Segment Geographic and Significant Customer Information - Schedule of Financial Information by Segment (Detail) - USD ($) $ in Millions	3 Months Ended	6 Months Ended
Oct. 28, 2022	Oct. 29, 2021	Oct. 28, 2022	Oct. 29, 2021
Segment Reporting Information [Line Items]
Net revenues	$ 1,663	$ 1,566	$ 3,255	$ 3,024
Segment cost of revenues	561	496	1,091	944
Segment gross profit	$ 1,102	$ 1,070	$ 2,164	$ 2,080
Segment gross margin	66.30%	68.30%	66.50%	68.80%
Unallocated cost of revenues	$ 15	$ 11	$ 31	$ 22
Gross profit	$ 1,087	$ 1,059	$ 2,133	$ 2,058
Total gross margin	65.40%	67.60%	65.50%	68.10%
Operating Segments \| Hybrid Cloud Segment
Segment Reporting Information [Line Items]
Net revenues	$ 1,521	$ 1,479	$ 2,981	$ 2,858
Segment cost of revenues	516	471	1,006	896
Segment gross profit	$ 1,005	$ 1,008	$ 1,975	$ 1,962
Segment gross margin	66.10%	68.20%	66.30%	68.60%
Operating Segments \| Public Cloud Segment
Segment Reporting Information [Line Items]
Net revenues	$ 142	$ 87	$ 274	$ 166
Segment cost of revenues	45	25	85	48
Segment gross profit	$ 97	$ 62	$ 189	$ 118
Segment gross margin	68.30%	71.30%	69.00%	71.10%
Product [Member]
Segment Reporting Information [Line Items]
Net revenues	$ 837	$ 814	$ 1,623	$ 1,544
Segment cost of revenues	417	369	812	695
Product [Member] \| Operating Segments \| Hybrid Cloud Segment
Segment Reporting Information [Line Items]
Net revenues	837	814	1,623	1,544
Segment cost of revenues	417	369	812	695
Product [Member] \| Operating Segments \| Public Cloud Segment
Segment Reporting Information [Line Items]
Net revenues	0	0	0	0
Segment cost of revenues	0	0	0	0
Public Cloud
Segment Reporting Information [Line Items]
Net revenues	142	87	274	166
Segment cost of revenues	45	25	85	48
Public Cloud \| Operating Segments \| Hybrid Cloud Segment
Segment Reporting Information [Line Items]
Net revenues	0	0	0	0
Segment cost of revenues	0	0	0	0
Public Cloud \| Operating Segments \| Public Cloud Segment
Segment Reporting Information [Line Items]
Net revenues	142	87	274	166
Segment cost of revenues	45	25	85	48
Support
Segment Reporting Information [Line Items]
Net revenues	607	590	1,205	1,168
Segment cost of revenues	45	48	88	96
Support \| Operating Segments \| Hybrid Cloud Segment
Segment Reporting Information [Line Items]
Net revenues	607	590	1,205	1,168
Segment cost of revenues	45	48	88	96
Support \| Operating Segments \| Public Cloud Segment
Segment Reporting Information [Line Items]
Net revenues	0	0	0	0
Segment cost of revenues	0	0	0	0
Professional and Other Services
Segment Reporting Information [Line Items]
Net revenues	77	75	153	146
Segment cost of revenues	54	54	106	105
Professional and Other Services \| Operating Segments \| Hybrid Cloud Segment
Segment Reporting Information [Line Items]
Net revenues	77	75	153	146
Segment cost of revenues	54	54	106	105
Professional and Other Services \| Operating Segments \| Public Cloud Segment
Segment Reporting Information [Line Items]
Net revenues	0	0	0	0
Segment cost of revenues	$ 0	$ 0	$ 0	$ 0