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Note 21 - Restricted Net Assets (Details) - USD ($)
$ in Thousands
9 Months Ended
Sep. 30, 2015
Dec. 31, 2014
Note 21 - Restricted Net Assets (Details) [Line Items]    
Amount of Restricted Net Assets for Consolidated and Unconsolidated Subsidiaries $ 7,700 $ 7,300
Withholding Tax Rate Pursuant To EIT Law 10.00%  
Preferential Withholding Tax Rate 5.00%  
Retained Earnings (Accumulated Deficit) $ 144 5,222
Statutory Accounting Practices, Retained Earnings Not Available for Dividends 2,607 2,607
PRC Subsidiary and VIEs [Member]    
Note 21 - Restricted Net Assets (Details) [Line Items]    
Retained Earnings (Accumulated Deficit) 26,600 30,800
Statutory Accounting Practices, Retained Earnings Not Available for Dividends $ 2,800 $ 2,800
WFOE [Member]    
Note 21 - Restricted Net Assets (Details) [Line Items]    
Minimum Percentage of Annual After-tax Profit for General Reserve 10.00%  
Minimum Required Reserve as Percent of Registered Capital 50.00%  
Domestic Enterprise [Member]    
Note 21 - Restricted Net Assets (Details) [Line Items]    
Minimum Percentage of Annual After-tax Profit for General Reserve 10.00%  
Minimum Required Reserve as Percent of Registered Capital 50.00%