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Related Party Transactions (Details) - USD ($)
6 Months Ended
Jun. 30, 2019
Jun. 30, 2018
Dec. 31, 2018
Related Party Transactions (Textual)      
Revenues from transactions with related party $ 290,581 $ 337,065  
Marketing-related payments 975 $ 11,358  
Accounts receivable, related parties $ 3,120   $ 16,283