EMPLOYEE BENEFIT PLANS AND OTHER POST-RETIREMENT BENEFITS - Fair Value Measurements of Plan Assets - Tabular Disclosure (Details) - Pension Plans - USD ($) $ in Millions	May 29, 2022	May 30, 2021	May 31, 2020
Pension plan assets
Pension plan assets	$ 25.1	$ 28.1	$ 27.2
Level 1
Pension plan assets
Pension plan assets	17.3	19.7
Level 2
Pension plan assets
Pension plan assets	7.8	8.4
Defined Benefit Plan, Cash and Cash Equivalents
Pension plan assets
Pension plan assets	0.1	0.4
Defined Benefit Plan, Cash and Cash Equivalents | Level 1
Pension plan assets
Pension plan assets	0.1	0.4
Defined Benefit Plan, Equity Securities, US
Pension plan assets
Pension plan assets	4.2	4.7
Defined Benefit Plan, Equity Securities, US | Level 2
Pension plan assets
Pension plan assets	4.2	4.7
Defined Benefit Plan, Equity Securities, Non-US
Pension plan assets
Pension plan assets	3.6	3.7
Defined Benefit Plan, Equity Securities, Non-US | Level 2
Pension plan assets
Pension plan assets	3.6	3.7
US Treasury Securities
Pension plan assets
Pension plan assets	17.2	19.3
US Treasury Securities | Level 1
Pension plan assets
Pension plan assets	$ 17.2	$ 19.3