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Summary of Significant Accounting Policies - Trade Receivables and Credit Policy (Details) (USD $)
Jun. 30, 2014
Dec. 31, 2013
Trade Receivables    
Trade Receivables $ 2,085,330 $ 2,323,522
Other 62,817 74,656
Allowance for doubtful accounts 0 0
Total trade receivables, net $ 2,148,148 $ 2,398,178