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Note 4 - Operating Leases (Tables)
12 Months Ended
Dec. 31, 2012
Operating Leases of Lessee Disclosure [Table Text Block]
 
2013
 
 
2014
 
 
2015
 
 
2016
 
2017
and beyond
$   828
 
$   695
 
$  390
 
$  197
 
$   71