Accounts Payable and Accrued Liabilities (Tables)

12 Months Ended

Dec. 31, 2014

Payables and Accruals [Abstract]

Carrying Value of Accounts Payable and Accrued Liabilities

The carrying values of accounts payable and accrued liabilities were as follows:

	December 31,
	2014		2013
	(In thousands)
Accounts payable	$	272,439	$	199,897
Wages, severance and related taxes		70,256		50,540
Current deferred revenue		45,139		31,371
Accrued rebates		31,506		34,317
Accrued interest		26,741		22,479
Employee benefits		25,158		17,697
Other (individual items less than 5% of total current liabilities)		51,620		42,765
Accounts payable and accrued liabilities	$	522,859	$	399,066