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Fair Value Measurements (Details 1) - USD ($)
$ in Millions
Jun. 29, 2019
Mar. 30, 2019
2.625% Senior Notes [Member]    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Senior Notes, Carrying Value $ 296.2 $ 293.4
3.750% Senior Notes [Member]    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Senior Notes, Carrying Value 395.9 395.7
Fair Value, Inputs, Level 2 [Member] | 2.625% Senior Notes [Member]    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Senior Notes, Fair Value 300.8 299.1
Fair Value, Inputs, Level 2 [Member] | 3.750% Senior Notes [Member]    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Senior Notes, Fair Value $ 423.4 $ 410.0