COMMITMENTS, CONTINGENCIES, GUARANTEES AND LEGAL PROCEEDINGS - Purchase Obligations - Additional Information (Details) - Potato Purchase Supply Agreements - USD ($) $ in Millions	12 Months Ended
May 29, 2022	May 30, 2021	May 31, 2020
Purchase Obligations
Purchase obligation, purchases	$ 717.6	$ 621.4	$ 646.5
Potato Purchase Supply Agreements, Partner Growers
Purchase Obligations
Purchase obligation, purchases	146.6	139.8	$ 142.7
Purchase obligation, advances	$ 28.1	$ 23.9

The amount purchased during the period under an unrecorded unconditional purchase obligation (for example, under the take-or-pay or throughput contract).

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 440
-SubTopic 10
-Section 50
-Paragraph 4
-Subparagraph (d)
-URI https://asc.fasb.org/extlink&oid=123406679&loc=d3e25336-109308

Name:	us-gaap_UnrecordedUnconditionalPurchaseObligationPurchases
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration