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Stock-based Compensation (Details 6) - Performance-based restricted stock units [Member] - USD ($)
$ / shares in Units, $ in Millions
12 Months Ended
Mar. 30, 2019
Mar. 31, 2018
Apr. 01, 2017
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]      
Granted, weighted-average grant date fair value $ 129.78 $ 69.40 $ 86.11
Total fair value of awards vested $ 31.8 $ 12.9 $ 24.4