Segment Information (Schedule of Reportable Segment Data) (Details) - USD ($) $ in Millions	3 Months Ended
	Jul. 01, 2016	Jul. 03, 2015
Segment Reporting Information [Line Items]
Net revenues	$ 884	$ 912
Operating income	106	83
Operating Segments
Segment Reporting Information [Line Items]
Net revenues	884	912
Operating income	253	275
Operating Segments | Consumer Security
Segment Reporting Information [Line Items]
Net revenues	403	430
Operating income	225	245
Operating Segments | Enterprise Security
Segment Reporting Information [Line Items]
Net revenues	481	482
Operating income	$ 28	$ 30