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Significant Accounting Policies (Details) (USD $)
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3 Months Ended | |
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Mar. 31, 2014
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Mar. 31, 2013
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| Major components of net realized and unrealized gain on trading securities | ||
| Trading Securities, Unrealized Holding Gain | $ 0 | $ 0 |
| Trading Securities, Realized Gain (Loss) | 0 | 316,063 |
| Total net realized and unrealized gain (loss) on trading securities | $ 0 | $ 316,063 |
| X | ||||||||||
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- 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 | ||||||||||
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- Details
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- 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 | ||||||||||
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- 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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