Quarterly report pursuant to Section 13 or 15(d)

Stock-Based Compensation (Details 4)

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Stock-Based Compensation (Details 4) (USD $)
In Thousands, unless otherwise specified
 6 Months Ended
Jun. 30, 2012
Estimated unamortized compensation expense recognized in future  
For the remaining six months of 2012 $ 640
For year ending December 31, 2013 1,055
For year ending December 31, 2014 720
For year ending December 31, 2015 360
For year ending December 31, 2016 161
For year ending December 31, 2017 25
Total 2,961
Stock Options [Member]
  
Estimated unamortized compensation expense recognized in future  
For the remaining six months of 2012 180
For year ending December 31, 2013 368
For year ending December 31, 2014 361
For year ending December 31, 2015 269
For year ending December 31, 2016 155
For year ending December 31, 2017 25
Total 1,358
Restricted Stock [Member]
  
Estimated unamortized compensation expense recognized in future  
For the remaining six months of 2012 460
For year ending December 31, 2013 687
For year ending December 31, 2014 359
For year ending December 31, 2015 91
For year ending December 31, 2016 6
Total $ 1,603