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Consolidated Statements Of Cash Flows (Parenthetical) - USD ($) | 9 Months Ended
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Sep. 30, 2015 | Sep. 30, 2014
Statement of Cash Flows [Abstract] |  |
Non cash net unrealized loss (gain) on investments, deferred tax benefit (provision) | $ 1,691,188 | $ (410,923)

X
- Definition The amount of deferred tax provision resulting from unrealized gains and losses during the period. + References No definition available. + Details
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Balance Type: | debit
Period Type: | duration

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- References No definition available. + Details
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Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration