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Restructuring Costs - Narrative (Details) - USD ($)		3 Months Ended			12 Months Ended
	Jun. 09, 2021	Aug. 29, 2021	Nov. 29, 2020	Aug. 30, 2020	May 30, 2021	May 31, 2020
Restructuring Cost and Reserve [Line Items]
Proceeds from sales of property and equipment		$ 1,082,000		$ 4,855,000
Gain on sale of property		(16,000)		11,000
Expected restructuring costs		$ 45,000,000
Salad Dressing Plant In Ontario, California
Restructuring Cost and Reserve [Line Items]
Proceeds from sales of property and equipment				4,900,000
Gain on sale of property				2,800,000
Impairment of assets held for sale						$ 10,900,000
Manufacturing Operations in Hanover, Pennsylvania
Restructuring Cost and Reserve [Line Items]
Impairment of assets held for sale				$ 8,800,000
Manufacturing Operations in Hanover, Pennsylvania | Asset reclassification from property and equipment to other current assets
Restructuring Cost and Reserve [Line Items]
Gain on sale of property			$ 0
Rock Hill South Carolina Distribution Facility
Restructuring Cost and Reserve [Line Items]
Proceeds from sales of property and equipment	$ 1,100,000
Gain on sale of property	$ 600,000
Impairment of assets held for sale					$ 0

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Amount of gain (loss) on sale or disposal of property, plant and equipment assets, including oil and gas property and timber property.

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The aggregate amount of write-downs for impairments recognized during the period for long-lived assets held for abandonment, exchange or sale.

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The cash inflow from the sale of long-lived, physical assets that are used in the normal conduct of business to produce goods and services and not intended for resale.

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Amount expected to be recognized in earnings for the specified restructuring cost.

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