Note 8 - Derivative Financial Instruments (Detail) - Summary of the Fair Value Amounts of Derivative Instruments (USD $) In Thousands	Jun. 30, 2011	Dec. 31, 2010
Derivatives Designated as Hedging Instruments
Forward Currency Contracts	$ 53
Total Assets	53
Forward Currency Contracts	173	142
Total Liabilities	4	16
Interest Rate Swaps	124	202
Total Liabilities	293	328
Total Derivative Assets	53
Total Derivative Liabilities	297	344
Total Net Derivative Liability	244	344
Derivatives Designated AsHedging Instruments [Member]
Derivatives Designated as Hedging Instruments
Forward Currency Contracts	169	126
Derivatives Not Designatedas Hedging Instruments [Member]
Derivatives Designated as Hedging Instruments
Forward Currency Contracts	53
Forward Currency Contracts	$ 4	$ 16

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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 values as of the balance sheet date of all liabilities 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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This element represents the portion of the balance sheet assertion valued at fair value by the entity whether such amount is presented as a separate caption or as a parenthetical disclosure. Additionally, this element may be used in connection with the fair value disclosures required in the footnote disclosures to the financial statements. The element may be used in both the balance sheet and disclosure in the same submission. This item represents contracts related to the exchange of different currencies, including foreign currency options, forward (delivery or nondelivery) contracts, and swaps entered into and existing as of the balance sheet date.

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

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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 derivative liabilities designated as foreign currency fair value 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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