Earnings (Loss) Per Common Share - Schedule of Antidilutive Securities Excluded from Computation of Earnings Per Share (Detail) - shares
12 Months Ended
Dec. 31, 2015
Dec. 31, 2014
Restricted Stock and Options to Purchase Common Stock [Member]    
Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items]    
Anti-dilutive securities excluded from computation of earnings per share 1,227,957 546,176
Warrants Exercisable into Common Stock [Member]    
Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items]    
Anti-dilutive securities excluded from computation of earnings per share 166,403 162,704