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Accounts Receivable, Net of Allowances for Sales Returns and Doubtful Accounts (Details) - USD ($)
Jun. 30, 2017
Dec. 31, 2016
Receivables [Abstract]    
Trade accounts receivable $ 1,445,003 $ 2,195,391
Less allowances
Total accounts receivable, net $ 1,445,003 $ 2,195,391