Quarterly report pursuant to Section 13 or 15(d)

Property and Equipment - Schedule of Property and Equipment, Net (Details)

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Property and Equipment - Schedule of Property and Equipment, Net (Details) - USD ($)
Mar. 31, 2018
Dec. 31, 2017
Property Plant And Equipment [Line Items]    
Property and equipment, gross $ 3,667,882 $ 3,270,177
Less: accumulated depreciation and amortization (1,843,460) (1,688,363)
Property and equipment, net 1,824,422 1,581,814
Computers and Computer Equipment    
Property Plant And Equipment [Line Items]    
Property and equipment, gross 1,162,948 936,317
Furniture and Office Equipment    
Property Plant And Equipment [Line Items]    
Property and equipment, gross 171,586 161,434
Manufacturing Equipment and Engineering Tools    
Property Plant And Equipment [Line Items]    
Property and equipment, gross 2,190,366 2,041,238
Leasehold Improvements    
Property Plant And Equipment [Line Items]    
Property and equipment, gross $ 142,982 $ 131,188