INVESTMENTS IN JOINT VENTURES - Equity Method Investments - Agreement - Related Party Information (Details) - Equity Method Investee $ in Millions	12 Months Ended
May 31, 2020 USD ($) payment	May 26, 2019 USD ($)
Accounts receivable
Accounts receivable, current	$ 7.1	$ 12.7
Lamb-Weston Meijer v.o.f.
Related Party Transactions
Number of annual payments \| payment	5
Payment received	$ 1.0
Accounts receivable
Accounts receivable	12.0
Accounts receivable, current	1.8
Accounts receivable, noncurrent	$ 10.2

For an unclassified balance sheet, amount of receivables arising from transactions with related parties.

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Balance Type:	debit
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