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Organization, Basis of Presentation, and Summary of Significant Accounting Policies - Per Share, Employee Savings, Fair Value Measurements Narrative (Details) - USD ($) $ / shares in Units, $ in Thousands, shares in Millions | 12 Months Ended |
--- | --- | ---
May 30, 2021 | May 31, 2020 | May 26, 2019 | May 27, 2018
Organization, Basis of Presentation, and Summary of Significant Accounting Policies [Line Items] |  |  |  |
Weighted average exercise price of common stock (in dollars per share) | $ 11.07 | $ 12.15 | $ 12.94 | $ 13.20
Amount participants are allowed to contribute of their salaries | 50.00% |  |  |
Company contribution to employee contribution plan | $ 2,100 | $ 2,200 | $ 1,800 |
Property and equipment, net | 179,559 | 192,338 |  |
Rock Hill, South Carolina, Distribution Facility |  |  |  |
Organization, Basis of Presentation, and Summary of Significant Accounting Policies [Line Items] |  |  |  |
Asset held for sale | $ 500 |  |  |
Salad dressing plant in Ontario, CA |  |  |  |
Organization, Basis of Presentation, and Summary of Significant Accounting Policies [Line Items] |  |  |  |
Property and equipment, net |  | $ 2,600 |  |
First Three Percent Match |  |  |  |
Organization, Basis of Presentation, and Summary of Significant Accounting Policies [Line Items] |  |  |  |
Company match of contribution plan, percent | 100.00% |  |  |
Percent of employees' gross pay | 3.00% |  |  |
Next Two Percent Match |  |  |  |
Organization, Basis of Presentation, and Summary of Significant Accounting Policies [Line Items] |  |  |  |
Company match of contribution plan, percent | 50.00% |  |  |
Percent of employees' gross pay | 2.00% |  |  |
Restricted Stock Units (RSUs) |  |  |  |
Organization, Basis of Presentation, and Summary of Significant Accounting Policies [Line Items] |  |  |  |
Antdilutive securities outstanding (in shares) | 0.3 | 0.2 |  |
Employee Stock Option |  |  |  |
Organization, Basis of Presentation, and Summary of Significant Accounting Policies [Line Items] |  |  |  |
Antdilutive securities outstanding (in shares) | 1.7 | 1.7 | 1.6 |
Weighted average exercise price of common stock (in dollars per share) | $ 11.36 | $ 12.71 | $ 13.74 |

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- Definition Securities (including those issuable pursuant to contingent stock agreements) that could potentially dilute basic earnings per share (EPS) or earnings per unit (EPU) in the future that were not included in the computation of diluted EPS or EPU because to do so would increase EPS or EPU amounts or decrease loss per share or unit amounts for the period presented. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 260 -SubTopic 10 -Section 50 -Paragraph 1 -Subparagraph (c) -URI http://asc.fasb.org/extlink&oid=124432515&loc=d3e3550-109257 + Details
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