CLOSED BLOCK - Closed Block Revenues and Expenses (Details) - USD ($) $ in Millions	3 Months Ended		9 Months Ended
	Sep. 30, 2020	Sep. 30, 2019	Sep. 30, 2020	Sep. 30, 2019
Revenues:
Premiums and other income	$ 36	$ 42	$ 118	$ 136
Net investment income (loss)	61	69	190	208
Investment gains (losses), net	1	0	(1)	(1)
Total revenues	98	111	307	343
Benefits and Other Deductions:
Policyholders’ benefits and dividends	96	108	302	343
Other operating costs and expenses	0	0	1	1
Total benefits and other deductions	96	108	303	344
Net income (loss), before income taxes	2	3	4	(1)
Income tax (expense) benefit	(1)	0	(2)	(2)
Net income (loss)	$ 1	$ 3	$ 2	$ (3)