Share-Based Compensation - Summary of Options Activity (Details 1) - USD ($) |
12 Months Ended | ||
|---|---|---|---|
Dec. 31, 2016 |
Dec. 31, 2015 |
Dec. 31, 2014 |
|
| Shares | |||
| Beginning Balance | 245 | 238 | |
| Granted | 167 | ||
| Exercised | |||
| Forfeited or expired | (40) | (160) | |
| Ending Balance | 205 | 245 | 238 |
| Number of Shares Exercisable, Ending Balance | 153 | 57 | |
| Weighted Average Exercise Price | |||
| Beginning Balance | $ 15,144.00 | $ 29,280.00 | |
| Granted | 2,340.00 | ||
| Exercised | |||
| Forfeited or expired | 4,814.70 | 19,608.00 | |
| Ending Balance | 15,195.77 | 15,144.00 | $ 29,280.00 |
| Weighted Average Exercise Price Exercisable, Ending Balance | $ 15,879.77 | $ 19,446.00 | |
| Weighted Average Remaining Contractual Term (Yrs) | |||
| Outstanding as of end of year | 3 years 6 months | 5 years | 5 years |
| Exercisable as of end of year | 3 years 6 months | 5 years | |
| Aggregate Intrinsic Value | |||
| Outstanding | |||
| Exercisable | |||