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Stock-Based Compensation (Tables)
6 Months Ended
Jun. 30, 2012
Stock-Based Compensation [Abstract]  
Restricted stock activity
                 
    Shares     Weighted-
Average
Grant-Date
Fair Value
 

Unvested as of April 1, 2012

    139,901     $ 4.00  

Vested

    (4,000     4.79  
   

 

 

         

Unvested as of June 30, 2012

    135,901     $ 3.98