Industry Segments And Financial Information About Foreign And Domestic Operations (Details) | 3 Months Ended | 12 Months Ended |
Dec. 31, 2015USD ($)segmentcustomer | Dec. 31, 2014USD ($) | Sep. 30, 2015USD ($)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 | |