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Shareholders' Equity
3 Months Ended
Jun. 30, 2011
Equity  
Stockholders' Equity Note Disclosure [Text Block]

 

Three months ended

Six months ended

 

June 30, 2011

June 30, 2010

June 30, 2011

June 30, 2010

Balance at the beginning of the period

 

32,607

29,390

31,735

29,098

Net income during the period

 

1,321

353

2,133

570

Stock based compensation

 

44

85

83

160

Exercise of stock options

 

696

-

717

-

Balance at end of the period

 

34,668

29,828

34,668

29,828