Note 18 - Fair Value Measurements - Financial Assets and Liabilities Measured at Fair Value on Recurring Basis (Details) - USD ($) $ in Millions	May 29, 2022	May 30, 2021
Derivative assets	$ 7.0	$ 15.5
Deferred compensation assets	7.5	8.8
Available-for-sale debt securities	7.6	6.6
Total assets	22.1	30.9
Derivative liabilities	2.2	6.9
Deferred compensation liabilities	72.6	81.0
Total liabilities	74.8	87.9
Fair Value, Inputs, Level 1 [Member]
Derivative assets	5.7	13.0
Deferred compensation assets	7.5	8.8
Available-for-sale debt securities	0.0	6.6
Total assets	13.2	28.4
Derivative liabilities	0.0	0.0
Deferred compensation liabilities	72.6	81.0
Total liabilities	72.6	81.0
Fair Value, Inputs, Level 2 [Member]
Derivative assets	1.3	2.5
Deferred compensation assets	0.0	0.0
Available-for-sale debt securities	0.0	0.0
Total assets	1.3	2.5
Derivative liabilities	2.2	6.9
Deferred compensation liabilities	0.0	0.0
Total liabilities	2.2	6.9
Fair Value, Inputs, Level 3 [Member]
Derivative assets	0.0	0.0
Deferred compensation assets	0.0	0.0
Available-for-sale debt securities	7.6	0.0
Total assets	7.6	0.0
Derivative liabilities	0.0	0.0
Deferred compensation liabilities	0.0	0.0
Total liabilities	$ 0.0	$ 0.0