Consolidated Statements Of Comprehensive Income (Loss) - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2020	Dec. 31, 2019	Dec. 31, 2018
Revenues
Insurance premiums	$ 5,372	$ 5,513	$ 4,601
Fee income	6,371	6,497	5,986
Net investment income	5,510	5,223	5,085
Realized gain (loss)	(513)	(610)	141
Amortization of deferred gain on business sold through reinsurance	41	31	9
Other revenues	658	604	602
Total revenues	17,439	17,258	16,424
Expenses
Interest credited	2,923	2,780	2,617
Benefits	8,677	7,880	6,786
Commissions and other expenses	5,064	5,287	4,763
Interest and debt expense	284	326	297
Strategic digitization expense	68	66	76
Total expenses	17,016	16,339	14,539
Income (loss) before taxes	423	919	1,885
Federal income tax expense (benefit)	(76)	33	244
Net income (loss)	499	886	1,641
Other comprehensive income (loss), net of tax
Unrealized investment gains (losses)	3,192	5,288	(3,449)
Foreign currency translation adjustment	5	6	(9)
Funded status of employee benefit plans	61	(28)	(7)
Total other comprehensive income (loss), net of tax	3,258	5,266	(3,465)
Comprehensive income (loss)	$ 3,757	$ 6,152	$ (1,824)
Net Income (Loss) Per Common Share
Basic (in dollars per share)	$ 2.58	$ 4.41	$ 7.60
Diluted (in dollars per share)	2.56	4.38	7.40
Cash Dividends Declared Per Common Share	$ 1.62	$ 1.51	$ 1.36