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Accounts Receivable (Tables)
9 Months Ended
Sep. 30, 2019
Receivables [Abstract]  
Schedule of Accounts Receivable
Accounts receivable consist of the following:
As of September 30, 2019As of December 31, 2018
Accounts receivable$67,162  $90,675  
Allowance for doubtful accounts(2,454) (1,748) 
Total$64,708  $88,927