XML 37 R27.htm IDEA: XBRL DOCUMENT v3.19.2
Accounts Receivable (Tables)
6 Months Ended
Jun. 30, 2019
Accounts and Financing Receivable, after Allowance for Credit Loss [Abstract]  
Schedule of Accounts Receivable
Accounts receivable consist of the following:
 
As of
 
June 30,
2019
 
December 31,
2018
(in thousands)
 
Receivables from contracts with customers, less doubtful accounts of $13,212 and $14,775
$
506,734

 
$
538,021

Other receivables
28,374

 
44,259

 
$
535,108

 
$
582,280