CONSOLIDATED STATEMENTS OF CHANGES IN STOCKHOLDERS' EQUITY - 9 months ended Sep. 30, 2018 - USD ($) $ in Millions	Total	Preferred Stock	Common Stock	Additional Paid-in Capital	Retained Earnings (Accumulated Deficit)	Accumulated Other Comprehensive Income (Loss)
Beginning Balance at Dec. 31, 2017	$ 1,963	$ 0	$ 0	$ 2,037	$ (149)	$ 75
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Dividends	(5)			16	(21)
Net Income	161				161
Unrealized investment losses, net	(648)					(648)
Ending Balance at Sep. 30, 2018	1,474	$ 0	$ 0	2,056	(13)	(569)
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Stock Issued During Period, Value, Stock Dividend	$ 3			$ 3
Cumulative Effect of New Accounting Principle in Period of Adoption					$ (4)	$ 4