Annual report pursuant to Section 13 and 15(d)

Related-Party Transactions - Additional Information (Detail)

v3.6.0.2
Related-Party Transactions - Additional Information (Detail) - USD ($)
12 Months Ended
Dec. 31, 2016
Dec. 31, 2015
Dec. 31, 2014
Chief Executive Officer      
Related Party Transaction [Line Items]      
Note to employee     $ 266,282
Forgiveness of note to employee   $ 266,282  
Additional expense related to loan forgiveness to employee   236,414  
GEN3 Partners      
Related Party Transaction [Line Items]      
Professional services expensed $ 0 $ 0 $ 9,000