Accrued Expenses (Tables)

9 Months Ended

Sep. 30, 2019

Payables and Accruals [Abstract]

Summary of Accrued Expenses

Accrued expenses as of September 30, 2019 and December 31, 2018 are comprised of the following (in thousands):

	September 30, 2019		December 31, 2018
Payroll, benefits and related taxes, excluding severance benefits	$	18,523	$	14,548
Withholding tax attributable to intercompany interest income		22,705		20,879
Interest on senior notes		3,444		8,226
Outside service fees		888		935
Others		3,384		1,662
Accrued expenses	$	48,944	$	46,250