Accrued Expenses

9 Months Ended

Sep. 30, 2014

Payables and Accruals [Abstract]

Accrued Expenses

14.    Accrued Expenses

Accrued expenses consist of the following:

	September 30, 2014		December 31, 2013
	(In thousands)
Payroll and benefits	$	80,170	$	75,909
Deferred revenue and customer advances	54,601		44,764
Accrued interest	43,784		21,807
Accrued royalties (Note 18)	43,324		43,324
Income taxes payable	27,017		17,528
Accrued severance plan obligations (Note 16)	11,189		11,197
Acquisition payable (Note 3)	—		17,897
Other accrued expenses	32,534		31,826
Total accrued expenses	$	292,619	$	264,252

Accrued royalties relate to our estimate of royalties due as a result of our pending patent license litigation (Note 18).