Employee Equity Incentive Plans (Schedule of Stock-Based Compensation Expense Recognized in our Condensed Consolidated Statements of Income) (Details) - USD ($) $ in Millions	3 Months Ended		9 Months Ended
	Jan. 01, 2021	Jan. 03, 2020	Jan. 01, 2021	Jan. 03, 2020
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Total stock-based compensation expense	$ 21	$ 120	$ 66	$ 270
Income tax benefit for stock-based compensation expense	(5)	(22)	(15)	(51)
Continuing operations
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Total stock-based compensation expense	21	45	65	100
Discontinued operations
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Total stock-based compensation expense	0	75	1	170
Cost of revenues
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Total stock-based compensation expense	0	0	1	1
Sales and marketing
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Total stock-based compensation expense	5	10	14	23
Research and development
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Total stock-based compensation expense	8	6	21	21
General and administrative
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Total stock-based compensation expense	7	20	21	46
Restructuring and other costs
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Total stock-based compensation expense	1	6	9	6
Other income, net
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Total stock-based compensation expense	$ 0	$ 3	$ (1)	$ 3