v3.19.1
INCOME TAXES (Components of Income Tax Expense) (Details) - USD ($)
$ in Thousands
12 Months Ended
Dec. 31, 2018
Dec. 31, 2017
Dec. 31, 2016
Current portion of income tax expense (benefit):      
Federal $ 23 $ (2,793) $ (1,365)
State 85 10 3
Deferred portion of income tax expense:      
Federal     0
State     0
Total income tax expense (benefit) $ 108 $ (2,783) $ (1,362)