Note 12 - Pension and Postretirement Benefits (Tables)

3 Months Ended

Aug. 27, 2023

Notes Tables

Schedule of Defined Benefit Plans Disclosures [Table Text Block]

	Pension Plans
	Thirteen Weeks Ended
	August 27, 2023			August 28, 2022
Service cost	$	1.5		$	1.6
Interest cost		36.7			31.0
Expected return on plan assets		(35.8	)		(36.5	)
Amortization of prior service cost		0.4			0.4
Pension cost (benefit) — Company plans		2.8			(3.5	)
Pension cost (benefit) — multi-employer plans		2.1			2.2
Total pension cost (benefit)	$	4.9		$	(1.3	)

	Postretirement Plans
	Thirteen Weeks Ended
	August 27, 2023			August 28, 2022
Interest cost		0.6			0.5
Amortization of prior service cost (benefit)		(0.4	)		(0.4	)
Recognized net actuarial gain		(1.2	)		(1.1	)
Total postretirement cost (benefit)	$	(1.0	)	$	(1.0	)