Retirement Plans (Tables)

3 Months Ended

Aug. 25, 2019

Retirement Benefits [Abstract]

Components of Net Periodic Benefit Cost

Components of net periodic benefit cost are as follows:

	Defined Benefit Plans
	Three Months Ended
(in millions)	August 25, 2019			August 26, 2018
Interest cost	$	1.6		$	2.4
Expected return on plan assets	(2.0		)	(2.8		)
Recognized net actuarial loss	0.9			0.6
Net periodic benefit cost	$	0.5		$	0.2

	Postretirement Benefit Plan
	Three Months Ended
(in millions)	August 25, 2019			August 26, 2018
Interest cost	$	0.2		$	0.2
Amortization of unrecognized prior service credit	(1.2		)	(1.2		)
Recognized net actuarial loss	0.4			0.4
Net periodic benefit credit	$	(0.6	)	$	(0.6	)