Segment, Geographic, and Significant Customer Information - Schedule of Financial Information by Segment (Details) - USD ($) $ in Millions	12 Months Ended
	Apr. 26, 2024	Apr. 28, 2023	Apr. 29, 2022
Segment Reporting Information [Line Items]
Net revenues	$ 6,268	$ 6,362	$ 6,318
Unallocated cost of revenues	63	66	50
Gross profit	$ 4,433	$ 4,209	$ 4,220
Total gross margin	70.70%	66.20%	66.80%
Product [Member]
Segment Reporting Information [Line Items]
Net revenues	$ 2,849	$ 3,049	$ 3,284
Segment cost of revenues	1,131	1,511	1,541
Support
Segment Reporting Information [Line Items]
Net revenues	2,488	2,419	2,344
Segment cost of revenues	195	181	184
Professional and Other Services
Segment Reporting Information [Line Items]
Net revenues	320	319	294
Segment cost of revenues	243	211	205
Public Cloud
Segment Reporting Information [Line Items]
Net revenues	611	575	396
Segment cost of revenues	203	184	118
Operating Segments
Segment Reporting Information [Line Items]
Segment cost of revenues	1,772	2,087	2,048
Segment gross profit	$ 4,496	$ 4,275	$ 4,270
Segment gross margin	71.70%	67.20%	67.60%
Operating Segments | Hybrid Cloud Segment
Segment Reporting Information [Line Items]
Net revenues	$ 5,657	$ 5,787	$ 5,922
Segment cost of revenues	1,569	1,903	1,930
Segment gross profit	$ 4,088	$ 3,884	$ 3,992
Segment gross margin	72.30%	67.10%	67.40%
Operating Segments | Hybrid Cloud Segment | Product [Member]
Segment Reporting Information [Line Items]
Net revenues	$ 2,849	$ 3,049	$ 3,284
Segment cost of revenues	1,131	1,511	1,541
Operating Segments | Hybrid Cloud Segment | Support
Segment Reporting Information [Line Items]
Net revenues	2,488	2,419	2,344
Segment cost of revenues	195	181	184
Operating Segments | Hybrid Cloud Segment | Professional and Other Services
Segment Reporting Information [Line Items]
Net revenues	320	319	294
Segment cost of revenues	243	211	205
Operating Segments | Hybrid Cloud Segment | Public Cloud
Segment Reporting Information [Line Items]
Net revenues	0	0	0
Segment cost of revenues	0	0	0
Operating Segments | Public Cloud Segment
Segment Reporting Information [Line Items]
Net revenues	611	575	396
Segment cost of revenues	203	184	118
Segment gross profit	$ 408	$ 391	$ 278
Segment gross margin	66.80%	68.00%	70.20%
Operating Segments | Public Cloud Segment | Product [Member]
Segment Reporting Information [Line Items]
Net revenues	$ 0	$ 0	$ 0
Segment cost of revenues	0	0	0
Operating Segments | Public Cloud Segment | Support
Segment Reporting Information [Line Items]
Net revenues	0	0	0
Segment cost of revenues	0	0	0
Operating Segments | Public Cloud Segment | Professional and Other Services
Segment Reporting Information [Line Items]
Net revenues	0	0	0
Segment cost of revenues	0	0	0
Operating Segments | Public Cloud Segment | Public Cloud
Segment Reporting Information [Line Items]
Net revenues	611	575	396
Segment cost of revenues	$ 203	$ 184	$ 118