Accrued Liabilities

12 Months Ended

Dec. 31, 2017

Payables And Accruals [Abstract]

Accrued Liabilities

14.  Accrued Liabilities

The composition of accrued liabilities was as follows:

	December 31
(In thousands)	2017		2016
Accrued payroll and benefits	$	58,877	$	66,575
Accrued customer rebates		16,729		18,553
Other accrued liabilities		17,170		25,667
Total accrued liabilities	$	92,776	$	110,795