Discontinued Operations - Details of the results of the Annuity subsidiaries sold (Details) - USD ($) $ in Millions		3 Months Ended		5 Months Ended	9 Months Ended
	May 31, 2021	Sep. 30, 2022	Sep. 30, 2021	May 31, 2021	Sep. 30, 2022	Sep. 30, 2021
Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Net earnings from discontinued operations		$ 0	$ 0	$ 914	$ 0	$ 914
Annuity subsidiaries
Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Gain on sale, net of tax	$ 656			656
Annuity subsidiaries | Net earnings from discontinued operations
Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Net investment income				746
Realized gains (losses) on securities				112
Other income				52
Total revenues				910
Annuity benefits				377
Annuity and supplemental insurance acquisition expenses				136
Other expenses				73
Total costs and expenses				586
Earnings before income taxes from discontinued operations				324
Provision for income taxes on discontinued operations				66
Net earnings from operations, net of tax				$ 258