Accrued Expenses

3 Months Ended

Mar. 31, 2015

Payables and Accruals [Abstract]

Accrued Expenses

13.    Accrued Expenses

Accrued expenses consist of the following:

	March 31, 2015		December 31, 2014
	(In thousands)
Payroll and benefits	$	62,626	$	77,635
Deferred revenue and customer advances	59,171		56,829
Income taxes payable	38,072		31,580
Accrued interest	36,995		15,947
Accrued settlement costs (Note 17)	31,006		32,414
Accrued severance plan obligations (Note 15)	13,809		13,226
Other accrued expenses	30,941		31,366
Total accrued expenses	$	272,620	$	258,997

Accrued settlement costs relate to amounts due as a result of the settlement of previously pending patent license litigation (Note 17).