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Stock-Based Compensation (Tables)
9 Months Ended
Sep. 30, 2012
Disclosure of Compensation Related Costs, Share-based Payments [Abstract]  
Schedule of Other Share-based Compensation, Activity [Table Text Block]
Date Number of Shares Price Per Share Grant Date Fair Value
January 18, 2012  10,835 $8.69 $ 94
May 10, 2012  1,667 $12.99 $ 22