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Income Taxes (Details) - USD ($)
$ in Millions
3 Months Ended 9 Months Ended
Aug. 25, 2019
Aug. 26, 2018
Aug. 25, 2019
Aug. 26, 2018
Income Tax Disclosure [Abstract]        
Effective income tax rate 18.00% 7.40% 16.70% 48.40%
Decrease in discrete tax benefit (percent) 4.80%      
Decrease in discrete tax benefit $ 6.5      
One-time tax charge (percent)   5.10%   36.00%
One-time tax charge related the impact of the Tax Act   $ 7.1   $ 129.6
Tax benefit from exercising of employee stock based compensation (percent)   3.40%    
Tax benefit from exercising of employee stock based compensation   $ 4.7    
Remeasurement of deferred tax assets and liabilities (percent)       25.00%
Remeasurement of deferred tax assets and liabilities       $ 91.5
Transition charges on undistributed foreign earnings (percent)       11.00%
Transition charges on undistributed foreign earnings       $ 38.1