Restructuring Programs and Other Separation Costs (Tables)

6 Months Ended

Jun. 30, 2018

Restructuring And Related Activities [Abstract]

Schedule of Restructuring Program Activity

The 2018 and 2017 Restructuring Program activity for the six months ended June 30, 2018 was as follows:

	2018 Restructuring Program		2017 Restructuring Program
Severance and Other Employment Expenses	(In thousands)
Liability as of December 31, 2017	$	—	$	1,234
Payments made		—		(807	)
Costs incurred		1,750		—
Liability as of June 30, 2018	$	1,750	$	427