Pension and Postretirement Benefits (Tables)

9 Months Ended

Sep. 30, 2020

Compensation And Retirement Disclosure [Abstract]

Components of Net Periodic Benefit Cost of Pension and Postretirement Benefit Plans

The components of net periodic benefit cost of our pension and postretirement benefit plans for the three months ended September 30, 2020 and 2019 consist of the following:

	Domestic Plans
	Pension Plans						Postretirement Benefit Plans						Foreign Pension Plans
(in thousands)	2020			2019			2020			2019			2020			2019
Service cost	$	—		$	15		$	7		$	13		$	112		$	101
Interest cost		162			209			64			93			87			92
Expected return on plan assets		(74	)		(35	)		—			—			(134	)		(122	)
Amortization of prior service credit		—			—			(36	)		(47	)		—			—
Recognized net actuarial loss		130			96			(26	)		(43	)		48			37
Net periodic benefit cost	$	218		$	285		$	9		$	16		$	113		$	108

The components of net periodic benefit cost of our pension and postretirement benefit plans for the nine months ended September 30, 2020 and 2019 consist of the following:

	Domestic Plans
	Pension Plans						Postretirement Benefit Plans						Foreign Pension Plans
(in thousands)	2020			2019			2020			2019			2020			2019
Service cost	$	—		$	46		$	38		$	48		$	330		$	303
Interest cost		490			646			222			343			254			281
Expected return on plan assets		(109	)		(74	)		—			—			(394	)		(364	)
Amortization of prior service credit		—			—			(109	)		(141	)		—			—
Recognized net actuarial loss		395			302			13			84			138			111
Net periodic benefit cost	$	776		$	920		$	164		$	334		$	328		$	331