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Note 10 - Derivative Financial Instruments (Details) - Liabilities Measured at Fair Value on a Recurring Basis and the Basis for that Measurement (USD $)
In Thousands, unless otherwise specified
Sep. 30, 2013
Dec. 31, 2012
Assets    
Forward Currency Contracts $ 594  
Total Derivative Assets 594 0
Liabilities    
Forward Currency Contracts   594
Interest Rate Swap 1,336 764
Total Derivative Liabilities 1,336 1,358
Fair Value, Inputs, Level 1 [Member]
   
Assets    
Forward Currency Contracts 0  
Total Derivative Assets 0  
Liabilities    
Forward Currency Contracts   0
Interest Rate Swap 0 0
Total Derivative Liabilities 0 0
Fair Value, Inputs, Level 2 [Member]
   
Assets    
Forward Currency Contracts 594  
Total Derivative Assets 594  
Liabilities    
Forward Currency Contracts   594
Interest Rate Swap 1,336 764
Total Derivative Liabilities 1,336 1,358
Fair Value, Inputs, Level 3 [Member]
   
Assets    
Forward Currency Contracts 0  
Total Derivative Assets 0  
Liabilities    
Forward Currency Contracts   0
Interest Rate Swap 0 0
Total Derivative Liabilities $ 0 $ 0