v3.19.2
SIGNIFICANT ACCOUNTING POLICIES - Narrative (Details)
3 Months Ended 6 Months Ended
Jun. 04, 2019
USD ($)
facility
Jun. 30, 2019
USD ($)
Jun. 30, 2018
USD ($)
Jun. 30, 2019
USD ($)
Jun. 30, 2018
USD ($)
Dec. 31, 2018
USD ($)
Accounting Policies [Abstract]            
Accumulated deficit   $ 120,729,000   $ 120,729,000   $ 115,091,000
Impairment charges, finite-lived   0 $ 0 0 $ 0  
Impairment charges, indefinite-lived   0 0 0 0  
Research and development costs   1,234,000 $ 1,115,000 2,447,000 $ 2,333,000  
Business Acquisition [Line Items]            
Operating lease right-of-use asset   75,000   75,000    
Operating lease liability   75,000   75,000    
Orthex            
Business Acquisition [Line Items]            
Operating lease right-of-use asset $ 77,000,000 75,000,000   75,000,000    
Operating lease liability   $ 75,000,000   $ 75,000,000    
Vilex            
Business Acquisition [Line Items]            
Operating lease liability $ 246,000,000          
Vilex and Orthex            
Business Acquisition [Line Items]            
Number of facilities acquired | facility 2