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Note 6 - Other Receivables, Net (Details) - Other Receivables, Net (USD $)
In Thousands, unless otherwise specified
Jun. 30, 2014
Dec. 31, 2013
Note 6 - Other Receivables, Net (Details) - Other Receivables, Net [Line Items]    
Allowance for doubtful accounts $ (961) $ (968)
Other receivables, net 2,603 4,299
Short-term loans to unrelated entities 400 790
Term deposit interest receivable 114 57
Short-term Loan Made for Marketing Campaign [Member]
    
Note 6 - Other Receivables, Net (Details) - Other Receivables, Net [Line Items]    
Other receivables, gross 697 1,636
Disposal of Fixed Assets [Member]
    
Note 6 - Other Receivables, Net (Details) - Other Receivables, Net [Line Items]    
Other receivables, gross 97 98
Disposal of Subsidiaries [Member]
    
Note 6 - Other Receivables, Net (Details) - Other Receivables, Net [Line Items]    
Other receivables, gross 1,186 1,611
Staff Advances [Member]
    
Note 6 - Other Receivables, Net (Details) - Other Receivables, Net [Line Items]    
Other receivables, gross 109 107
Overdue Deposits [Member]
    
Note 6 - Other Receivables, Net (Details) - Other Receivables, Net [Line Items]    
Other receivables, gross $ 961 $ 968