Goodwill and Other Intangible Assets - Impairments and Changes in Goodwill (Details) - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2022	Dec. 31, 2021	Dec. 31, 2020
Impairments of indefinite-lived intangible assets excluding goodwill
Impairments recorded	$ 0	$ 0	$ 2
Changes in the carrying amount of goodwill, by segment:
Beginning balance	1,458	1,176
Acquisitions		287
Foreign currency translation	(59)	(4)
Other adjustments	(10)	(1)
Ending balance	1,389	1,458	1,176
Advice & Wealth Management
Changes in the carrying amount of goodwill, by segment:
Beginning balance	279	279
Acquisitions		0
Foreign currency translation	0	0
Other adjustments	0	0
Ending balance	279	279	279
Asset Management
Changes in the carrying amount of goodwill, by segment:
Beginning balance	1,088	806
Acquisitions		287
Foreign currency translation	(59)	(4)
Other adjustments	(10)	(1)
Ending balance	1,019	1,088	806
Retirement & Protection Solutions
Changes in the carrying amount of goodwill, by segment:
Beginning balance	91	91
Acquisitions		0
Foreign currency translation	0	0
Other adjustments	0	0
Ending balance	$ 91	$ 91	$ 91