Quarterly report pursuant to Section 13 or 15(d)

Accounts Receivable and Concentration of Credit Risk (Narrative) (Details)

v3.10.0.1
Accounts Receivable and Concentration of Credit Risk (Narrative) (Details)
1 Months Ended 3 Months Ended 12 Months Ended
Dec. 27, 2017
USD ($)
Jul. 31, 2018
USD ($)
Dec. 31, 2018
USD ($)
customer
item
Jun. 30, 2018
USD ($)
Dec. 31, 2017
USD ($)
customer
Sep. 30, 2018
USD ($)
customer
Feb. 28, 2018
USD ($)
Average days sales outstanding     61 days        
Current accounts receivable, net     $ 2,487,096     $ 3,972,632  
Minimum [Member]              
Credit terms     30 days        
Maximum [Member]              
Credit terms     120 days        
Assets, Current [Member]              
Number of Customers | customer     0     1  
Accounts Receivable [Member]              
Concentration risk, percentage     65.00%     74.00%  
Number of Customers | customer     2     3  
Total Revenue [Member]              
Concentration risk, percentage     77.00%   59.00%    
Number of Customers | customer     3   3    
Semina [Member]              
Current accounts receivable, net             $ 1,500,000
Payments to settle agreement $ 2,200,000 $ 1,300,000          
Long term trade receivable $ 7,500,000            
Settlement loss on receivables       $ 200,000 $ 3,800,000    
South Africa [Member]              
Credit terms     150 days        
Brazil [Member]              
Number of units ordered | item     15