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Basis of Presentation and Summary of Significant Accounting Policies (Details Textual) - USD ($)
 3 Months Ended
Mar. 31, 2017
Dec. 31, 2016
Sep. 30, 2016
Jan. 08, 2016
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]        
Deferred offering costs   $ 200,000    
Goodwill $ 6,929,258 6,929,258    
Impairment of goodwill 0      
Cumulative-effect adjustment [1]   0    
RES-529        
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]        
Intangible assets, net (excluding goodwill)       $ 8,600,000
Goodwill       6,900,000
Impairment of intangible assets 0      
RES-440        
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]        
Intangible assets, net (excluding goodwill)     $ 0 $ 1,000,000
Fair Value, Inputs, Level 3        
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]        
Convertible debt, fair value disclosures $ 3,500,000 2,600,000    
Accounting Standards Update 2016-09        
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]        
Cumulative-effect adjustment   $ (1,000)    
[1] In 2017, the Company adopted provisions of ASU 2016-09, Improvements to Employee Share Based Payment Accounting, resulting in a cumulative effect adjustment to Accumulated Deficit and Additional Paid-in Capital for previously unrecognized stock-based compensation expense. See Note 3 for further discussion of the impacts of this standard.