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Debt (Details) - USD ($)
Sep. 30, 2016
Sep. 30, 2015
Debt [Line Items]    
Total Debt $ 6,301,000 $ 4,990,000
Less current portion (2,477,000) (1,568,000)
Less convertible notes (3,085,000) (2,123,000)
Long term portion 739,000 1,299,000
Less unamortized debt issuance costs (3,000) (12,000)
Long term portion less unamortized debt issuance costs 736,000 1,287,000
Convertible Notes Payable [Member]    
Debt [Line Items]    
Total Debt 3,085,000 2,123,000
Middlesex Savings Bank [Member]    
Debt [Line Items]    
Total Debt 0 1,455,000
Middlesex Savings Bank [Member] | 4.52% Term Note Payable [Member]    
Debt [Line Items]    
Total Debt 1,790,000 0
Ayer Industrial Development Finance Authority [Member]    
Debt [Line Items]    
Total Debt 158,000 175,000
Massachusetts Development Finance Agency [Member]    
Debt [Line Items]    
Total Debt 168,000 237,000
Masschusetts Capital Resource Corporation [Member]    
Debt [Line Items]    
Total Debt 957,000 1,000,000
Leaf Capital Funding, LLC [Member] | 14.59% Note Payable [Member]    
Debt [Line Items]    
Total Debt 100,000 0
Leaf Capital Funding, LLC [Member] | 8.70% Note Payable [Member]    
Debt [Line Items]    
Total Debt $ 43,000 $ 0