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PROPERTY AND EQUIPMENT (Details) - USD ($)
$ in Thousands
9 Months Ended 12 Months Ended
Sep. 30, 2019
Dec. 31, 2018
Property, Plant and Equipment [Line Items]    
Property and equipment, gross $ 5,416 $ 5,359
Less accumulated depreciation 3,804 3,710
Property and equipment, net 1,612 1,649
Depreciation expense 94 161
Building and improvements    
Property, Plant and Equipment [Line Items]    
Property and equipment, gross 3,431 3,378
Electronic data processing equipment    
Property, Plant and Equipment [Line Items]    
Property and equipment, gross 1,508 1,504
Furniture and fixtures    
Property, Plant and Equipment [Line Items]    
Property and equipment, gross $ 477 $ 477