Quarterly report pursuant to Section 13 or 15(d)

Related Party Transactions - Additional Information (Detail)

v3.5.0.2
Related Party Transactions - Additional Information (Detail)
1 Months Ended 3 Months Ended 9 Months Ended 12 Months Ended
Sep. 14, 2016
shares
May 25, 2016
shares
Apr. 30, 2014
USD ($)
Jan. 31, 2014
USD ($)
shares
Sep. 30, 2016
USD ($)
$ / shares
shares
Mar. 31, 2016
USD ($)
Sep. 30, 2015
USD ($)
Sep. 30, 2016
USD ($)
$ / shares
shares
Sep. 30, 2015
USD ($)
Dec. 31, 2015
USD ($)
patent
shares
Dec. 31, 2010
USD ($)
Related Party Transaction [Line Items]                      
Warrants outstanding (in shares)         7,145,000     7,145,000   4,432,000  
Shares granted (in shares)               304,000      
Shares issued (in shares) 2,750,000 2,467,820                  
Warrants, number of shares of common stock with right to purchase (in shares) 137,500                    
Consulting agreement period                     3 years
Chairman of the Board                      
Related Party Transaction [Line Items]                      
Warrants outstanding (in shares)         436,079     436,079      
Warrants outstanding per share (usd per share) | $ / shares         $ 15     $ 15      
Compensation for serving as chairman of the board | $       $ 100,000              
Shares granted (in shares)       100,000              
Chairman of the Board | Financial Guarantee                      
Related Party Transaction [Line Items]                      
Warrants outstanding (in shares)         145,778     145,778      
Warrants outstanding per share (usd per share) | $ / shares         $ 15     $ 15      
Equity Dynamics, Inc.                      
Related Party Transaction [Line Items]                      
Agreement with related party, fee | $     $ 10,000                
Agreement with related party, consulting fee | $         $ 30,000   $ 30,000 $ 90,000 $ 60,000    
Due to related party | $         $ 0     $ 0      
Dr. Chaganti                      
Related Party Transaction [Line Items]                      
Shares granted (in shares)               200,000      
Consulting and advisory services fee | $               $ 5,000      
Common stock, shares purchased price per share (usd per share) | $ / shares         $ 15.89     $ 15.89      
Award vesting period               4 years      
Agreement with related party, one-time payment required | $                     $ 50,000
Agreement with related party, percentage of net revenues required to be paid                     1.00%
Number of patents were issued | patent                   1  
Patent expenses | $                   $ 50,000  
Payment for revenue received from license sales | $           $ 50,000          
Consulting and Advisory Agreement                      
Related Party Transaction [Line Items]                      
Non-cash stock-based compensation expense | $         $ 7,125   $ 59,500 $ 32,750 $ 220,625    
Restricted shares of common stock                      
Related Party Transaction [Line Items]                      
Share-based compensation, equity instruments other than options granted (in shares)               275,500      
Restricted shares of common stock | Chairman of the Board                      
Related Party Transaction [Line Items]                      
Share-based compensation, equity instruments other than options granted (in shares)       25,000              
2016 Offerings                      
Related Party Transaction [Line Items]                      
Warrants, number of shares of common stock with right to purchase (in shares) 1,375,000 1,233,910                  
Chairman of the Board                      
Related Party Transaction [Line Items]                      
Shares issued (in shares)   317,820                  
Chairman of the Board | 2016 Offerings                      
Related Party Transaction [Line Items]                      
Warrants, number of shares of common stock with right to purchase (in shares)   158,910