Millions	12 Months Ended
Dec. 31, 2025	Dec. 31, 2024	Dec. 31, 2023
Net Investment Income [Line Items]
Net recognized investment gains on trading securities	$ 222	$ (42)	$ 93
Net recognized investment gains (losses) on mortgage loans	2,320	(132)	207
Other gains (losses)	(1,037)	1,303	(805)
Total Revenues	32,049	26,114	32,644
Retirement Services
Net Investment Income [Line Items]
Net investment income	19,245	15,718	12,080
Net gains (losses) from investment activities	1,544	2,045	1,428
Total Revenues	27,049	21,938	29,137
VIE, Primary Beneficiary \| Retirement Services
Net Investment Income [Line Items]
Net investment income	315	304	254
Net recognized investment gains on trading securities	30	17	10
Net recognized investment gains (losses) on mortgage loans	27	(35)	(22)
Net recognized investment gains on investment funds	2,036	1,542	1,228
Other gains (losses)	62	(6)	(29)
Net gains (losses) from investment activities	2,155	1,518	1,187
Total Revenues	2,470	1,822	1,441
VIE, Primary Beneficiary \| Trading securities \| Retirement Services
Net Investment Income [Line Items]
Net investment income	209	152	102
VIE, Primary Beneficiary \| Mortgage loans \| Retirement Services
Net Investment Income [Line Items]
Net investment income	157	128	110
VIE, Primary Beneficiary \| Investment funds \| Retirement Services
Net Investment Income [Line Items]
Net investment income	35	46	41
VIE, Primary Beneficiary \| Other \| Retirement Services
Net Investment Income [Line Items]
Net investment income	$ (86)	$ (22)	$ 1

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