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Other accounts receivable (Tables)
 12 Months Ended
Dec. 31, 2019
Other accounts receivable [Abstract]  
Summary of Other Accounts Receivable
Other accounts receivable as of December 31, 2019 and 2018, are summarized as follows:
 
  
2019
  
2018
 
Recoverable taxes
 
$
306,327
  
$
183,927
 
Services for port, maritime and other operations
  
93,692
   
161,037
 
Employees
  
4,698
   
4,466
 
Insurance claims
  
773
   
12,286
 
Others
  
16,280
   
48,718
 
  
$
421,770
  
$
410,434