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INCOME TAXES - Narrative (Details) - USD ($)
$ in Thousands
12 Months Ended
Dec. 31, 2017
Dec. 31, 2019
Dec. 31, 2018
Income Tax Disclosure [Abstract]      
Deferred tax assets, net   $ 3,865 $ 9,514
Remeasurement of net deferred tax asset resulting in additional income tax expense $ 4,000