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GENERAL AND ADMINISTRATIVE EXPENSES (Details) - USD ($)
$ in Thousands
 12 Months Ended
Dec. 31, 2018
Dec. 31, 2017
Dec. 31, 2016
General And Administrative Expenses      
Salaries and benefits $ 1,257 $ 1,196 $ 1,159
Office and miscellaneous 300 464 925
Management and consulting fees 354 443 495
Investor relations 402 366 258
Travel and promotion 226 323 359
Professional fees 529 247 172
Directors fees 161 158 166
Regulatory and compliance fees 311 101 243
Depreciation 25 15 12
General and administrative expenses $ 3,565 $ 3,313 $ 3,789