Basis of Presentation and Revenue Recognition (Tables)

6 Months Ended

Jun. 30, 2013

Basis of Presentation and Revenue Recognition [Abstract]

Percentage of revenue by major customers

For the three and six months ended June 30, 2013 and 2012, the following customer has provided more than 10% of the Company’s consolidated revenue:

	Three Months ended		Six Months ended
	June 30,		June 30,
	2013	2012	2013	2012
Slovenské elektrárne, a.s.	22.4%	4.2%	22.9%	6.1%