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SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES (VIE) (Details) - USD ($)
$ in Thousands
Jun. 30, 2020
Dec. 31, 2019
Accounts receivable, net $ 1,354 $ 574
Total assets 19,034 19,511
Accrued expenses 1,950 1,639
Total liabilities 6,407 $ 6,306
Accounts receivable from related party 100  
Variable Interest Entity, Primary Beneficiary [Member]    
Accounts receivable, net 578  
Total assets 578  
Accrued expenses 46  
Total liabilities 46  
Noncontrolling Interest in Joint Venture $ 17