Organization, Basis of Presentation, and Summary of Significant Accounting Policies - Disaggregation of Revenue (Details) - USD ($) $ in Thousands	3 Months Ended
	Aug. 29, 2021	Aug. 30, 2020
Segment Reporting Information [Line Items]
Net sales	$ 128,788	$ 135,643
Curation Foods
Segment Reporting Information [Line Items]
Net sales	106,836	113,839
Curation Foods | Fresh packaged salads and vegetables
Segment Reporting Information [Line Items]
Net sales	89,496	96,179
Curation Foods | Avocado products
Segment Reporting Information [Line Items]
Net sales	16,962	17,017
Curation Foods | Technology
Segment Reporting Information [Line Items]
Net sales	378	643
Lifecore
Segment Reporting Information [Line Items]
Net sales	21,952	21,804
Lifecore | Contact development and manufacturing organization
Segment Reporting Information [Line Items]
Net sales	17,789	16,488
Lifecore | Fermentation
Segment Reporting Information [Line Items]
Net sales	$ 4,163	$ 5,316