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SCHEDULE II Valuation and Qualifying Accounts - Additional Information (Details) - USD ($)
$ in Millions
5 Months Ended 7 Months Ended 12 Months Ended
May 27, 2018
Dec. 31, 2017
May 27, 2018
May 28, 2017
May 29, 2016
Valuation and Qualifying Accounts Disclosure [Line Items]          
Reduction in revaluation of deferred tax assets     $ 31.2    
Federal statutory tax rate (as a percent) 21.00% 35.00% 29.30% 35.00% 35.00%
Valuation Allowance of Deferred Tax Assets          
Valuation and Qualifying Accounts Disclosure [Line Items]          
Additions charged to equity     $ 83.3