SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES (Schedule of Information Relating to Property, Plant and Equipment) (Parenthetical) (Details) |
12 Months Ended |
|---|---|
Dec. 31, 2017 | |
| Minimum [Member] | |
| Property, Plant and Equipment [Line Items] | |
| Useful life of the assets | 5 years |
| Maximum [Member] | |
| Property, Plant and Equipment [Line Items] | |
| Useful life of the assets | 20 years |