Note 10 - Derivative Financial Instruments (Details) - Summary of the Fair Value Amounts of Derivative Instruments (USD $) In Thousands, unless otherwise specified	Dec. 31, 2014	Dec. 31, 2013
Significant Observable Inputs (Level 2) [Member]
Derivatives Designated as Hedging Instruments
Forward Currency Contracts	$ 26	$ 24
Cash Flow Hedge Derivative Instrument Assets at Fair Value	26	24
Forward Currency Contracts		0
Interest Rate Swaps	729	1,220
Cash Flow Hedge Derivative Instrument Liabilities at Fair Value	729	1,220
Derivatives Not Designated as Hedging Instruments
Forward Currency Contracts	62	752
Derivative Instruments Not Designated as Hedging Instruments, Asset, at Fair Value	62	752
Forward Currency Contracts	0	0
Derivative Assets (Liabilities), at Fair Value, Net	641	444
Fair Value, Measurements, Recurring [Member]
Derivatives Not Designated as Hedging Instruments
Total Derivative Assets	88
Foreign Currency Contract, Asset, Fair Value Disclosure	88
Total Derivative Liabilities	729	1,220
Interest Rate Derivative Liabilities, at Fair Value	729	1,220
Fair Value, Measurements, Recurring [Member] \| Significant Observable Inputs (Level 2) [Member]
Derivatives Not Designated as Hedging Instruments
Total Derivative Assets	88
Foreign Currency Contract, Asset, Fair Value Disclosure	88	776
Total Derivative Liabilities	729	1,220
Interest Rate Derivative Liabilities, at Fair Value	$ 729	$ 1,220

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- Definition

Fair value of all asset derivatives designated as cash flow hedging instruments.

+ References

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-Publisher FASB

-Name Accounting Standards Codification

-Topic 815

-SubTopic 10

-Section 50

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Fair value of all liability derivatives designated as cash flow hedging instruments.

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Fair value, after the effects of master netting arrangements, of a financial asset or other contract with one or more underlyings, notional amount or payment provision or both, and the contract can be net settled by means outside the contract or delivery of an asset. Includes assets not subject to a master netting arrangement and not elected to be offset.

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-SubTopic 10

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-Subparagraph (a)

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Fair values as of the balance sheet date of the net amount of all assets and liabilities resulting from contracts that meet the criteria of being accounted for as derivative instruments.

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Fair value as of the balance sheet date of derivative instrument not designated as hedging instrument and classified as an asset.

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Fair value, after the effects of master netting arrangements, of a financial liability or contract with one or more underlyings, notional amount or payment provision or both, and the contract can be net settled by means outside the contract or delivery of an asset. Includes liabilities not subject to a master netting arrangement and not elected to be offset.

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Fair value as of the balance sheet date of all foreign currency derivative assets designated as cash flow hedging instruments.

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Fair value as of the balance sheet date of all foreign currency derivative liabilities designated as cash flow hedging instruments.

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Fair value portion of asset contracts related to the exchange of different currencies, including, but not limited to, foreign currency options, forward contracts, and swaps.

+ References

No definition available.

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Fair value as of the balance sheet date of all foreign currency derivative assets not designated as hedging instruments.

+ References

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Fair value as of the balance sheet date of all foreign currency derivative liabilities not designated as hedging instruments.

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Fair value as of the balance sheet date of all interest rate derivative liabilities designated as cash flow hedging instruments.

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Fair value as of the balance sheet date of interest rate derivative liabilities, which includes all such derivative instruments in hedging and nonhedging relationships that are recognized as liabilities.

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