|
Significant Customers (Details Textual)
|
12 Months Ended | ||
|---|---|---|---|
|
Dec. 31, 2013
|
Dec. 31, 2012
|
Dec. 31, 2011
|
|
| Revenues attributable to sales [Line Items] | |||
| Total | 50.30% | 64.40% | 68.40% |
|
Telvent [Member] | Grid [Member]
|
|||
| Revenues attributable to sales [Line Items] | |||
| Total | 14.30% | 29.70% | 15.70% |
|
Ebv Avnet [Member] | IIoT [Member]
|
|||
| Revenues attributable to sales [Line Items] | |||
| Total | 14.20% | 8.10% | 9.50% |
|
Enel [Member] | IIoT [Member]
|
|||
| Revenues attributable to sales [Line Items] | |||
| Total | 13.70% | 4.80% | 4.50% |
|
Duke [Member] | Grid [Member]
|
|||
| Revenues attributable to sales [Line Items] | |||
| Total | 5.80% | 13.70% | 27.20% |
|
Eltel [Member] | Grid [Member]
|
|||
| Revenues attributable to sales [Line Items] | |||
| Total | 2.30% | 8.10% | 11.50% |