Employer Sponsored Benefit Plans (Tables)

3 Months Ended

Mar. 31, 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 ended March 31, 2018 and 2017:

	Quarter Ended   March 31,
In thousands	2018			2017
Components of net periodic benefit cost
Interest cost	$	470		$	514
Expected return on assets	(650		)	(594		)
Amortization of actuarial loss	256			273
Net periodic benefit cost	$	76		$	193