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Note 7 - Pension and Other Postretirement Benefits (Tables)

6 Months Ended

Jun. 30, 2021

Notes Tables

Schedule of Costs of Retirement Plans [Table Text Block]

		Pension Benefits								Postretirement Benefits
		Three Months Ended June 30,								Three Months Ended June 30,
		2021				2020				2021				2020
Service cost		$	649			$	659			$	365			$	343
Interest cost			394				555				163				194
Expected return on plan assets			(906	)			(958	)			-				-
Amortization of prior service cost			-				-				(282	)			(282	)
Recognized actuarial loss			544				621				145				77
Settlement loss			1,728				1,904				-				-
Net periodic benefit cost (a)		$	2,409			$	2,781			$	391			$	332

		Pension Benefits								Postretirement Benefits
		Six Months Ended June 30,								Six Months Ended June 30,
		2021				2020				2021				2020
Service cost		$	1,398			$	1,342			$	731			$	686
Interest cost			785				1,091				327				389
Expected return on plan assets			(1,800	)			(1,943	)			-				-
Amortization of prior service cost			-				-				(565	)			(564	)
Recognized actuarial loss			1,059				1,134				290				153
Settlement loss			1,728				3,382				-				-
Net periodic benefit cost (a)		$	3,170			$	5,006			$	783			$	664

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- Definition

Tabular disclosure of the costs related to the various types of retirement plans including defined benefit pension plan cost, defined contribution plan cost, other postretirement benefit plan cost, and net periodic benefit cost.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 715
-SubTopic 20
-Section 50
-Paragraph 1
-URI http://asc.fasb.org/extlink&oid=123447040&loc=d3e1928-114920

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- References

No definition available.

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