| Licensed Technology (Details 1) - Licensed Technology [Member] - USD ($) | Mar. 31, 2018 | Dec. 31, 2017 | 
|---|---|---|
| Amortizable intangible assets [Abstract] | ||
| Gross carrying value | $ 4,608,000 | $ 4,608,000 | 
| Accumulated amortization | $ 718,000 | $ 631,000 | 
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- Definition Accumulated amount of amortization of assets, excluding financial assets and goodwill, lacking physical substance with a finite life. Reference 1: http://www.xbrl.org/2003/role/presentationRef 
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- Definition Amount before amortization of assets, excluding financial assets and goodwill, lacking physical substance with a finite life. Reference 1: http://www.xbrl.org/2003/role/presentationRef 
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- References No definition available. 
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- Details 
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