Quarterly report pursuant to Section 13 or 15(d)

Basis of Presentation (Narrative) (Details)

v3.10.0.1
Basis of Presentation (Narrative) (Details) - USD ($)
 3 Months Ended 12 Months Ended
Dec. 31, 2018
Sep. 30, 2018
Organization, Consolidation and Presentation of Financial Statements Disclosure and Significant Accounting Policies [Line Items]    
Restricted cash $ 132,000 $ 135,000
Stock issuance costs incurred   190,000
Amortization of deferred issuance costs 27,866  
Unearned revenue 49,095 202,452
Total assets 52,334,960 48,452,639
Cumulative foreign currency translation gain (loss) (600,000) (600,000)
Performance Bond [Member]    
Organization, Consolidation and Presentation of Financial Statements Disclosure and Significant Accounting Policies [Line Items]    
Restricted cash 250,000  
Outside United States [Member]    
Organization, Consolidation and Presentation of Financial Statements Disclosure and Significant Accounting Policies [Line Items]    
Total assets $ 4,600,000 $ 5,200,000
Minimum [Member]    
Organization, Consolidation and Presentation of Financial Statements Disclosure and Significant Accounting Policies [Line Items]    
Credit terms 30 days  
Maximum [Member]    
Organization, Consolidation and Presentation of Financial Statements Disclosure and Significant Accounting Policies [Line Items]    
Credit terms 120 days