Defined Benefit Pension Plan (Tables)

9 Months Ended

Sep. 30, 2019

Defined Benefit Pension Plan [Abstract]

Net Pension Cost (Credit)

	Nine Months Ended				Three Months Ended
	September 30,				September 30,
(in thousands)	2019		2018		2019		2018
Service cost	$	951	$	1,027	$	317	$	342
Interest cost		1,339		1,190		446		396
Expected return on plan assets		(2,251)		(2,456)		(750)		(818)
Amortization of net actuarial loss		264		—		88		—
Net pension cost (credit)	$	303	$	(239)	$	101	$	(80)