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Organization, Basis of Presentation, and Summary of Significant Accounting Policies - Components of Inventories (Details) - USD ($)
$ in Thousands
Aug. 25, 2019
May 26, 2019
Accounting Policies [Abstract]    
Raw materials $ 23,417 $ 23,195
Work in progress 5,985 4,189
Finished goods 25,618 26,748
Total $ 55,020 $ 54,132