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Note 5 - Operating Leases (Tables)
12 Months Ended
Dec. 31, 2013
Leases [Abstract]  
Operating Leases of Lessee Disclosure [Table Text Block]
Years Ending
December 31,
 
Amount
(in thousands)
 
       
2014
 
$
1,192
 
2015
   
725
 
2016
   
638
 
2017
   
554
 
2018
   
564
 
Thereafter
   
1,281
 
   
$
4,954