Segment and Geographic Information (Schedule of Assets by Geographic Location) (Details) - USD ($) $ in Millions	Oct. 02, 2020	Apr. 03, 2020
Revenue from External Customer [Line Items]
Total cash, cash equivalents and short-term investments	$ 1,049	$ 2,263
Total property and equipment, net	75	238
Total operating lease assets	85	88
U.S.
Revenue from External Customer [Line Items]
Total cash, cash equivalents and short-term investments	463	1,345
Total property and equipment, net	37	174
Total operating lease assets	61	40
International
Revenue from External Customer [Line Items]
Total cash, cash equivalents and short-term investments	586	918
Ireland
Revenue from External Customer [Line Items]
Total property and equipment, net	34	34
India
Revenue from External Customer [Line Items]
Total operating lease assets	11	11
Japan
Revenue from External Customer [Line Items]
Total operating lease assets	7	10
Other Countries
Revenue from External Customer [Line Items]
Total property and equipment, net	4	30
Total operating lease assets	$ 6	$ 27