Marketable Securities (Narrative) (Details) |
Jun. 30, 2015
USD ($)
item
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Dec. 31, 2014
USD ($)
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|---|---|---|
| Schedule of Available-for-sale Securities [Line Items] | ||
| Fair value | $ 16,013,371 | $ 22,872,051 |
| Unrealized losses | $ 1,628 | $ 33,769 |
| Certificates Of Deposit With Unrealized Losses [Member] | ||
| Schedule of Available-for-sale Securities [Line Items] | ||
| Securities in a loss position | item | 3 | |
| Fair value | $ 719,957 | |
| Unrealized losses | $ 43 | |
| Corporate Bond With Unrealized Losses [Member] | ||
| Schedule of Available-for-sale Securities [Line Items] | ||
| Securities in a loss position | item | 2 | |
| Fair value | $ 2,025,850 | |
| Unrealized losses | $ 1,585 |
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- Definition Available For Sale Securities In Loss Position No definition available.
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- Definition Amount of investment in debt and equity securities categorized neither as held-to-maturity nor trading. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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- Definition Amount before tax of unrealized loss in accumulated other comprehensive income (AOCI) on investments in debt and equity securities classified as available-for-sale. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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- Definition Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table. No definition available.
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- Details
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