Business Restructuring (Tables)

12 Months Ended

Dec. 31, 2015

2014 Restructuring [Member]

Restructuring Cost And Reserve [Line Items]

Reconciliation of Restructuring Liability

The following is a reconciliation of the beginning and ending balances of the restructuring liability:

(In thousands)	Severance Expense
Restructuring liability at December 31, 2014	$	1,722
Amounts paid		(1,695	)
Foreign currency translation		(18	)
Expense adjustment		(9	)
Restructuring liability at December 31, 2015	$	—

2013 Restructuring [Member]

Restructuring Cost And Reserve [Line Items]

Reconciliation of Restructuring Liability

The following is a reconciliation of the beginning and ending balances of the restructuring liability:

(In thousands)	Severance Expense
Restructuring liability at December 31, 2013	$	1,040
Amounts paid		(420	)
Foreign currency translation		(57	)
Restructuring liability at December 31, 2014	$	563
Amounts paid		(464	)
Foreign currency translation		(42	)
Restructuring liability at December 31, 2015	$	57