Annual report pursuant to Section 13 and 15(d)

Concentration of Risk (Details Textual)

v3.10.0.1
Concentration of Risk (Details Textual)
12 Months Ended
Dec. 31, 2018
Dec. 31, 2017
Sales Revenue, Net [Member]    
Concentration Risk, Percentage 77.00% 81.00%
Sales Revenue, Net [Member] | Customer A [Member]    
Concentration Risk, Percentage 63.00% 65.00%
Sales Revenue, Net [Member] | Customer B [Member]    
Concentration Risk, Percentage 14.00% 16.00%
Accounts Receivable [Member]    
Concentration Risk, Percentage 10.00%  
Accounts Receivable [Member] | Customer One [Member]    
Concentration Risk, Percentage   100.00%