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Treasury Stock and Share Based Awards (Details 1) (USD $)
In Thousands, except Share data, unless otherwise specified
 6 Months Ended
Jun. 30, 2012
Dec. 31, 2011
Stock Options Activity    
Number of Options Outstanding, Beginning Balance 82,166  
Weighted Average Exercise Price, Beginning Balance $ 7.63  
Number of Options, Exercised (200)  
Weighted Average Exercise Price, Exercised $ 7.63  
Number of Options Outstanding, Ending Balance 81,966  
Weighted Average Exercise Price, Ending Balance $ 7.63  
Aggregate Intrinsic, Value $ 1,251   
Number of Options Exercisable at June 30, 2012 81,966  
Weighted Average Exercise Price, Options Exercisable at June 30, 2012 $ 7.63  
Aggregate Intrinsic Value, Options Exercisable at June 30, 2012 $ 1,251