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Stock-based Compensation (Details) - USD ($)
$ in Millions
3 Months Ended 6 Months Ended
Sep. 30, 2017
Oct. 01, 2016
Sep. 30, 2017
Oct. 01, 2016
Summary of the total compensation expense and the associated income tax benefits recognized related to stock-based compensation arrangements        
Compensation expense $ 17.8 $ 14.2 $ 39.4 $ 31.9
Income tax benefit $ (6.7) $ (5.2) (14.6) $ (11.7)
Share-based compensation accelerated expense     $ 2.1