Leases (Narrative) (Details) - USD ($) $ in Millions	12 Months Ended
	Mar. 29, 2019	Mar. 30, 2018	Apr. 03, 2020
Property, Plant and Equipment [Line Items]
Rent expense	$ 58	$ 62
Minimum | Facilities
Property, Plant and Equipment [Line Items]
Operating lease, term of contract			1 year
Minimum | Equipment
Property, Plant and Equipment [Line Items]
Operating lease, term of contract			1 year
Minimum | Data Center Co-locations
Property, Plant and Equipment [Line Items]
Operating lease, term of contract			1 year
Maximum | Facilities
Property, Plant and Equipment [Line Items]
Operating lease, term of contract			15 years
Maximum | Equipment
Property, Plant and Equipment [Line Items]
Operating lease, term of contract			6 years
Maximum | Data Center Co-locations
Property, Plant and Equipment [Line Items]
Operating lease, term of contract			6 years