Annual report pursuant to Section 13 and 15(d)

Net Loss per Share - Antidilutive Securities Excluded from Computation of Diluted Earnings Per Share (Detail)

v3.6.0.2
Net Loss per Share - Antidilutive Securities Excluded from Computation of Diluted Earnings Per Share (Detail) - shares
12 Months Ended
Dec. 31, 2016
Dec. 31, 2015
Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items]    
Total potentially dilutive securities outstanding 10,719,011 3,734,694
Dilutive securities 8,663,206 2,608,695
Employee Stock Option [Member]    
Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items]    
Total potentially dilutive securities outstanding 331,584  
Dilutive securities 0  
Convertible Debt Securities [Member]    
Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items]    
Total potentially dilutive securities outstanding 8,619,624 2,608,695
Dilutive securities 8,619,624 2,608,695
Warrant [Member]    
Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items]    
Total potentially dilutive securities outstanding 1,389,378 100,000
Dilutive securities 43,582 0
Restricted Stock [Member]    
Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items]    
Total potentially dilutive securities outstanding 378,425 1,025,999
Dilutive securities 0 0