Discontinued Operations - Impact of the sale of the annuity businesses (Details) - USD ($) $ in Millions		2 Months Ended	5 Months Ended	6 Months Ended
	May 31, 2021	May 31, 2021	May 31, 2021	Jun. 30, 2022	Jun. 30, 2021	Dec. 31, 2021
Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Cash proceeds from sale of businesses				$ 0	$ 3,547
Net investment in annuity businesses sold, excluding AOCI				$ 4,067		$ 5,012
Annuity subsidiaries
Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Cash proceeds from sale of businesses	$ 3,571
Sale related expenses	(8)
Total net proceeds	3,563
Net investment in annuity businesses sold, excluding AOCI	2,867	$ 2,867	$ 2,867
Reclassify net deferred tax asset	199
Realized gain on subsidiaries	895
Tax liabilities triggered by the sale	41
Other	(1)
Total income tax expense	239
Gain on sale, net of tax	$ 656	$ 697	$ 656