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Investment in OC-BVI (Details Textual) (USD $) | 1 Months Ended | 3 Months Ended | 12 Months Ended |  |
--- | --- | --- | --- | --- | ---
Jan. 31, 2013 | Jan. 31, 2010 | Aug. 31, 2009 | Jun. 30, 2012 | Dec. 31, 2009 | Dec. 31, 2012 | Dec. 31, 2011 gal | Dec. 31, 2010 | Dec. 31, 2007 gal | Nov. 01, 2012 | Mar. 04, 2010 gal
Profit sharing income from OC-BVI |  |  |  |  |  | $ 343,454 | $ 0 | $ 0 |  |  |
Equity Method Investment, Ownership Percentage |  |  |  |  |  | 43.50% | 43.50% |  |  |  |
Equity Method Investment, Interest In Profit Percentage |  |  |  |  |  | 45.00% | 45.00% |  |  |  |
Plant Capacity (Gallons) |  |  |  |  |  |  | 1,700,000 |  | 720,000 |  | 600,000
Equity Method Investments, Loan Provided By Parent Company |  |  |  |  |  | 3,000,000 |  |  | 8,000,000 |  |
Equity Method Investments, Annual Principal Payment |  |  |  |  |  | 125,000 |  |  |  |  |
Equity Method Investments, Loan Maturity Date |  |  |  |  |  |  | Aug. 31, 2009 |  |  |  |
Equity Method Investments, Loan Description Of Variable Rate Basis |  |  |  |  |  |  | LIBOR plus 3.5% |  |  |  |
Equity Method Investments, Amended Loan Value |  |  | 2,800,000 |  |  |  |  |  |  |  |
Equity Method Investments, Trade Receivables Converted To Loan |  |  | 800,000 |  |  |  |  |  |  |  |
Equity Method Investments, Loan Description Of Increased Variable Rate Basis |  | LIBOR plus 7.5% | LIBOR plus 5.5% |  |  |  |  |  |  |  |
Equity Method Investments, Balloon Payment |  |  | 1,550,000 |  |  |  |  |  |  |  |
Equity Method Investments, Extended Loan Maturity Date, Month and Year |  |  | Aug. 31, 2011 |  |  |  |  |  |  |  |
Income (Loss) From Equity Method Investments |  |  |  |  |  | 2,121,319 | 838,652 | 1,235,146 |  |  |
Equity Method Investments |  |  |  |  |  | 6,925,346 | 6,634,598 |  |  |  |
Intangible Assets, Net (Excluding Goodwill) |  |  |  |  |  | 1,455,015 | 1,501,824 |  |  |  |
Court Award Amount | 2,000,000 |  |  |  |  | 4,700,000 |  |  |  |  |
Proceeds from Legal Settlements |  |  |  |  | 2,000,000 |  | 1,000,000 | 2,000,000 | 5,000,000 |  |
Legal Settlement |  |  |  | 10,400,000 |  |  |  |  |  |  |
Legal Settlement Remaining Recovery |  |  |  | 5,400,000 |  |  |  |  |  |  |
Increased Legal Settlement Remaining Recovery |  |  |  |  |  |  |  |  |  | 6,700,000 |
Other Income, Baughers Bay Dispute |  |  |  |  |  | 4,688,321 | 1,000,000 |  |  |  |
Ocean Conversion (BVI) Ltd [Member] |  |  |  |  |  |  |  |  |  |  |
Eqity Method Investments Voting Shares Percentage |  |  |  |  |  | 50.00% | 50.00% |  |  |  |
Management Service [Member] |  |  |  |  |  |  |  |  |  |  |
Equity Method Investment, Summarized Financial Information, Revenue |  |  |  |  |  | 470,000 | 317,500 | 656,000 |  |  |
Equity Method Investments |  |  |  |  |  | 6,900,000 | 6,600,000 |  |  |  |
Intangible Assets, Net (Excluding Goodwill) |  |  |  |  |  | 428,000 | 571,000 |  |  |  |
Baughers Bay [Member] |  |  |  |  |  |  |  |  |  |  |
Business Acquisition, Purchase Price Allocation, Plant |  |  |  | $ 1,420,000 |  |  |  |  |  |  |

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