Pension and Other Post-Retirement Benefit Plans (Tables)

9 Months Ended

Sep. 30, 2020

Retirement Benefits [Abstract]

Schedule of Net Benefit Costs

’s net periodic benefit costs for its defined benefit pension plans and post-retirement healthcare plans for both continuing and discontinued operations are as follows (in thousands):

	Three Months Ended September 30,								Nine Months Ended September 30,
	Pension Plans				Post-Retirement Healthcare Plan				Pension Plans				Post-Retirement Healthcare Plan
	2020		2019		2020		2019		2020		2019		2020		2019
Service cost	$	—	$	—	$	35	$	27	—		—		104		81
Interest cost	6,970		7,825		23		37		20,910		23,474		68		111
Expected return on plan assets	(11,168)		(9,477)		—		—		(33,504)		(28,431)		—		—
Amortization of net loss	941		3,882		31		43		2,823		11,646		93		129
Net periodic benefit (income) loss	$	(3,257)	$	2,230	$	89	$	107	$	(9,771)	$	6,689	$	265	$	321