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Note 6 - Other Receivables, Net (Details) - USD ($)
3 Months Ended
Mar. 31, 2016
Mar. 31, 2015
Dec. 31, 2015
Note 6 - Other Receivables, Net (Details) [Line Items]      
Provision for Doubtful Accounts   $ (220,000)  
Internet Advertising And TV Advertising Contractual Deposit [Member]      
Note 6 - Other Receivables, Net (Details) [Line Items]      
Allowance for Doubtful Accounts Receivable $ 671,000   $ 668,000
Provision for Doubtful Accounts 0 0  
Allowance for Doubtful Accounts [Member] | Internet Advertising And TV Advertising Contractual Deposit [Member]      
Note 6 - Other Receivables, Net (Details) [Line Items]      
Valuation Allowances and Reserves, Additions for Recoveries $ 0 $ 0