Basis of Presentation and Summary of Significant Accounting Policies (Details 1) - USD ($) |
Jun. 30, 2016 |
Dec. 31, 2015 |
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| Brainlab Senior Secured Note Payable [Member] | ||
| Debt Instrument [Line Items] | ||
| Carrying Values | $ 2,000,000 | $ 4,902,331 |
| Estimated Fair Value | 2,000,000 | 4,902,331 |
| 12% Junior Secured Notes Payable 2014 [Member] | ||
| Debt Instrument [Line Items] | ||
| Carrying Values | 3,600,181 | 3,543,594 |
| Estimated Fair Value | 3,845,125 | 3,845,125 |
| Junior Secured Notes Payable 2010 [Member] | ||
| Debt Instrument [Line Items] | ||
| Carrying Values | 1,167,211 | 1,007,270 |
| Estimated Fair Value | $ 1,167,211 | $ 2,476,630 |
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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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- Definition Including the current and noncurrent portions, aggregate carrying amount of all types of notes payable, as of the balance sheet date, with initial maturities beyond one year or beyond the normal operating cycle, if longer. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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- Definition Fair value portion of notes payable. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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