Condensed Consolidated Statements of Income - USD ($) $ in Millions	3 Months Ended		9 Months Ended
	Sep. 30, 2018	Sep. 30, 2017	Sep. 30, 2018	Sep. 30, 2017
Other-than-temporary impairment investment losses
Other-than-temporary impairment losses recognized in other comprehensive income	$ 4	$ (2)	$ 4	$ (2)
Total revenues	2,588	1,473	5,396	4,855
Benefits and Expenses
Amortization of deferred sales inducements			73	46
Total benefits and expenses	1,882	1,179	4,033	3,818
Income before income taxes	706	294	1,363	1,037
Income tax expense (benefit)	66	20	191	53
Net income	640	274	1,172	984
Consolidated Entity Excluding Variable Interest Entities (VIE)
Revenues
Premiums	531	72	1,535	503
Product charges	119	86	321	252
Net investment income	1,070	820	2,883	2,427
Investment related gains (losses)	823	473	585	1,615
Other-than-temporary impairment investment losses
Other-than-temporary impairment losses	(7)	(11)	(10)	(23)
Other-than-temporary impairment losses recognized in other comprehensive income	4	(2)	4	(2)
Net other-than-temporary impairment losses	(3)	(13)	(6)	(25)
Other revenues	10	8	22	24
Benefits and Expenses
Interest sensitive contract benefits	741	621	1,092	1,866
Amortization of deferred sales inducements	23	13	66	42
Future policy and other policy benefits	920	259	2,178	1,051
Amortization of deferred acquisition costs and value of business acquired	30	80	211	251
Dividends to policyholders	10	48	32	129
Policy and other operating expenses (related party of $22 and $4 for the three months ended and $27 and $10 for the nine months ended September 30, 2018 and 2017, respectively)	158	158	453	479
Variable Interest Entities
Revenues
Net investment income	15	10	39	30
Investment related gains (losses)	23	17	17	29
Benefits and Expenses
Operating Expenses	$ 0	$ 0	$ 1	$ 0
Common Class A
Earnings per share
Basic (in USD per share)	$ 3.24	$ 1.40	$ 5.94	$ 5.05
Diluted (in USD per share)	3.23	1.39	5.92	5.00
Common Class B
Earnings per share
Basic (in USD per share)	3.24	1.40	5.94	5.05
Diluted (in USD per share)	3.24	1.40	5.94	5.05
Common Class M-1
Earnings per share
Basic (in USD per share)	3.24	1.40	5.94	5.05
Diluted (in USD per share)	3.24	1.40	5.94	5.05
Common Class M-2
Earnings per share
Basic (in USD per share)	3.24	1.40	5.94	5.05
Diluted (in USD per share)	3.24	1.39	5.90	3.26
Common Class M-3
Earnings per share
Basic (in USD per share)	3.24	1.40	5.94	5.05
Diluted (in USD per share)	3.24	1.07	5.90	2.27
Common Class M-4
Earnings per share
Basic (in USD per share)	3.24	1.40	5.94	5.05
Diluted (in USD per share)	$ 2.49	$ 0.79	$ 4.42	$ 1.91