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Note 10 - Derivative Financial Instruments (Details) - Summary of the Fair Value Amounts of Derivative Instruments (Significant Observable Inputs (Level 2) [Member], USD $)
In Thousands, unless otherwise specified
Dec. 31, 2013
Dec. 31, 2012
Significant Observable Inputs (Level 2) [Member]
   
Derivatives Designated as Hedging Instruments    
Forward Currency Contracts $ 24 $ 0
Cash Flow Hedge Derivative Instrument Assets at Fair Value 24 0
Forward Currency Contracts 0 9
Interest Rate Swaps 1,220 764
Cash Flow Hedge Derivative Instrument Liabilities at Fair Value 1,220 773
Derivatives Not Designated as Hedging Instruments    
Forward Currency Contracts 752 0
Derivative Instruments Not Designated as Hedging Instruments, Asset, at Fair Value 752 0
Forward Currency Contracts 0 585
Total Derivative Assets 776 0
Total Derivative Liabilities 1,220 1,358
Derivative Assets (Liabilities), at Fair Value, Net $ 444 $ 1,358