Note 8 - Derivative Financial Instruments (Detail) - Summary of the Fair Value Amounts of Derivative Instruments (USD $) In Thousands, unless otherwise specified	Mar. 31, 2013	Dec. 31, 2012
Derivatives Designated as Hedging Instruments
Forward Currency Contracts	$ 66
	66
Forward Currency Contracts		9
Interest Rate Swaps	643	764
	643	773
Forward Currency Contracts	176	585
	66
	819	1,358
	$ 753	$ 1,358

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

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Fair values as of the balance sheet date of all assets resulting from contracts that meet the criteria of being accounted for as derivative instruments, net of the effects of master netting arrangements.

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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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