SUBSEQUENT EVENTS - Narrative (Details) - USD ($) $ in Millions	3 Months Ended
Mar. 31, 2020	Dec. 31, 2019
U.S. Financial Life Insurance Company and MONY Life Insurance Company of the Americas, Ltd
Subsequent Event [Line Items]
Investment impairment	$ (39)	$ (105)

The aggregate amount of write-downs for impairments recognized during the period for long lived assets held for use (including those held for disposal by means other than sale).

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Balance Type:	debit
Period Type:	duration