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ACCOUNTS RECEIVABLE
3 Months Ended
Mar. 31, 2020
Receivables [Abstract]  
ACCOUNTS RECEIVABLE ACCOUNTS RECEIVABLE

Accounts receivable consisted of the following (amounts in thousands):
 
March 31,
2020
 
December 31,
2019
Accounts receivable
$
215,633

 
$
188,952

Allowance for doubtful accounts
(3,651
)
 
(3,714
)
Accounts receivable, net
$
211,982

 
$
185,238


Accounts receivable are reduced by an allowance for doubtful accounts for estimated uncollectible accounts receivable, which is based upon historical experience and specific customer collection issues. Accounts are written off against the allowance account when they are determined to no longer be collectible.