Quarterly report pursuant to Section 13 or 15(d)

Credit Risk and Concentrations (Details Textual)

v2.4.0.8
Credit Risk and Concentrations (Details Textual) (Accounts Receivable [Member])
3 Months Ended
Mar. 31, 2014
Customer B [Member]
Mar. 31, 2014
Customer D [Member]
Mar. 31, 2013
Customer C [Member]
Mar. 31, 2013
Customer E [Member]
Concentration Risk [Line Items]        
Concentration risk, percentage 16.00% 10.00% 27.00% 10.00%