STOCK-BASED COMPENSATION - Total Stock-based Compensation to Employees and Non-employees (Detail) - USD ($) $ in Thousands |
12 Months Ended | |
|---|---|---|
Dec. 31, 2015 |
Dec. 31, 2014 |
|
| Share-based Compensation Arrangement by Share-based Payment Award [Line Items] | ||
| Share Based Compensation | $ 2,234 | $ 5,424 |
| Non-employee Compensation Expense | ||
| Share-based Compensation Arrangement by Share-based Payment Award [Line Items] | ||
| Share Based Compensation | 21 | 289 |
| Non-employee Restricted Stock Awards | ||
| Share-based Compensation Arrangement by Share-based Payment Award [Line Items] | ||
| Share Based Compensation | 0 | 3,088 |
| Employee Option Awards | ||
| Share-based Compensation Arrangement by Share-based Payment Award [Line Items] | ||
| Share Based Compensation | $ 2,213 | $ 2,047 |