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Income Taxes (Operating Loss Carryforwards, Narrative) (Details) | Dec. 31, 2015 USD ($)
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Charitable, Foreign Tax Credit and AMT Carryforward |
Operating Loss Carryforwards [Line Items] |
Recognized carryforward tax asset | $ 200,000
Orphan Drug and Research and Development Tax Credit |
Operating Loss Carryforwards [Line Items] |
Recognized carryforward tax asset | 1,100,000
Federal |
Operating Loss Carryforwards [Line Items] |
Operating loss carryforwards | 44,957,970
Federal | Exercise of NonQualified Stock Options |
Operating Loss Carryforwards [Line Items] |
Operating loss carryforwards | 43,000,000
State |
Operating Loss Carryforwards [Line Items] |
Operating loss carryforwards | 51,030,683
Operating loss carryforwards, amount subject to full valuation allowance | 3,900,000
State | Exercise of NonQualified Stock Options |
Operating Loss Carryforwards [Line Items] |
Operating loss carryforwards | $ 45,100,000

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- Definition Amount of operating loss carryforward, before tax effects, available to reduce future taxable income under enacted tax laws. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 740 -SubTopic 10 -Section 50 -Paragraph 3 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=6907707&loc=d3e32559-109319 + Details
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