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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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Organization, Basis of Presentation, and Summary of Significant Accounting Policies - Narrative (Details)				3 Months Ended					6 Months Ended		12 Months Ended
	Jun. 09, 2021 USD ($)	Jun. 01, 2021 USD ($)	Sep. 02, 2020 USD ($) plaintiff	Nov. 28, 2021 USD ($) revenue product	Aug. 29, 2021 USD ($)	Feb. 28, 2021 USD ($)	Nov. 29, 2020 USD ($)	Aug. 30, 2020 USD ($)	Nov. 28, 2021 USD ($) revenue product	Nov. 29, 2020 USD ($)	May 30, 2021 USD ($)	May 31, 2020 USD ($)	May 31, 2021	Nov. 03, 2020 USD ($)	Jul. 15, 2014
Related Party Transaction [Line Items]
Number of product category \| product				2					2
Number of revenue category \| revenue				3					3
Current portion				$ 1,400,000					$ 1,400,000		$ 1,400,000
Noncurrent portion				4,500,000					4,500,000		5,100,000
Cash flow hedge expected to be reclassified within twelve months									500,000
Proceeds from sales of property and equipment									1,082,000	$ 12,885,000
Gain on sale of property									(22,000)	34,000
Impairment of goodwill				32,057,000			$ 0		32,057,000	0
Sale of Investment in non-public company									45,100,000	0
Deferred revenue				1,160,000					1,160,000		1,130,000
Revenue recognized included in the contract liability				0					200,000
Former owner, plaintiff \| plaintiff			1
Insurance recoveries						$ 1,600,000
Eat Smart
Related Party Transaction [Line Items]
Impairment of goodwill				32,100,000					32,100,000
Regulatory Permitting At Tanok Facility In Mexico
Related Party Transaction [Line Items]
Damages sought			$ 10,000,000
Unbilled Revenues
Related Party Transaction [Line Items]
Contract with customer, assets				12,600,000					12,600,000		10,600,000
Deferred revenue				1,300,000					$ 1,300,000		900,000
Minimum
Related Party Transaction [Line Items]
Loss contingency, minimum amount of damages														$ 80,000,000
Minimum \| Customer Relationships
Related Party Transaction [Line Items]
Useful life (in years)									11 years
Maximum \| Customer Relationships
Related Party Transaction [Line Items]
Useful life (in years)									13 years
Salad Dressing Plant In Ontario, California
Related Party Transaction [Line Items]
Impairment of assets held for sale												$ 10,900,000
Proceeds from sales of property and equipment								$ 4,900,000
Gain on sale of property								2,800,000		2,800,000
Manufacturing Operations in Hanover, Pennsylvania
Related Party Transaction [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
Related Party Transaction [Line Items]
Gain on sale of property							0
Proceeds from sale of property held-for-sale										8,000,000
Rock Hill South Carolina Distribution Facility
Related Party Transaction [Line Items]
Impairment of assets held for sale											0
Proceeds from sales of property and equipment	$ 1,100,000
Gain on sale of property	$ 600,000				$ 600,000
Assets held for sale											500,000
Prepaid Expenses and Other Current Assets
Related Party Transaction [Line Items]
Debt issuance costs				700,000					$ 700,000		700,000
Other Assets
Related Party Transaction [Line Items]
Debt issuance costs				$ 2,100,000					$ 2,100,000		2,400,000
Windset
Related Party Transaction [Line Items]
Related accounts receivable											$ 100,000
Cost of product sales \| Windset
Related Party Transaction [Line Items]
Revenue from related parties							$ 100,000			$ 300,000
Windset
Related Party Transaction [Line Items]
Investment ownership percentage													26.90%		26.90%
Sale of Investment in non-public company		$ 45,100,000
Gain (loss) on investment		$ 0
Windset
Related Party Transaction [Line Items]
Ownership percentage													26.90%