Fair Value of Other Securities - Trading Securities (Details) - USD ($) |
12 Months Ended | ||
|---|---|---|---|
Dec. 31, 2015 |
Dec. 31, 2014 |
Dec. 31, 2013 |
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| Fair Value Disclosures [Abstract] | |||
| Net unrealized loss on trading securities | $ 0 | $ 0 | $ 0 |
| Net realized loss on trading securities | 0 | 0 | (251,213) |
| Total net realized and unrealized loss on trading securities | $ 0 | $ 0 | $ (251,213) |
| X | ||||||||||
- References No definition available.
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| X | ||||||||||
- Definition The sum of the realized and unrealized net gain (loss) on trading securities during the period. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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| X | ||||||||||
- Definition This item represents the gain (loss) realized during the period from the sale of trading securities. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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| X | ||||||||||
- Definition Amount of unrealized holding gain before loss recognized in the income statement for investments in trading securities. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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