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Notes Payable (Details) (USD $)
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Mar. 31, 2013
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Dec. 31, 2012
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|---|---|---|
| Notes payable | ||
| Total Debt | $ 22,438,404 | $ 21,580,252 |
| Long-term Notes Payable | 22,438,404 | 21,580,252 |
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Revenue Interest Purchase Agreement [Member]
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| Notes payable | ||
| Total Debt | $ 22,438,404 | $ 21,580,252 |
| X | ||||||||||
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- Details
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| X | ||||||||||
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- Definition
Carrying amount of long-term debt, net of unamortized discount or premium, excluding amounts to be repaid within one year or the normal operating cycle, if longer (current maturities). Includes, but not limited to, notes payable, bonds payable, debentures, mortgage loans and commercial paper. Excludes capital lease obligations. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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| X | ||||||||||
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- Definition
Carrying value as of the balance sheet date of notes payable (with maturities initially due after one year or beyond the operating cycle if longer), excluding current portion. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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