CONSOLIDATED STATEMENTS OF OPERATIONS Consolidated Statement of Operations - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2019	Dec. 31, 2018	Dec. 31, 2017
Revenues [Abstract]
Net investment income	$ 1,463	$ 1,596	$ 1,509
Premiums	1,214	1,426	1,394
Other revenues	1,279	1,249	1,105
Gain on disposal of business	213	0	0
Total revenues	13,103	12,924	12,180
Banking and deposit interest expense	136	89	48
Total net revenues	12,967	12,835	12,132
Expenses
Distribution expenses	3,810	3,637	3,397
Interest credited to fixed accounts	669	674	656
Benefits, claims, losses and settlement expenses	2,576	2,302	2,233
Amortization of deferred acquisition costs	179	322	267
Interest and debt expense	214	245	207
General and administrative expense	3,287	3,171	3,158
Total expenses	10,735	10,351	9,918
Income from continuing operations before income tax provision	2,232	2,484	2,214
Income tax provision	339	386	734
Net income	$ 1,893	$ 2,098	$ 1,480
Earnings Per Share, Basic:
Net income (in dollars per basic share)	$ 14.12	$ 14.41	$ 9.60
Earnings Per Share, Diluted:
Net income (in dollars per diluted share)	$ 13.92	$ 14.20	$ 9.44
Other-than-temporary Impairment Loss, Debt Securities, Available-for-sale [Abstract]
Total other-than-temporary impairment losses on securities	$ (29)		$ (1)
Portion of loss recognized in other comprehensive income (loss) (before taxes)	7	$ 0	0
Net impairment losses recognized in net investment income	(22)		(1)
Management and financial advice fees [Member]
Revenues [Abstract]
Revenue from Contract with Customer, Including Assessed Tax	7,015	6,776	6,415
Distribution fees [Member]
Revenues [Abstract]
Revenue from Contract with Customer, Including Assessed Tax	$ 1,919	$ 1,877	$ 1,757