Note 6 - Pension, Postretirement and Postemployment Defined Benefit Plans (Tables)

9 Months Ended

Jun. 26, 2022

Notes Tables

Schedule of Defined Benefit Plans Disclosures [Table Text Block]

PENSION PLANS	Three months ended						Nine months ended
	June 26,			June 27,			June 26,			June 27,
(Thousands of Dollars)	2022			2021			2022			2021
Service cost for benefits earned during the period		287			633			1,030			1,899
Interest cost on projected benefit obligation		2,001			1,787			5,939			5,361
Expected return on plan assets		(4,535	)		(4,672	)		(13,606	)		(14,016	)
Amortization of net loss		(687	)		1,004			(2,633	)		3,013
Amortization of prior service benefit		212			—			424			(1	)
Curtailment gain		—			—			(1,027	)		—
Pension benefit		(2,722	)		(1,248	)		(9,873	)		(3,744	)

POSTRETIREMENT MEDICAL PLANS	Three months ended						Nine months ended
	June 26,			June 27,			June 26,			June 27,
(Thousands of Dollars)	2022			2021			2022			2021
Service cost for benefits earned during the period		27			240			81			690
Interest cost on projected benefit obligation		85			239			255			601
Expected return on plan assets		(263	)		(252	)		(789	)		(756	)
Amortization of net gain		(249	)		(172	)		(747	)		(516	)
Amortization of prior service benefit		(162	)		(162	)		(486	)		(485	)
Curtailment gain		—			—			—			(23,830	)
Postretirement medical benefit		(562	)		(107	)		(1,686	)		(24,296	)