Employee Pension Plans (Tables)

3 Months Ended

Mar. 31, 2017

Employee Pension Plans [Abstract]

Components of Net Periodic Benefit Cost

	Three Months Ended March 31,
(in thousands)	2017		2016
Interest cost	$	975	$	1,053
Expected return on plan assets		(1,088)		(1,203)
Amortization of net loss		456		427
Other		213		150
Net periodic benefit cost	$	556	$	427