INCOME TAXES INCOME TAXES - Narrative (Details) - USD ($) $ in Thousands		3 Months Ended	8 Months Ended	9 Months Ended	12 Months Ended
	Aug. 30, 2018	Sep. 30, 2018	Aug. 30, 2018	Sep. 30, 2018	Dec. 31, 2019	Dec. 31, 2018	Dec. 31, 2017
Operating Loss Carryforwards [Line Items]
Income tax expense from discontinued operations						$ 1,200
Gain on sale of the Core Business, net of tax	$ 68,404	$ 69,072		$ 69,072	$ 0	68,404	$ 0
Unrecognized tax benefits					1,313	1,313
Accrued interest and penalties					$ 200	200
Core Business
Operating Loss Carryforwards [Line Items]
Gain on sale of the Core Business, net of tax			$ 19,600			$ 16,140