SIGNIFICANT ACCOUNTING POLICIES (Narrative) (Details) - $ / shares |
12 Months Ended | ||
|---|---|---|---|
Dec. 31, 2017 |
Dec. 31, 2016 |
Dec. 31, 2015 |
|
| Anti-dilutive securities | 2,290,667 | 2,290,667 | 2,357,334 |
| Percentage of uncertain tax to measure income tax benefit | More than 50% | ||
| Weighted average estimated fair value of employee stock options granted | $ 0.256 | ||
| Equipment [Member] | Minimum [Member] | |||
| Estimated useful life | 3 years | ||
| Equipment [Member] | Maximum [Member] | |||
| Estimated useful life | 5 years | ||