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Note 9 - Supplemental Information (Details) - Summary of the Company’s property and equipment by geographic region: (USD $)
Jun. 30, 2013
Dec. 31, 2012
Note 9 - Supplemental Information (Details) - Summary of the Company’s property and equipment by geographic region: [Line Items]    
Property and equipment $ 1,784,875 $ 1,352,144
Canada [Member]
   
Note 9 - Supplemental Information (Details) - Summary of the Company’s property and equipment by geographic region: [Line Items]    
Property and equipment 1,349,942 1,026,570
United States [Member]
   
Note 9 - Supplemental Information (Details) - Summary of the Company’s property and equipment by geographic region: [Line Items]    
Property and equipment 419,137 306,679
Germany [Member]
   
Note 9 - Supplemental Information (Details) - Summary of the Company’s property and equipment by geographic region: [Line Items]    
Property and equipment $ 15,796 $ 18,895