Consolidated Statements Of Comprehensive Income (Loss) - USD ($) $ in Millions	3 Months Ended		6 Months Ended
	Jun. 30, 2019	Jun. 30, 2018	Jun. 30, 2019	Jun. 30, 2018
Revenues
Insurance premiums	$ 1,398	$ 1,165	$ 2,845	$ 1,943
Fee income	1,517	1,470	2,991	2,926
Net investment income	1,355	1,232	2,606	2,465
Realized gain (loss):
Total other-than-temporary impairment losses on securities	(4)	(1)	(27)	(3)
Portion of loss recognized in other comprehensive income			15
Net other-than-temporary impairment losses on securities recognized in earnings	(4)	(1)	(12)	(3)
Realized gain (loss), excluding other-than-temporary impairment losses on securities	(113)	(6)	(468)	8
Total realized gain (loss)	(117)	(7)	(480)	5
Amortization of deferred gain on business sold through reinsurance	8		15
Other revenues	149	160	298	290
Total revenues	4,310	4,020	8,275	7,629
Expenses
Interest credited	680	647	1,358	1,300
Benefits	1,852	1,661	3,610	3,019
Commissions and other expenses	1,272	1,177	2,446	2,234
Interest and debt expense	70	68	141	159
Strategic digitization expense	15	16	31	31
Total expenses	3,889	3,569	7,586	6,743
Income (loss) before taxes	421	451	689	886
Federal income tax expense (benefit)	58	66	73	134
Net income (loss)	363	385	616	752
Other comprehensive income (loss), net of tax	1,883	(1,032)	3,929	(2,671)
Comprehensive income (loss)	$ 2,246	$ (647)	$ 4,545	$ (1,919)
Net Income (Loss) Per Common Share
Basic (in dollars per share)	$ 1.80	$ 1.76	$ 3.03	$ 3.45
Diluted (in dollars per share)	1.79	1.70	3.01	3.34
Cash Dividends Declared Per Common Share	$ 0.37	$ 0.33	$ 0.74	$ 0.66