CLOSED BLOCK - REVENUES AND EXPENSES (Details) - USD ($) $ in Millions	3 Months Ended
	Mar. 31, 2018	Mar. 31, 2017
REVENUES:
Premiums and other income	$ 51	$ 54
Net investment income (loss)	73	83
Net investment gains (losses)	1	(15)
Total revenues	125	122
BENEFITS AND OTHER DEDUCTIONS:
Policyholders’ benefits and dividends	126	151
Other operating costs and expenses	1	0
Total benefits and other deductions	127	151
Net revenues (loss) before income taxes	(2)	(29)
Income tax (expense) benefit	0	10
Net Revenues (Losses)	$ (2)	$ (19)