(Schedule of Reportable Segment Data) (Details) - USD ($) $ in Millions	3 Months Ended
	Jul. 05, 2019	Jun. 29, 2018
Segment Reporting Information [Line Items]
Net revenues	$ 1,247	$ 1,156
Operating income	157	2
Reportable Segments
Segment Reporting Information [Line Items]
Net revenues	1,247	1,156
Operating income	375	319
Reportable Segments | Enterprise Security
Segment Reporting Information [Line Items]
Net revenues	611	556
Operating income	39	56
Reportable Segments | Consumer Cyber Safety
Segment Reporting Information [Line Items]
Net revenues	636	600
Operating income	$ 336	$ 263