HELD-FOR-SALE (Details) - USD ($) $ in Millions	3 Months Ended
	Mar. 31, 2020	Dec. 31, 2019
Assets:
Assets held-for-sale	$ 843	$ 962
Liabilities:
Total liabilities held-for-sale	679	724
U.S. Financial Life Insurance Company and MONY Life Insurance Company of the Americas, Ltd
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Investment impairment	(39)	(105)
Assets:
Fixed maturity securities	860	896
Trading securities, at fair value	14	17
Policy loans	20	19
Cash and cash equivalents	41	65
Amounts due from reinsurers	41	43
Deferred policy acquisition costs	31	31
Other assets	18	24
Assets held-for-sale	1,025	1,095
Less: Loss accrual	(182)	(133)
Total assets held-for-sale	843	962
Liabilities:
Policyholders’ account balances	279	286
Future policy benefits and other policyholders’ liabilities	398	421
Amounts due to reinsurers	(2)	6
Other liabilities	4	11
Total liabilities held-for-sale	$ 679	$ 724