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Note 7 - INVESTMENTS (Details) (USD $)
In Thousands, unless otherwise specified
Dec. 31, 2012
Dec. 31, 2011
Note 7 - Investments Details    
Available-for-sale equity securities      
Held-to-maturity debt securities 2,378   
Short-term investments 2,378   
Held-to-maturity debt securities 360   
Equity securities in privately-held companies (cost method) 642 618
Long-term investments 1,002 618
Total investments $ 3,380 $ 618