Commissions and Other Expenses (Details) - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2021	Dec. 31, 2020	Dec. 31, 2019
Details underlying commissions and other expenses [Abstract]
Commissions	$ 2,221	$ 2,183	$ 2,549
General and administrative expenses	2,251	2,072	2,210
Expenses associated with reserve financing and unrelated LOCs	102	94	88
DAC and VOBA deferrals and interest, net of amortization	261	(156)	(540)
Broker-dealer expenses	570	493	481
Specifically identifiable intangible asset amortization	37	37	26
Taxes, licenses and fees	335	321	343
Acquisition and integration costs related to mergers and acquisitions	14	20	130
Total	$ 5,791	$ 5,064	$ 5,287