Quarterly report pursuant to Section 13 or 15(d)

Commitments (Details Textual)

v3.7.0.1
Commitments (Details Textual)
1 Months Ended 6 Months Ended 12 Months Ended
Jun. 30, 2015
USD ($)
Mar. 31, 2017
USD ($)
Mar. 31, 2016
USD ($)
Aug. 31, 2014
USD ($)
Aug. 31, 2013
USD ($)
Sep. 30, 2016
USD ($)
Sep. 30, 2016
EUR (€)
Sep. 30, 2014
USD ($)
Aug. 14, 2002
USD ($)
Other Commitments [Line Items]                  
Rent expense on lease agreements   $ 119,000 $ 116,000            
Milestone payment       $ 100,000          
Royalty expense   0 200,000            
Equity Method Investments   66,695       $ 66,695      
Joint venture agreement [Member]                  
Other Commitments [Line Items]                  
Equity Method Investments Committed Capital | €             € 120,000    
Equity Method Investment, Ownership Percentage           30.00% 30.00%    
Equity Method Investments           $ 67,000      
Director and Officer [Member] | Royalty Agreements [Member]                  
Other Commitments [Line Items]                  
Royalty percentage of gross receipts over base amount                 5.00%
Gross receipt base amount for royalty calculation                 $ 500,000
Royalty expense     200,000            
Licensing Agreements [Member]                  
Other Commitments [Line Items]                  
License costs       $ 200,000 $ 25,000        
Annual license fee               $ 20,000  
Patent cost reimbursement   12,000 $ 11,000            
401(k) Retirement Savings Plan [Member]                  
Other Commitments [Line Items]                  
Employer contributions   $ 32,000              
Employee vesting percentage   100.00%              
Annual non-elective safe harbor employer contribution   3.00%              
Agreements With Contract Manufacturing Organizations And Consultants [Member]                  
Other Commitments [Line Items]                  
Purchase obligations   $ 235,000              
Agreements To Pay Time And Materials To Contractors [Member]                  
Other Commitments [Line Items]                  
Purchase obligations   $ 27,000              
Three buildings and facilities used in its operations [Member]                  
Other Commitments [Line Items]                  
Lease agreement, contract term     5 years            
Lease agreement, renewal term     5 years            
Facilities used for executive offices and laboratories [Member]                  
Other Commitments [Line Items]                  
Lease agreement, renewal term     2 years            
Undeveloped land in Baja, Mexico                  
Other Commitments [Line Items]                  
Lease agreement, contract term     3 years            
Rent prepaid in June 2015 $ 74,606