Segment and Geographic Information (Schedule Of Assets By Geographic Location) (Details) - USD ($) $ in Millions	Apr. 02, 2021	Apr. 03, 2020
Revenues from External Customers and Long-Lived Assets [Line Items]
Total cash, cash equivalents and short-term investments	$ 951	$ 2,263
Property and equipment, net	78	238
Total operating lease assets	76	88
U.S.
Revenues from External Customers and Long-Lived Assets [Line Items]
Total cash, cash equivalents and short-term investments	536	1,345
Property and equipment, net	28	174
Total operating lease assets	55	40
International
Revenues from External Customers and Long-Lived Assets [Line Items]
Total cash, cash equivalents and short-term investments	415	918
Ireland
Revenues from External Customers and Long-Lived Assets [Line Items]
Property and equipment, net	32	34
Germany
Revenues from External Customers and Long-Lived Assets [Line Items]
Property and equipment, net	14	4
Other countries
Revenues from External Customers and Long-Lived Assets [Line Items]
Property and equipment, net	4	26
Total operating lease assets	9	27
India
Revenues from External Customers and Long-Lived Assets [Line Items]
Total operating lease assets	9	11
Japan
Revenues from External Customers and Long-Lived Assets [Line Items]
Total operating lease assets	$ 3	$ 10