Financial Instruments (Details 2) - USD ($) $ in Millions	3 Months Ended	6 Months Ended
Sep. 28, 2019	Sep. 29, 2018	Sep. 28, 2019	Sep. 29, 2018
Reclassification of hedge gain (loss) from accumulated OCI into income
Cost of goods sold	$ (657.2)	$ (661.6)	$ (1,165.2)	$ (1,156.5)
Other income (expense), net	(1.7)	0.4	(5.8)	(1.6)
Designated as Hedging Instrument [Member]
Derivative Instruments, Gain (Loss) [Line Items]
Other Comprehensive Income (Loss), Unrealized Gain (Loss) on Derivatives Arising During Period, before Tax	49.8	(4.4)	37.9	60.9
Designated as Hedging Instrument [Member] \| Net Investment Hedging [Member]
Derivative Instruments, Gain (Loss) [Line Items]
Derivative, Excluded Component, Gain (Loss), Recognized in Earnings	4.8	4.8	9.8	9.1
Designated as Hedging Instrument [Member] \| Foreign Exchange Forward [Member] \| Cash Flow Hedging [Member]
Derivative Instruments, Gain (Loss) [Line Items]
Other Comprehensive Income (Loss), Unrealized Gain (Loss) on Derivatives Arising During Period, before Tax	20.0	1.3	15.6	27.4
Designated as Hedging Instrument [Member] \| Reclassification out of Accumulated Other Comprehensive Income (Loss) [Member] \| Foreign Exchange Forward [Member] \| Cash Flow Hedging [Member]
Reclassification of hedge gain (loss) from accumulated OCI into income
Cost of goods sold	4.4	0.7	10.6	(5.5)
Other income (expense), net	0.2	0.7	0.4	2.1
Effective portion [Member] \| Designated as Hedging Instrument [Member] \| Net Investment Hedging [Member]
Derivative Instruments, Gain (Loss) [Line Items]
Other Comprehensive Income (Loss), Unrealized Gain (Loss) on Derivatives Arising During Period, before Tax	27.1	2.8	17.1	40.2
Portion excluded from assessment of hedge effectiveness [Member] \| Designated as Hedging Instrument [Member] \| Net Investment Hedging [Member]
Derivative Instruments, Gain (Loss) [Line Items]
Other Comprehensive Income (Loss), Unrealized Gain (Loss) on Derivatives Arising During Period, before Tax	2.7	(8.5)	5.2	(6.7)
Derivative, Excluded Component, Gain (Loss), Recognized in Earnings	$ 4.8	$ 4.8	$ 9.8	$ 9.1

The aggregate cost of goods produced and sold and services rendered during the reporting period.

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Amount before tax of increase (decrease) in accumulated gain (loss) from derivative instruments designated and qualifying as the effective portion of cash flow hedges and an entity's share of an equity investee's increase (decrease) in deferred hedging gain (loss).

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