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v3.3.1.900

Related Party Transactions (Details Textual) - USD ($) |  | 1 Months Ended | 12 Months Ended
--- | --- | --- | ---
Feb. 04, 2015 | Feb. 08, 2016 | Feb. 25, 2014 | Jul. 19, 2012 | Dec. 31, 2015 | Dec. 31, 2014
Related Party Transaction [Line Items] |  |  |  |  |  |
Operating Leases, Rent Expense |  |  |  |  | $ 475,665 | $ 638,320
Accounts Payable, Trade, Current |  |  |  |  | 5,689,056 | 5,831,736
Net Income (Loss) Attributable to Parent |  |  |  |  | (2,252,301) | (4,523,731)
Interest Paid |  |  |  |  | $ 266,546 | 295,363
Equity Method Investment Ownership Percentage Description |  |  |  |  | The General Partner receives a one percent ownership interest of the Fund, and is paid 2% carried interest on assets under management by the Fund, and 20% of net earnings before distributions to the limited partners. |
NTR Loan Agreement [Member] |  |  |  |  |  |
Related Party Transaction [Line Items] |  |  |  |  |  |
Debt Instrument, Issuance Date |  |  |  | Jul. 19, 2012 |  |
Line of Credit Facility, Maximum Borrowing Capacity |  |  |  | $ 7,500,000 |  |
Line of Credit Facility, Interest Rate at Period End |  |  |  | 2.00% |  |
Debt Instrument, Maturity Date | Aug. 01, 2017 |  | Aug. 01, 2015 | Aug. 01, 2014 |  |
Long-term Line of Credit |  |  |  |  | $ 2,303,359 | 2,303,359
Interest Paid |  |  |  |  | 45,810 | 46,019
Loan Agreement [Member] | Subsequent Event [Member] |  |  |  |  |  |
Related Party Transaction [Line Items] |  |  |  |  |  |
Debt Conversion, Converted Instrument, Shares Issued |  | 6,079,154 |  |  |  |
Debt Instrument, Convertible, Conversion Price |  | $ 0.394 |  |  |  |
Debt Instrument, Convertible, Threshold Percentage of Stock Price Trigger |  | 15.00% |  |  |  |
Corporate Office [Member] |  |  |  |  |  |
Related Party Transaction [Line Items] |  |  |  |  |  |
Operating Leases, Rent Expense |  |  |  |  | 50,500 | 52,500
Elemetal [Member] |  |  |  |  |  |
Related Party Transaction [Line Items] |  |  |  |  |  |
Due to Related Parties |  |  |  |  | 4,176,037 | 3,721,144
Due from Related Parties |  |  |  |  | 169,136 | 34,343
Interest Paid |  |  |  |  | $ 187,888 | $ 182,723
Elemetal [Member] | Sales [Member] |  |  |  |  |  |
Related Party Transaction [Line Items] |  |  |  |  |  |
Concentration Risk, Percentage |  |  |  |  | 24.00% | 23.00%
Elemetal [Member] | Purchases [Member] |  |  |  |  |  |
Related Party Transaction [Line Items] |  |  |  |  |  |
Concentration Risk, Percentage |  |  |  |  | 26.00% | 26.00%
Elemetal [Member] | Loan Agreement [Member] | Subsequent Event [Member] |  |  |  |  |  |
Related Party Transaction [Line Items] |  |  |  |  |  |
Debt Conversion, Converted Instrument, Shares Issued |  | 2,538,071 |  |  |  |
Debt Instrument, Convertible, Conversion Price |  | $ 0.394 |  |  |  |
Carbon Fund One [Member] |  |  |  |  |  |
Related Party Transaction [Line Items] |  |  |  |  |  |
Revenue from Related Parties |  |  |  |  |  | $ 37,148
Related Party Transaction, Purchases from Related Party |  |  |  |  | $ 5,665 | 152,328
Accounts Payable, Trade, Current |  |  |  |  |  | 136,755
Net Income (Loss) Attributable to Parent |  |  |  |  | $ 1,334 | $ 35,190
NTR Metals, LLC [Member] | Loan Agreement [Member] | Subsequent Event [Member] |  |  |  |  |  |
Related Party Transaction [Line Items] |  |  |  |  |  |
Debt Conversion, Converted Instrument, Amount |  | $ 2,500,000 |  |  |  |
Debt Conversion, Converted Instrument, Shares Issued |  | 6,345,177 |  |  |  |
Debt Instrument, Convertible, Conversion Price |  | $ 0.394 |  |  |  |
Debt Instrument, Convertible, Threshold Percentage of Stock Price Trigger |  | 15.00% |  |  |  |

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