Annual report pursuant to Section 13 and 15(d)

Subsequent Events (unaudited) - Additional Information (Detail)

v3.3.1.900
Subsequent Events (unaudited) - Additional Information (Detail) - Subsequent Event
Feb. 26, 2016
USD ($)
$ / shares
shares
Stock Options | Two Thousand Sixteen Compensation Plan | Employees and Consultants  
Subsequent Event [Line Items]  
Stock options granted 307,500
Awards valued per share | $ / shares $ 0.86
Options expiration period 10 years
Stock Options | Two Thousand Sixteen Compensation Plan | Existing Employees | Vest on January 2, 2016  
Subsequent Event [Line Items]  
Stock options granted 172,500
Share-based Compensation Arrangement by Share-based Payment Award, Award Vesting Period 48 months
Stock Options | Two Thousand Sixteen Compensation Plan | New Employees | CFO Grant Award Tranche Two  
Subsequent Event [Line Items]  
Stock options granted 135,000
Share-based Compensation Arrangement by Share-based Payment Award, Award Vesting Period 36 months
Percentage on performance optional vesting 25.00%
Restricted Stock Units (RSUs) | President and Chief Executive Officer  
Subsequent Event [Line Items]  
Awards valued per share | $ / shares $ 0.86
Granted 59,523
Maximum performance bonus awarded | $ $ 100,000
Restricted Stock Units (RSUs) | President and Chief Executive Officer | Vest on January 2, 2016  
Subsequent Event [Line Items]  
Percentage on performance optional vesting 50.00%
Restricted Stock Units (RSUs) | President and Chief Executive Officer | CFO Grant Award Tranche Two  
Subsequent Event [Line Items]  
Percentage on performance optional vesting 50.00%
Restricted Stock Units (RSUs) | Two Thousand Sixteen Compensation Plan | Employees and Consultants  
Subsequent Event [Line Items]  
Awards valued per share | $ / shares $ 0.86
Share-based Compensation Arrangement by Share-based Payment Award, Award Vesting Period 48 months
Granted 140,000
Restricted Stock Units (RSUs) | Two Thousand Fifteen Compensation Plan | Employees and Consultants  
Subsequent Event [Line Items]  
Awards valued per share | $ / shares $ 0.86
Granted 388,500