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

3 Months Ended

Dec. 26, 2021

Notes Tables

Schedule of Defined Benefit Plans Disclosures [Table Text Block]

PENSION PLANS
	December 26,			December 27,
(Thousands of Dollars)	2021			2020
Service cost for benefits earned during the period		456			633
Interest cost on projected benefit obligation		1,936			1,787
Expected return on plan assets		(4,536	)		(4,672	)
Amortization of net (gain) loss		(1,259	)		1,004
Curtailment gain		(1,027	)		—
Pension benefit		(4,430	)		(1,248	)

POSTRETIREMENT MEDICAL PLANS
	December 26,			December 27,
(Thousands of Dollars)	2021			2020
Service cost for benefits earned during the period		27			210
Interest cost on projected benefit obligation		85			123
Expected return on plan assets		(263	)		(252	)
Amortization of net gain		(249	)		(172	)
Amortization of prior service benefit		(162	)		(161	)
Curtailment gain		—			(23,830	)
Postretirement medical benefit		(562	)		(24,082	)