Licensed Technology (Details) - USD ($)  | 
Mar. 31, 2018  | 
Dec. 31, 2017  | 
|---|---|---|
| Licensed technology, net | $ 3,890,000 | $ 3,977,000 | 
| Licensed Technology [Member] | ||
| Licensed technology | 4,608,000 | 4,608,000 | 
| Less accumulated amortization | 718,000 | 631,000 | 
| Licensed technology, net | $ 3,890,000 | $ 3,977,000 | 
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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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- Definition Amount after 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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- Details 
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