Stock-based Compensation - Schedule of Unrecognized Stock-Based Compensation Expense Related to Outstanding Unvested Restricted Stock Unit Awards Expected to be Recognized (Details) $ in Thousands |
12 Months Ended |
|---|---|
|
Dec. 31, 2015
USD ($)
| |
| Disclosure of Compensation Related Costs, Share-based Payments [Abstract] | |
| Weighted average period of recognition of compensation costs | 1 year 10 months 24 days |
| Employee Service Share-based Compensation, Nonvested Awards, Compensation Cost Not yet Recognized [Abstract] | |
| 2016 | $ 83 |
| 2017 | 70 |
| 2018 | 67 |
| 2019 | 63 |
| 2020 | 16 |
| Total | $ 299 |