INCOME TAXES - Provision (Details) - USD ($) $ in Thousands	12 Months Ended
Dec. 31, 2020	Dec. 31, 2019	Dec. 31, 2018
INCOME TAXES
Statutory federal rate	21.00%	21.00%	21.00%
Deferred:
Federal	$ (3,932)	$ (5,607)	$ (1,446)
State	(200)	55	(14)
Total deferred	(4,132)	(5,552)	(1,460)
Change in valuation allowance	4,170	$ 5,552	$ 1,460
Income Tax Expense (Benefit), Total	$ 38

Amount of deferred federal income tax expense (benefit) pertaining to income (loss) from continuing operations.

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Amount of other deferred income tax expense (benefit) pertaining to income (loss) from continuing operations. For example, but not limited to, acquisition-date income tax benefits or expenses recognized from changes in the acquirer's valuation allowance for its previously existing deferred tax assets resulting from a business combination and adjustments to beginning-of-year balance of a valuation allowance because of a change in circumstance causing a change in judgment about the realizability of the related deferred tax asset in future periods.

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Amount of deferred state and local tax expense (benefit) pertaining to income (loss) from continuing operations.

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Percentage of domestic federal statutory tax rate applicable to pretax income (loss).

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Amount of current income tax expense (benefit) and deferred income tax expense (benefit) pertaining to continuing operations.

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