Accumulated Other Comprehensive Income (Loss) (Details 1) - USD ($) $ in Millions	3 Months Ended		6 Months Ended
	Sep. 26, 2020	Sep. 28, 2019	Sep. 26, 2020	Sep. 28, 2019
Reclassification Adjustment out of Accumulated Other Comprehensive Income (Loss) on Derivatives [Line Items]
Cost of goods sold	$ (394.1)	$ (657.2)	$ (532.9)	$ (1,165.2)
Other income (expense), net	1.8	(1.7)	3.9	(5.8)
Income tax provision	(10.0)	(54.5)	34.9	(84.0)
Net income (loss)	(39.1)	182.1	(166.8)	299.2
Designated as Hedging Instrument [Member] | Cash Flow Hedging [Member] | Reclassification out of Accumulated Other Comprehensive Income (Loss) [Member]
Reclassification Adjustment out of Accumulated Other Comprehensive Income (Loss) on Derivatives [Line Items]
Income tax provision	(0.5)	(0.5)	(0.7)	(1.1)
Net income (loss)	4.3	4.1	5.5	9.9
Designated as Hedging Instrument [Member] | Foreign Exchange Forward [Member] | Cash Flow Hedging [Member] | Reclassification out of Accumulated Other Comprehensive Income (Loss) [Member]
Reclassification Adjustment out of Accumulated Other Comprehensive Income (Loss) on Derivatives [Line Items]
Cost of goods sold	4.8	4.4	6.5	10.6
Other income (expense), net	$ 0.0	$ 0.2	$ (0.3)	$ 0.4