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COMMITMENTS AND CONTINGENCIES (Details 1) - USD ($)
$ in Thousands
 12 Months Ended
Dec. 31, 2018
Dec. 31, 2017
Cash paid for amounts included in the mesurement of lease liabilities    
Operating cash flows from operating leases $ 768 $ 694
Operating cash flows from finance leases 157 166
Financing cash flows from finance leases 414 301
Right-of-use assets obtained in exchange for lease obligations:    
Operating leases 664 581
Finance leases $ 622 $ 535
Operating leases (in years) 3 years 3 years
Finance leases (in years) 6 years 7 years
Operating leases (in percent) 6.00% 5.50%
Finance leases (in percent) 6.37% 5.90%