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Note 1 - Basis of Presentation and Certain Significant Accounting Policies - Components of Inventory (Details) - USD ($)
Sep. 30, 2015
Dec. 31, 2014
Inventory on hand:    
Finished goods held for sale $ 32,295,201 $ 31,257,820
Raw materials and work in process 1,230,577 1,118,506
Inventory in transit 1,532,234 499,166
$ 35,058,012 $ 32,875,492