Employee Pension Plans (Tables)

9 Months Ended

Sep. 30, 2019

Employee Pension Plans [Abstract]

Components of Net Periodic Benefit Cost

	Three Months Ended September 30,				Nine Months Ended September 30,
(in thousands)	2019		2018		2019		2018
Interest cost	$	948	$	883	$	2,844	$	2,649
Expected return on plan assets		(1,043)		(1,077)		(3,129)		(3,231)
Amortization of net loss		463		513		1,389		1,539
Other		225		213		675		639
Net periodic benefit cost	$	593	$	532	$	1,779	$	1,596