Quarterly report pursuant to Section 13 or 15(d)

Long term debt - Schedule of Debt and Maturities (Details)

v3.5.0.2
Long term debt - Schedule of Debt and Maturities (Details) - USD ($)
Sep. 30, 2016
Dec. 31, 2015
Debt Instrument [Line Items]    
Total long term debt $ 15,180,755 $ 12,636,763
Less: Current portion of Long Term Debt 3,149,633 2,680,116
Long Term Debt, net of Current Portion 12,031,122 9,956,647
Future minimum loan payments:    
2016 782,049  
2017 3,153,666  
2018 3,170,311  
2019 3,187,808  
2020 1,286,357  
Thereafter 3,600,564  
Total long term debt 15,180,755 12,636,763
Medium-term Notes | Term Loan Agreements    
Debt Instrument [Line Items]    
Total long term debt 10,192,084 11,980,000
Future minimum loan payments:    
Total long term debt 10,192,084 11,980,000
Construction Loans | Equipment Financing Agreements    
Debt Instrument [Line Items]    
Total long term debt 1,493,671 656,763
Future minimum loan payments:    
Total long term debt 1,493,671 $ 656,763
Unsecured Debt | Promissory notes, net    
Debt Instrument [Line Items]    
Total long term debt 3,495,000  
Future minimum loan payments:    
Total long term debt $ 3,495,000