Note 14 - Leases (Details Textual) - USD ($) $ in Millions	12 Months Ended
	May 29, 2022	May 30, 2021	May 31, 2020
Operating Cost, Accelerated Amount			$ 9.9
Operating Lease, Impairment Loss		$ 2.9	$ 2.9
Warehouse Facility [Member]
Lessee, Lease Payment Not Yet Commenced	$ 270.6
Future Minimum Lease Commitment.	$ 254.3
Lessee, Term of Contract (Year)	20 years