Consolidated Statements of Comprehensive Income - USD ($) $ in Millions	3 Months Ended
	Aug. 30, 2020	Aug. 25, 2019
Statement of Comprehensive Income [Abstract]
Net earnings	$ 36.1	$ 170.6
Other comprehensive income (loss):
Foreign currency adjustment	0.2	0.0
Change in fair value of derivatives and amortization of unrecognized gains and losses on derivatives, net of taxes of $0.4 and $(0.2), respectively	4.5	(2.9)
Net unamortized gain (loss) arising during the period, including amortization of unrecognized net actuarial (loss) gain, net of taxes of $0.1 and $0.0, respectively, related to pension and other post-employment benefits	0.4	0.1
Other comprehensive income (loss)	5.1	(2.8)
Total comprehensive income	$ 41.2	$ 167.8