Segment and Geographic Information (Schedule of Product Revenue Information) (Details) - USD ($) $ in Millions	3 Months Ended
	Jul. 03, 2020	Jul. 05, 2019
Segment Reporting Information [Line Items]
Net revenues	$ 614	$ 650
Consumer security
Segment Reporting Information [Line Items]
Net revenues	363	381
Identity and information protection
Segment Reporting Information [Line Items]
Net revenues	251	255
ID Analytics
Segment Reporting Information [Line Items]
Net revenues	$ 0	$ 14