Significant Customers (Tables)

3 Months Ended

Mar. 31, 2015

Risks and Uncertainties [Abstract]

Revenues attributable to sales to major customers

For the three months endedMarch 31, 2015 and 2014, the percentage of the Company’s revenues attributable to sales made to these customers was as follows:

	Three Months Ended
	March 31,
	2015		2014
Avnet	27.2	%	27.6	%
Enel	8.0	%	14.2	%
Total	35.2	%	41.8	%