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SHARE-BASED COMPENSATION (Details) - USD ($)
$ in Thousands
12 Months Ended
Dec. 31, 2019
Dec. 31, 2018
Dec. 31, 2017
Dec. 31, 2016
Dec. 31, 2015
Apr. 20, 2015
Share-based Compensations [Abstract]            
Number of shares authorized for issuance under the equity incentive plan (in shares) 75,022 42,114 6,597 17,737 70,672 80,000
Share based compensation expense $ 1,200 $ 600        
Unamortized share based compensation expense $ 70          
2015 Equity Incentive Award Plan [Member]            
Share-based Compensations [Abstract]            
Number of shares authorized for issuance under the equity incentive plan (in shares) 160,000          
2015 Equity Incentive Award Plan [Member] | Employees [Member] | Options [Member]            
Share-based Compensations [Abstract]            
Number of options granted for purchase (in shares) 0          
2015 Equity Incentive Award Plan [Member] | Employees [Member] | Restricted Stock Units [Member]            
Share-based Compensations [Abstract]            
Number of options granted for purchase (in shares) 0