Income Taxes (Details 2) - USD ($) $ in Millions	12 Months Ended
	Mar. 28, 2020	Mar. 30, 2019	Mar. 31, 2018	Apr. 01, 2017
Income Tax Disclosure [Abstract]
Effective Income Tax Rate Reconciliation, at Federal Statutory Income Tax Rate, Percent	21.00%	21.00%	31.50%	35.00%
Provision for income taxes at the U.S. federal statutory rate	$ (68.5)	$ (122.3)	$ (154.3)
Change due to:
State and local income taxes, net of federal benefit	(1.5)	(12.4)	(1.6)
Foreign income taxed at different rates, net of U.S. foreign tax credits	24.7	27.6	74.7
Unrecognized tax benefits and settlements of tax examinations	(9.2)	(3.4)	(14.4)
Change in valuation allowance on deferred tax assets	(1.7)	(1.4)	2.5
TCJA enactment-related charges	0.0	(27.6)	(221.4)
Swiss Tax Act benefit	125.3	0.0	0.0
Compensation-related adjustments	(10.7)	(11.6)	(15.4)
Other	(0.5)	(0.5)	3.5
Income tax benefit (provision)	$ 57.9	$ (151.6)	$ (326.4)
Effective tax rate	(17.70%)	26.00%	66.70%