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Trade Accounts Receivable (Tables)
 6 Months Ended
Jun. 30, 2017
Receivables [Abstract]  
Schedule of Trade Accounts Receivable

Trade accounts receivable consists of the following:

 

    June 30, 2017     December 31, 2016  
Trade accounts receivable   $ 108,806     $ 94,380  
Less: Allowance for doubtful accounts     (2,493 )     (2,083 )
    $ 106,313     $ 92,297  
Schedule of Changes in Allowance for Doubtful Accounts Receivable

The changes in allowances for doubtful accounts for the six months June 30, 2017 and the year ended December 31, 2016 are as follows:

 

    June 30, 2017     December 31, 2016  
Balance at beginning of year   $ 2,083     $ 189  
Provision for bad debts     2,617       4,686  
Allowance from acquired business     1,000       -  
Deductions and write-offs, net of foreign currency adjustment     (3,207 )     (2,792 )
Balance at end of year   $ 2,493     $ 2,083