Note 10 - Derivative Financial Instruments (Details) - Summary of the Fair Value Amounts of Derivative Instruments (Fair Value, Inputs, Level 2 [Member], USD $) In Thousands, unless otherwise specified	Mar. 31, 2014	Dec. 31, 2013
Fair Value, Inputs, Level 2 [Member]
Derivatives Designated as Hedging Instruments
Forward Currency Contracts	$ 67	$ 24
Cash Flow Hedge Derivative Instrument Assets at Fair Value	67	24
Interest Rate Swaps	1,080	1,220
Cash Flow Hedge Derivative Instrument Liabilities at Fair Value	1,080	1,220
Derivatives Not Designated as Hedging Instruments
Forward Currency Contracts	1,056	878
Derivative Instruments Not Designated as Hedging Instruments, Asset, at Fair Value	1,056	878
Derivative Assets (Liabilities), at Fair Value, Net	$ 43	$ (318)