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Note 11 - Significant Customers/Concentration (Details)
9 Months Ended
Sep. 30, 2012
Note 11 - Significant Customers/Concentration (Details) [Line Items]  
Number of Major Customers 4
Major Customer 1 [Member]
 
Note 11 - Significant Customers/Concentration (Details) [Line Items]  
Concentration Risk, Percentage 16.00%
Major Customer 3 [Member]
 
Note 11 - Significant Customers/Concentration (Details) [Line Items]  
Concentration Risk, Percentage 9.00%
Major Customer 2 [Member]
 
Note 11 - Significant Customers/Concentration (Details) [Line Items]  
Concentration Risk, Percentage 9.00%
Major Customer 4 [Member]
 
Note 11 - Significant Customers/Concentration (Details) [Line Items]  
Concentration Risk, Percentage 4.00%