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Note 12 - Employee Benefit Plans (Tables)
12 Months Ended
Dec. 31, 2013
Disclosure Text Block Supplement [Abstract]  
Disclosure of Share-based Compensation Arrangements by Share-based Payment Award [Table Text Block]

Year ended December 31,

 

2013

   

2012

 

Shares

      3,692         4,044    
Price per share     $20.88  and  $21.74     $19.44 and $20.88