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Goodwill and Intangible Assets - Other Intangible Assets (Details) - USD ($) $ in Thousands | 12 Months Ended
--- | ---
May 31, 2020 | May 26, 2019
Indefinite-lived Intangible Assets [Line Items] |  |
Accumulated Amortization | $ 10,295 | $ 8,453
Intangible Assets, Gross (Excluding Goodwill) | 48,400 | 53,700
Trademarks/tradenames |  |
Indefinite-lived Intangible Assets [Line Items] |  |
Gross Carrying Amount | 26,200 | 30,800
Impairment of intangible assets | 872 | 872
Customer relationships |  |
Indefinite-lived Intangible Assets [Line Items] |  |
Gross Carrying Amount | 22,200 | 22,900
Accumulated Amortization | 9,423 | 7,581
Curation Foods | Eat Smart | Trademarks/tradenames |  |
Indefinite-lived Intangible Assets [Line Items] |  |
Gross Carrying Amount | 9,100 | 9,100
Impairment of intangible assets | $ 872 | 872
Curation Foods | Eat Smart | Customer relationships |  |
Indefinite-lived Intangible Assets [Line Items] |  |
Amortization Period (years) | 12 years |
Gross Carrying Amount | $ 7,500 | 7,500
Accumulated Amortization | 4,663 | 4,087
Curation Foods | O Olive & Vinegar | Trademarks/tradenames |  |
Indefinite-lived Intangible Assets [Line Items] |  |
Gross Carrying Amount | $ 500 | 1,600
Curation Foods | O Olive & Vinegar | Customer relationships |  |
Indefinite-lived Intangible Assets [Line Items] |  |
Amortization Period (years) | 13 years |
Gross Carrying Amount | $ 0 | 700
Accumulated Amortization | 0 | 143
Curation Foods | Yucatan Foods, LP | Trademarks/tradenames |  |
Indefinite-lived Intangible Assets [Line Items] |  |
Gross Carrying Amount | $ 12,400 | 15,900
Curation Foods | Yucatan Foods, LP | Customer relationships |  |
Indefinite-lived Intangible Assets [Line Items] |  |
Amortization Period (years) | 11 years |
Gross Carrying Amount | $ 11,000 | 11,000
Accumulated Amortization | 1,650 | 550
Lifecore | Trademarks/tradenames |  |
Indefinite-lived Intangible Assets [Line Items] |  |
Gross Carrying Amount | $ 4,200 | 4,200
Lifecore | Customer relationships |  |
Indefinite-lived Intangible Assets [Line Items] |  |
Amortization Period (years) | 12 years |
Gross Carrying Amount | $ 3,700 | 3,700
Accumulated Amortization | $ 3,110 | $ 2,801

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