Quarterly report pursuant to Section 13 or 15(d)

Industry Segments And Financial Information About Foreign And Domestic Operations (Details)

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Industry Segments And Financial Information About Foreign And Domestic Operations (Details)
 3 Months Ended 12 Months Ended
Dec. 31, 2015
USD ($)
segment
customer
Dec. 31, 2014
USD ($)
Sep. 30, 2015
USD ($)
customer
Revenues from External Customers and Long-Lived Assets [Line Items]      
Number of reportable segments | segment 1    
Net revenues to external customers $ 8,230,659 $ 6,659,206  
Long-Lived Asset $ 1,266,000   $ 1,377,000
Sales Less Than Five Percent [Member]      
Revenues from External Customers and Long-Lived Assets [Line Items]      
Concentration risk, percentage 5.00%    
Sales Exceeding Ten Percent [Member]      
Revenues from External Customers and Long-Lived Assets [Line Items]      
Concentration risk, percentage 10.00%    
Brazil [Member]      
Revenues from External Customers and Long-Lived Assets [Line Items]      
Net revenues to external customers [1] $ 4,755,000 3,502,000  
Zimbabwe [Member]      
Revenues from External Customers and Long-Lived Assets [Line Items]      
Net revenues to external customers [1] 826,000 963,000  
U.S. [Member]      
Revenues from External Customers and Long-Lived Assets [Line Items]      
Net revenues to external customers 815,000 541,000  
Long-Lived Asset $ 114,000   123,000
South Africa [Member]      
Revenues from External Customers and Long-Lived Assets [Line Items]      
Net revenues to external customers [2] 686,000 [1]  
Cameroon [Member]      
Revenues from External Customers and Long-Lived Assets [Line Items]      
Net revenues to external customers [2] $ 488,000  
U.K. [Member]      
Revenues from External Customers and Long-Lived Assets [Line Items]      
Net revenues to external customers [2]  
Long-Lived Asset $ 113,000   120,000
Malaysia [Member]      
Revenues from External Customers and Long-Lived Assets [Line Items]      
Net revenues to external customers [2]  
Long-Lived Asset $ 1,039,000   $ 1,134,000
Other Countries [Member]      
Revenues from External Customers and Long-Lived Assets [Line Items]      
Net revenues to external customers $ 1,835,000 $ 479,000  
Customer One [Member]      
Revenues from External Customers and Long-Lived Assets [Line Items]      
Number of Customers | customer 1   1
Customer One [Member] | Accounts Receivable [Member]      
Revenues from External Customers and Long-Lived Assets [Line Items]      
Concentration risk, percentage 62.00%   46.00%
Single Customer [Member]      
Revenues from External Customers and Long-Lived Assets [Line Items]      
Number of Customers | customer 0   0
Single Customer [Member] | Sales Exceeding Ten Percent [Member]      
Revenues from External Customers and Long-Lived Assets [Line Items]      
Concentration risk, percentage 10.00%   10.00%
Three Customers [Member]      
Revenues from External Customers and Long-Lived Assets [Line Items]      
Number of Customers | customer 2    
Three Customers [Member] | Sales Exceeding Ten Percent [Member]      
Revenues from External Customers and Long-Lived Assets [Line Items]      
Concentration risk, percentage 10.00%    
[1] (1) Exceeds 10 percent of total net revenues
[2] * Less than 5 percent of total net revenues