Schedule II - Valuation and Qualifying Accounts (Details) - USD ($) |
12 Months Ended | ||
|---|---|---|---|
Dec. 31, 2015 |
Dec. 31, 2014 |
Dec. 31, 2013 |
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| Valuation and Qualifying Accounts [Abstract] | |||
| Valuation allowance on deferred tax assets, beginning balance | $ (15,324,438) | $ (13,773,409) | $ (9,521,260) |
| Additions (deductions) charged to (from) income tax expense | (1,551,029) | (4,252,149) | |
| Other changes to valuation allowance | 0 | 0 | |
| Valuation allowance on deferred tax assets, ending balance | $ (15,324,438) | $ (13,773,409) | $ (9,521,260) |
| X | ||||||||||
- Definition Total of allowances and reserves, the valuation and qualifying accounts that are either netted against the cost of an asset (in order to value it at its carrying value) or that reflect a liability established to represent expected future costs. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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| X | ||||||||||
- Definition Total of the deductions in a given period to allowances and reserves, the valuation and qualifying accounts that are either netted against the cost of an asset (in order to value it at its carrying value) or that reflect a liability established to represent expected future costs, representing receivables written off as uncollectible and portions of the reserves utilized, respectively. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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| X | ||||||||||
- Definition Amount of increase (decrease) in allowances and reserves, the valuation and qualifying accounts that are either netted against the cost of an asset or that reflect a liability established to represent expected future costs. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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| X | ||||||||||
- References No definition available.
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