Quarterly report pursuant to Section 13 or 15(d)

STOCK-BASED COMPENSATION - Additional Information (Detail)

v3.2.0.727
STOCK-BASED COMPENSATION - Additional Information (Detail) - USD ($)
3 Months Ended 9 Months Ended
Oct. 02, 2014
Jun. 30, 2015
Jun. 30, 2014
Jun. 30, 2015
Jun. 30, 2014
Sep. 30, 2014
Jun. 18, 2013
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]              
Increase In Aggregate Number Of Shares             3,000,000
Share-based compensation arrangement by share-based payment award, options, outstanding, weighted average remaining contractual term       5 years 4 months 10 days      
Share-based compensation arrangements by share-based payment award, options, grants in period, weighted average exercise price       $ 0.19      
Share-based compensation arrangement by share-based payment award, fair value assumptions, expected volatility rate, minimum   76.60%   76.60%      
Share-based compensation arrangement by share-based payment award, fair value assumptions, expected volatility rate, maximum   119.40%   119.40%      
Share-based compensation arrangement by share-based payment award, fair value assumptions, risk free interest rate, minimum   0.25%   0.25%      
Share-based compensation arrangement by share-based payment award, fair value assumptions, risk free interest rate, maximum   2.40%   2.40%      
Share based compensation arrangement by share based payment award fair value assumptions expected forfeiture rate   0.00%   0.00%      
Share-based compensation arrangement by share-based payment award, fair value assumptions, expected dividend rate   0.00%   0.00%      
Share-based compensation arrangement by share-based payment award, number of shares available for grant   1,257,544   1,257,544      
Common Stock, Shares Authorized   300,000,000   300,000,000   300,000,000  
Share-based Compensation Arrangement by Share-based Payment Award, Options, Grants in Period, Gross       2,987,500      
Research and Development Expense              
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]              
Allocated share-based compensation expense   $ 122,342 $ 112,304 $ 396,668 $ 461,312    
General and Administrative Expense              
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]              
Allocated share-based compensation expense   $ 128,013 132,941 $ 462,958 287,287    
Maximum              
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]              
Share-based compensation arrangements by share-based payment award, options, grants in period, weighted average exercise price       $ 0.22      
Share-based compensation arrangement by share-based payment award, fair value assumptions, expected term   10 years   10 years      
Minimum              
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]              
Share-based compensation arrangements by share-based payment award, options, grants in period, weighted average exercise price       $ 0.17      
Share-based compensation arrangement by share-based payment award, fair value assumptions, expected term   1 year   1 year      
Employees And Directors              
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]              
Allocated share-based compensation expense   $ 250,000   $ 859,626      
Share-based Compensation Arrangement by Share-based Payment Award, Options, Grants in Period, Gross       7,254,212      
Consultants              
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]              
Allocated share-based compensation expense     $ 245,000   $ 748,600    
Share-based Compensation Arrangement by Share-based Payment Award, Options, Grants in Period, Gross       4,602,500      
2013 Stock Incentive Plan              
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]              
Employee service share-based compensation, nonvested awards, compensation cost not yet recognized, total   $ 549,278   $ 549,278      
Employee service share-based compensation, nonvested awards, compensation cost not yet recognized, period for recognition       1 year 8 months 19 days      
Common Stock, Shares Authorized 13,114,256           10,231,197
Share-based compensation arrangement by share-based payment award, number of additional shares authorized 2,883,059            
2013 Stock Incentive Plan | Employees And Directors              
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]              
Share-based Compensation Arrangement by Share-based Payment Award, Options, Grants in Period, Gross       1,950,000      
2013 Stock Incentive Plan | Consultants              
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]              
Share-based compensation arrangement by share-based payment award, award vesting period       3 years      
Share-based Compensation Arrangement by Share-based Payment Award, Options, Grants in Period, Gross       1,037,500      
2013 Stock Incentive Plan | Consultants | Maximum              
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]              
Share-based compensation arrangement by share-based payment award, options, outstanding, weighted average remaining contractual term       10 years      
2013 Stock Incentive Plan | Consultants | Minimum              
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]              
Share-based compensation arrangement by share-based payment award, options, outstanding, weighted average remaining contractual term       1 year