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Note 5 - Derivative Financial Instruments (Detail) - Summary of derivative instruments: (USD $) In Thousands, unless otherwise specified	Mar. 31, 2013	Dec. 31, 2012
Derivative assets:
Deposits and other current assets	$ 27	$ 7
Other assets, net	24	1
	$ 51	$ 8

X

- Definition

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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