Segment Information (Details 5) - USD ($) $ in Millions	3 Months Ended		6 Months Ended
	Sep. 26, 2020	Sep. 28, 2019	Sep. 26, 2020	Sep. 28, 2019
Revenues from External Customers [Line Items]
Net revenues	$ 1,193.5	$ 1,706.2	$ 1,681.0	$ 3,135.0
Americas [Member]
Revenues from External Customers [Line Items]
Net revenues	597.8	972.6	792.5	1,783.0
Europe Member]
Revenues from External Customers [Line Items]
Net revenues	358.8	478.0	479.7	837.5
Asia [Member]
Revenues from External Customers [Line Items]
Net revenues	236.9	255.6	408.8	514.5
U.S. [Member]
Revenues from External Customers [Line Items]
Net revenues	$ 567.7	$ 911.1	$ 753.8	$ 1,671.0