Condensed Consolidated Statements of Operations - USD ($)	3 Months Ended	12 Months Ended
	Dec. 31, 2017	Dec. 31, 2019	Dec. 31, 2018	Dec. 31, 2017
Revenues:
Net investment income		$ 1,689,000,000	$ 1,623,000,000	$ 1,520,000,000
Fee income		877,000,000	875,000,000	857,000,000
Premiums		31,000,000	41,000,000	48,000,000
Broker-dealer commission revenue		2,000,000	69,000,000	170,000,000
Net realized capital gains (losses):
Total other-than-temporary impairments		(41,000,000)	(18,000,000)	(19,000,000)
Less: Portion of other-than-temporary impairments recognized in Other comprehensive income (loss)		2,000,000	2,000,000	(7,000,000)
Net other-than-temporary impairments recognized in earnings		(43,000,000)	(20,000,000)	(12,000,000)
Other net realized capital gains (losses)		(101,000,000)	(222,000,000)	(188,000,000)
Total net realized capital gains (losses)		(144,000,000)	(242,000,000)	(200,000,000)
Other revenue		14,000,000	19,000,000	3,000,000
Total revenues		2,469,000,000	2,385,000,000	2,398,000,000
Benefits and expenses:
Interest credited and other benefits to contract owners/policyholders		1,013,000,000	828,000,000	958,000,000
Operating expenses		1,056,000,000	894,000,000	1,022,000,000
Broker-dealer commission expense		2,000,000	69,000,000	170,000,000
Net amortization of Deferred policy acquisition costs and Value of business acquired		65,000,000	86,000,000	233,000,000
Interest expense	$ 1,000,000	1,000,000	2,000,000
Total benefits and expenses		2,137,000,000	1,879,000,000	2,384,000,000
Income (loss) before income taxes		332,000,000	506,000,000	14,000,000
Income tax expense (benefit)		32,000,000	61,000,000	(101,000,000)
Net income (loss)		$ 300,000,000	$ 445,000,000	$ 115,000,000