|
Income Tax (Details 4) (USD $)
In Thousands, unless otherwise specified |
12 Months Ended | ||
|---|---|---|---|
|
Dec. 31, 2014
|
Dec. 31, 2013
|
Dec. 31, 2012
|
|
| Reconciliation of Unrecognized Tax Benefits, Excluding Amounts Pertaining to Examined Tax Returns [Roll Forward] | |||
| Beginning balance | $ 0 | $ 266 | $ 336 |
| Gross decreases due to tax positions in prior periods | 0 | (266) | (70) |
| Gross increases due to current period tax positions | 0 | 0 | 0 |
| Reductions due to expiration of statute of limitations | 0 | 0 | 0 |
| Ending Balance | $ 0 | $ 0 | $ 266 |