Commitments and Contingencies (Details) - USD ($) $ in Millions	Nov. 29, 2020	May 31, 2020
ASU 2016-13
Loss Contingencies [Line Items]
Allowance for credit loss	$ 10.0
Workers Compensation and General Liabilities Accrued
Loss Contingencies [Line Items]
Standby letters of credit	70.5	$ 65.2
Surety Bonds and Other Payments
Loss Contingencies [Line Items]
Standby letters of credit	28.5	44.0
Property Lease Guarantee
Loss Contingencies [Line Items]
Fair value of potential payments discounted at pre-tax cost of capital related to guarantee obligations	102.8	122.4
Property Lease Guarantee \| Maximum
Loss Contingencies [Line Items]
Loss contingency, estimate of possible loss	$ 125.6	$ 151.5

Amount of allowance for credit loss on financing receivable. Excludes allowance for financing receivable covered under loss sharing agreement.

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Fair value portion of guarantee, including, but not limited to, financial standby letter of credit, fair value guarantee, guarantee of collection of scheduled contractual cash flows from financial assets, and contracts that contingently require the guarantor to make payments or perform services.

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