Stock-Based Compensation (Schedule Of Stock-Based Compensation Expense Recognized In Our Consolidated Statements Of Income) (Details) (USD $) In Millions, unless otherwise specified	12 Months Ended
	Apr. 03, 2015	Mar. 28, 2014	Mar. 29, 2013
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Total stock-based compensation expense	$ 195	$ 156	$ 164
Tax benefit associated with stock-based compensation expense	(55)	(45)	(48)
Net stock-based compensation expense	140	111	116
Cost of revenue
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Total stock-based compensation expense	24	19	15
Sales and marketing
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Total stock-based compensation expense	75	59	67
Research and development
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Total stock-based compensation expense	65	48	50
General and administrative
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Total stock-based compensation expense	$ 31	$ 30	$ 32