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Accounting Policies - Accounting Policies (Detail Narrative)
12 Months Ended
Dec. 31, 2016
USD ($)
Dec. 31, 2015
USD ($)
Foreign currency transaction losses during period $ 75,041 $ 202,587
Allowance for doubtful accounts $ 152,357 104,760
Weighted average intangible assets amortization period 8 years  
Research and development costs during period $ 750,000 690,000
Shipping costs during period 5,388,481 4,597,663
Advertising costs during period $ 1,934,250 $ 1,717,456
Major Customer No. 1    
Net sales to major customers 14.00% 12.00%
Major Customer No. 2    
Net sales to major customers 11.00% 12.00%
Exceeded 10% of Consolidated Net Sales    
Number of major customers 2 2
Minimum Range    
Asset useful life 3 years  
Maximum Range    
Asset useful life 30 years