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REVISION OF PRIOR PERIOD FINANCIAL STATEMENTS (Details) - USD ($)
$ / shares in Units, $ in Thousands
 3 Months Ended 6 Months Ended 12 Months Ended
Jun. 30, 2020
Jun. 30, 2019
Jun. 30, 2020
Jun. 30, 2019
Dec. 31, 2019
Mar. 31, 2020
Mar. 31, 2019
Dec. 31, 2018
Income taxes receivable         $ 360      
Total current assets $ 14,524   $ 14,524   20,374 $ 16,533    
Total assets 21,961   21,961   28,479      
Income taxes payable 16   16   496      
Total current liabilities 6,197   6,197   9,844 8,698    
Total liabilities 8,698   8,698   11,637      
Accumulated deficit (10,740)   (10,740)   (7,159)      
Total stockholders' equity 13,263 $ 13,756 13,263 $ 13,756 16,842 13,923 $ 17,381 $ 11,951
Income tax expense from discontinued operations   263   1,976 330      
Income from discontinued operations, net of income taxes 132 1,443 11,005      
Net loss $ (660) $ (4,023) $ (3,581) $ 1,625 $ (1,032)      
Basic and diluted loss from continuing operations         $ (1.38)      
Basic and diluted income from discontinued operations         1.26      
Basic and diluted net loss         $ (0.12)      
As Reported [Member]                
Total current assets         $ 20,014      
Total assets         28,119      
Income taxes payable         543      
Total current liabilities         9,891      
Total liabilities         11,684      
Accumulated deficit         (7,566)      
Total stockholders' equity         16,435      
Income tax expense from discontinued operations         737      
Income from discontinued operations, net of income taxes         10,598      
Net loss         $ (1,439)      
Basic and diluted loss from continuing operations         $ (1.38)      
Basic and diluted income from discontinued operations         1.21      
Basic and diluted net loss         $ (0.17)      
Adjustment [Member]                
Income taxes receivable         $ 360      
Total current assets         360 360    
Total assets         360      
Income taxes payable         (47)      
Total current liabilities         (47) (47)    
Total liabilities         (47)      
Accumulated deficit         407      
Total stockholders' equity         407 $ 407    
Income tax expense from discontinued operations         (407)      
Income from discontinued operations, net of income taxes         407      
Net loss         $ 407      
Basic and diluted income from discontinued operations         $ 0.05      
Basic and diluted net loss         $ 0.05