Accrued Expenses (Tables)

3 Months Ended

Mar. 31, 2015

Payables and Accruals [Abstract]

Summary of Accrued Expenses

Accrued expenses as of March 31, 2015 and December 31, 2014 are as follows:

	March 31, 2015		December 31, 2014
Payroll, benefits and related taxes, excluding severance benefits	$	20,888	$	18,654
Withholding tax levied on intercompany interest income		28,329		27,497
Interest on senior notes		3,148		7,040
Settlement obligations		7,264		8,976
Outside service fees		7,064		10,640
Others		7,880		8,253
Accrued expenses	$	74,573	$	81,060