Employer Sponsored Benefit Plans (Tables)

6 Months Ended

Jun. 30, 2018

Retirement Benefits [Abstract]

Schedule of the Components of Net Periodic Benefit Cost for the Domestic Pension Plan

The following is a summary of the components of net periodic benefit cost, which is recorded in other expense, net, for the domestic pension plan for the quarters and six months ended June 30, 2018 and 2017:

	Quarter Ended   June 30,						Six Months Ended   June 30,
In thousands	2018			2017			2018			2017
Components of net periodic benefit cost
Interest cost	$	470		$	514		$	940		$	1,029
Expected return on assets	(650		)	(594		)	(1,300		)	(1,188		)
Amortization of actuarial loss	256			273			512			546
Net periodic benefit cost	$	76		$	193		$	152		$	387