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Note 16 - Shareholders' Equity (Tables) (Accumulated Translation Adjustment [Member])
 9 Months Ended
Sep. 30, 2014
Accumulated Translation Adjustment [Member]
  
Note 16 - Shareholders' Equity (Tables) [Line Items]  
Schedule of Accumulated Other Comprehensive Income (Loss) [Table Text Block]
 
Three months ended
September 30,
 
Nine months ended
September 30,
 
2014
 
2013
 
2014
 
2013
                       
Beginning balance
$
629
 
$
373
 
$
492
 
$
1,174 
Other comprehensive (loss) income
 
(600)
   
76
   
(313)
   
(477)
Equity method affiliates
 
(76)
   
241
   
(226)
   
(7)
Net current-period other comprehensive (loss) income
 
(676)
   
317
   
(539)
   
(484)
Ending balance
$
(47)
 
$
690
 
$
(47)
 
$
690