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Investment in Non-public Company - Narrative (Details) - USD ($)			3 Months Ended		6 Months Ended
	Jul. 15, 2014	Feb. 15, 2011	Nov. 24, 2019	Nov. 25, 2018	Nov. 24, 2019	Nov. 25, 2018
Dividend income			$ 281,000	$ 412,000	$ 562,000	$ 825,000
Senior A Preferred Stock
Dividend percentage rate	7.50%
Windset
Investment ownership percentage	26.90%		26.90%		26.90%
Dividend income			$ 300,000	400,000	$ 600,000	800,000
Windset | Other Income
Change in market value of company's investment			200,000	$ 600,000	200,000	$ 1,600,000
Curation Foods | Windset
Payments to acquire investments	$ 11,000,000
Time frame to be paid after anniversary	90 days
Liquidation value of preferred shares			20,100,000		20,100,000
Curation Foods | Windset | Junior Preferred Shares
Preferred stock investment, dividends declared			0		0
Liquidation value of preferred shares			5,100,000		5,100,000
Curation Foods | Windset | Senior A Preferred Stock
Liquidation value of preferred shares			$ 15,000,000		$ 15,000,000
Curation Foods | Windset | Senior A Preferred Stock
Investment In non-public company shares (in shares)		150,000
Payments to acquire investments		$ 15,000,000
Curation Foods | Windset | Common Stock
Investment In non-public company shares (in shares)	68	201
Payments to acquire investments		$ 201
Curation Foods | Windset | Junior Preferred Shares
Investment In non-public company shares (in shares)	51,211

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Change during the period in the market value of an investment in the company.

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The timeframe in which the dividends are to be paid after each anniversary of the execution of the Windset Purchase Agreement.

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The amount of shares in an Investment in a non-public company.

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The percentage of ownership in an investment.

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The dividends declared on the preferred stock held as an investment.

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Amount of dividend income on nonoperating securities.

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Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 220
-SubTopic 10
-Section S99
-Paragraph 2
-Subparagraph (SX 210.5-03.7(a))
-URI http://asc.fasb.org/extlink&oid=115205541&loc=SL114868664-224227

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The cash outflow associated with the purchase of all investments (debt, security, other) during the period.

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Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 230
-SubTopic 10
-Section 45
-Paragraph 13
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