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Note 15 - Shareholders' Equity (Tables)
 3 Months Ended
Mar. 31, 2015
Stockholders' Equity Note [Abstract]  
Comprehensive Income (Loss) [Table Text Block]
 
Three months ended
March 31,
 
2015
 
2014
Beginning balance
$
(581)
 
$
492 
Other comprehensive (loss) income
 
(174)
   
25 
Equity method affiliates
 
(82)
   
(157)
Net current-period other comprehensive (loss) income
 
(256)
   
(132)
Ending balance
$
(837)
 
$
360