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Note 9 - Major Customers and Accounts Receivables (Details)
3 Months Ended
Mar. 31, 2014
Mar. 31, 2013
Sales Revenue, Goods, Net [Member]
   
Note 9 - Major Customers and Accounts Receivables (Details) [Line Items]    
Concentration Risk, Customer two three
Concentration Risk, Percentage 79.00% 61.00%
Accounts Receivable [Member]
   
Note 9 - Major Customers and Accounts Receivables (Details) [Line Items]    
Concentration Risk, Customer two one
Concentration Risk, Percentage 81.00% 50.00%