Segment Information - Net revenues and Operating Earnings (Details) - USD ($) $ in Millions	3 Months Ended				12 Months Ended
	Mar. 31, 2023	Mar. 31, 2022		Mar. 31, 2021	Dec. 31, 2022	Dec. 31, 2021
Net revenues
Total net revenues	$ 3,742	$ 3,625	[1]	$ 3,341	$ 14,258	$ 13,377
Operating earnings
Pretax income (loss)	496	1,006	[1]	$ 1,760	$ 3,931	$ 4,185
Advice & Wealth Management
Net revenues
Total net revenues	2,064	1,814
Asset Management
Net revenues
Total net revenues	782	1,005
Retirement & Protection Solutions
Net revenues
Total net revenues	722	656
Corporate & Other
Net revenues
Total net revenues	130	116
Reportable segments
Net revenues
Total net revenues	4,014	3,943
Operating earnings
Pretax income (loss)	978	818
Reportable segments | Advice & Wealth Management
Net revenues
Total net revenues	2,265	2,042
Operating earnings
Pretax income (loss)	693	440
Reportable segments | Asset Management
Net revenues
Total net revenues	799	1,017
Operating earnings
Pretax income (loss)	165	285
Reportable segments | Retirement & Protection Solutions
Net revenues
Total net revenues	824	768
Operating earnings
Pretax income (loss)	194	175
Reportable segments | Corporate & Other
Net revenues
Total net revenues	126	116
Operating earnings
Pretax income (loss)	(74)	(82)
Intersegment eliminations
Net revenues
Total net revenues	(316)	(352)
Intersegment eliminations | Advice & Wealth Management
Net revenues
Total net revenues	(201)	(228)
Intersegment eliminations | Asset Management
Net revenues
Total net revenues	(17)	(12)
Intersegment eliminations | Retirement & Protection Solutions
Net revenues
Total net revenues	(102)	(112)
Intersegment eliminations | Corporate & Other
Net revenues
Total net revenues	4	0
Segment reconciling items
Net revenues
Total net revenues	44	34
Segment reconciling items | Net realized gains (losses)
Net revenues
Total net revenues	3	16
Operating earnings
Pretax income (loss)	3	16
Segment reconciling items | Market impact on non-traditional long-duration products, net
Net revenues
Total net revenues	0	1
Operating earnings
Pretax income (loss)	(475)	180
Segment reconciling items | Integration and restructuring charges
Operating earnings
Pretax income (loss)	(10)	(10)
Total Segments after intersegment eliminations | Reportable segments
Net revenues
Total net revenues	3,698	3,591
Consolidated investment entities | Segment reconciling items
Net revenues
Total net revenues	41	17
Operating earnings
Pretax income (loss)	$ 0	$ 2

[1] Certain prior period amounts have been restated. See Note 3 for more information.