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Equity (Tables)
3 Months Ended
Jun. 30, 2012
Equity  
Schedule of Shareholders' Equity

 

Three months ended June 30,

Six months ended June 30,

              2012 

              2011

              2012 

              2011

Balance at the beginning of the period

   $    40,168 

   $    32,607

   $    39,664 

   $    31,735

Net income during the period

               575 

            1,321

           1,028 

            2,133

Treasury stock purchased

               (92)

                     -

               (92)

                     -

Stock-based compensation

                 60 

                  44

               111 

                  83

Exercise of stock options

                 81 

               696

                 81 

               717

Balance at end of the period

   $    40,792 

   $    34,668

   $    40,792 

   $    34,668