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Significant Accounting Policies (Tables)
12 Months Ended
Dec. 31, 2018
Accounting Policies [Abstract]  
Allowance for Doubtful Accounts

The following table sets forth our allowance for doubtful accounts (in thousands):

 

Allowance for doubtful accounts receivable

 

January 1, 2016

   $ 2,486  

Charged to costs and expenses

     2,928  

Charged to other accounts (1)

     435  

Deductions (2)

     (2,452
  

 

 

 

December 31, 2016

   $ 3,397  
  

 

 

 

Charged to costs and expenses

     2,834  

Charged to other accounts (1)

     699  

Deductions (2)

     (2,125
  

 

 

 

December 31, 2017

   $ 4,805  
  

 

 

 

Charged to costs and expenses

     2,630  

Charged to other accounts (1)

     675  

Deductions (2)

     (3,025
  

 

 

 

December 31, 2018

   $ 5,085  
  

 

 

 

 

(1)

Recovery of receivables previously written off as bad debt and other

(2)

Write-off of uncollectible accounts receivable