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Pension and Other Postretirement Employee Benefits (Tables)

9 Months Ended

Sep. 30, 2019

General Discussion Of Pension And Other Postretirement Benefits [Abstract]

Components of Net Periodic Cost (Benefit)

The following tables detail the components of net periodic cost (benefit) of our pension plans and other postretirement employee benefits (OPEB):

		Three Months Ended September 30,
		Pension								OPEB
(in thousands)		2019				2018				2019				2018
Service cost		$	1,942			$	2,181			$	93			$	99
Interest cost			4,618				4,344				397				391
Expected return on plan assets			(5,548	)			(5,095	)			—				—
Amortization of prior service cost (credit)			52				46				(2,211	)			(2,219	)
Amortization of actuarial loss			3,374				4,148				253				327
Net periodic cost (benefit)		$	4,438			$	5,624			$	(1,468	)		$	(1,402	)
		Nine Months Ended September 30,
		Pension								OPEB
(Dollars in thousands)		2019				2018				2019				2018
Service cost		$	5,825			$	6,272			$	278			$	242
Interest cost			13,849				12,648				1,191				1,091
Expected return on plan assets			(16,643	)			(14,938	)			—				—
Amortization of prior service cost (credit)			158				139				(6,633	)			(6,658	)
Amortization of actuarial loss			10,122				12,442				760				983
Net periodic cost (benefit)		$	13,311			$	16,563			$	(4,404	)		$	(4,342	)

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- References

No definition available.

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- Definition

Tabular disclosure of one or more of the entity's defined benefit pension plans or one or more other defined benefit postretirement plans, separately for pension plans and other postretirement benefit plans including the entity's schedule of fair value of plan assets for defined benefit or other postretirement plans.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 715
-SubTopic 20
-Section 55
-Paragraph 17
-URI http://asc.fasb.org/extlink&oid=118257860&loc=d3e4179-114921

Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 715
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-URI http://asc.fasb.org/extlink&oid=118255775&loc=d3e2439-114920

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-Publisher FASB
-Name Accounting Standards Codification
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-URI http://asc.fasb.org/extlink&oid=118255775&loc=d3e1928-114920

Reference 4: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
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-Publisher FASB
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-SubTopic 20
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-URI http://asc.fasb.org/extlink&oid=118255775&loc=d3e2417-114920

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