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Organization, Basis of Presentation, and Summary of Significant Accounting Policies - Contract Assets and Liabilities Narrative (Details) - USD ($)
$ in Millions
12 Months Ended
May 26, 2019
May 27, 2018
Accounting Policies [Abstract]    
Contract assets $ 5.6 $ 4.2
Contract liabilities 0.2 $ 2.6
Revenue recognized included in contract liability $ 2.4