PROPERTY AND EQUIPMENT (Details) - USD ($) $ in Thousands |
Dec. 31, 2017 |
Dec. 31, 2016 |
|---|---|---|
| Property, Plant and Equipment: | ||
| Cost | $ 1,853 | $ 1,673 |
| Accumulated depreciation | 1,461 | 1,376 |
| Depreciated cost | 392 | 297 |
| Office furniture and equipment [Member] | ||
| Property, Plant and Equipment: | ||
| Cost | 73 | 73 |
| Accumulated depreciation | 23 | 18 |
| Computer software and electronic equipment [Member] | ||
| Property, Plant and Equipment: | ||
| Cost | 189 | 182 |
| Accumulated depreciation | 176 | 166 |
| Laboratory equipment [Member] | ||
| Property, Plant and Equipment: | ||
| Cost | 875 | 702 |
| Accumulated depreciation | 552 | 492 |
| Leasehold improvements [Member] | ||
| Property, Plant and Equipment: | ||
| Cost | 716 | 716 |
| Accumulated depreciation | $ 710 | $ 700 |