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Note 1 - Organization and Significant Accounting Policies (Detail) - Accumulated Other Comprehensive Income (USD $)
In Thousands, unless otherwise specified
Dec. 31, 2012
Dec. 31, 2011
Foreign currency translation adjustments $ (384) $ 346
Unrealized gain from marketable securities, net of tax (8) 35
Accumulated Other Comprehensive Income, net of tax $ (392) $ 381