CONSOLIDATED STATEMENTS OF OPERATIONS - USD ($) shares in Millions, $ in Millions	12 Months Ended
	Apr. 24, 2020	Apr. 26, 2019	Apr. 27, 2018
Revenues:
Net revenues	$ 5,412	$ 6,146	$ 5,919
Cost of revenues:
Total cost of revenues	1,789	2,201	2,210
Gross profit	3,623	3,945	3,709
Operating expenses:
Sales and marketing	1,585	1,657	1,706
Research and development	847	827	783
General and administrative	263	278	280
Restructuring charges	21	35	0
Gain on sale or derecognition of assets	(38)	(73)	(218)
Total operating expenses	2,678	2,724	2,551
Income from operations	945	1,221	1,158
Other income (expense), net	(1)	47	41
Income before income taxes	944	1,268	1,199
Provision for income taxes	125	99	1,083
Net income	$ 819	$ 1,169	$ 116
Net income per share:
Basic	$ 3.56	$ 4.60	$ 0.43
Diluted	$ 3.52	$ 4.51	$ 0.42
Shares used in net income per share calculations:
Basic	230	254	268
Diluted	233	259	276
Product [Member]
Revenues:
Net revenues	$ 2,995	$ 3,755	$ 3,525
Cost of revenues:
Total cost of revenues	1,368	1,752	1,738
Software Maintenance [Member]
Revenues:
Net revenues	1,034	946	902
Cost of revenues:
Total cost of revenues	48	35	25
Hardware Maintenance and Other Services [Member]
Revenues:
Net revenues	1,383	1,445	1,492
Cost of revenues:
Total cost of revenues	$ 373	$ 414	$ 447