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Summary of Significant Accounting Policies - Valuation of Goodwill and Intangible Assets (Details) - USD ($)
12 Months Ended
Dec. 31, 2016
Dec. 31, 2015
Finite-Lived Intangible Assets [Line Items]    
Intangible assets, net $ 7,628,394 $ 3,905,860
Minimum    
Finite-Lived Intangible Assets [Line Items]    
Finite lived intangible asset, useful life 5 years  
Maximum    
Finite-Lived Intangible Assets [Line Items]    
Finite lived intangible asset, useful life 18 years  
Patents | Minimum    
Finite-Lived Intangible Assets [Line Items]    
Finite lived intangible asset, useful life 8 years  
Patents | Maximum    
Finite-Lived Intangible Assets [Line Items]    
Finite lived intangible asset, useful life 17 years