XML 36 R26.htm IDEA: XBRL DOCUMENT v3.19.2
Accrued Expenses (Tables)
6 Months Ended
Jun. 30, 2019
Payables and Accruals [Abstract]  
Schedule of accrued expenses
Accrued expenses consisted of the following (in thousands):
 
As of June 30, 2019
 
As of December 31, 2018
Compensation
$
12,018

 
$
15,153

Non-income taxes
9,376

 
7,885

Royalty tax withholdings
5,703

 
5,618

Other expenses
26,181

 
22,729

Total accrued expenses
$
53,278

 
$
51,385