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Note 10 - Derivative Financial Instruments (Details) - Summary of the Fair Value Amounts of Derivative Instruments (USD $)
In Thousands, unless otherwise specified
Jun. 30, 2013
Dec. 31, 2012
Derivatives Not Designated as Hedging Instruments    
$ 609  
522 1,358
Other Current Assets [Member] | Fair Value, Inputs, Level 2 [Member]
   
Derivatives Designated as Hedging Instruments    
Forward Currency Contracts 67  
Derivatives Not Designated as Hedging Instruments    
Forward Currency Contracts 542  
Other Current Liabilities [Member] | Fair Value, Inputs, Level 2 [Member]
   
Derivatives Designated as Hedging Instruments    
Forward Currency Contracts   9
Derivatives Not Designated as Hedging Instruments    
Forward Currency Contracts   585
Other Long-Term Liabilities [Member] | Fair Value, Inputs, Level 2 [Member]
   
Derivatives Designated as Hedging Instruments    
Interest Rate Swaps 522 764
Fair Value, Inputs, Level 2 [Member]
   
Derivatives Designated as Hedging Instruments    
67  
522 773
Derivatives Not Designated as Hedging Instruments    
542  
609  
522 1,358
$ 87 $ (1,358)