Annual report pursuant to Section 13 and 15(d)

Income Taxes - Additional Information (Detail)

v3.6.0.2
Income Taxes - Additional Information (Detail) - USD ($)
1 Months Ended
Feb. 22, 2017
Nov. 30, 2015
Dec. 31, 2016
Income Tax [Line Items]      
Net operating loss carryforward     $ 87,000,000
Proceeds from sale of operating loss carryforwards and tax credits   $ 1,183,564  
New Jersey      
Income Tax [Line Items]      
Net operating loss carryforward   15,990,475  
Research and Development      
Income Tax [Line Items]      
Research and development tax credits   $ 289,978  
New Jersey Division of Taxation | Subsequent Event      
Income Tax [Line Items]      
Net operating losses sold $ 18,177,059    
Proceeds from sale of net operating losses 950,000    
State and Local Jurisdiction | Subsequent Event      
Income Tax [Line Items]      
State research and development tax credits sold $ 167,572