Segment Geographic and Significant Customer Information - Schedule of Financial Information by Segment (Detail) - USD ($) $ in Millions	3 Months Ended
	Jul. 30, 2021	Jul. 31, 2020
Segment Reporting Information [Line Items]
Net revenues	$ 1,458	$ 1,303
Segment cost of revenues	448	417
Segment gross profit	$ 1,010	$ 886
Segment gross margin	69.30%	68.00%
Unallocated cost of revenues	$ 11	$ 14
Gross profit	$ 999	$ 872
Total gross margin	68.50%	66.90%
Operating Segments | Hybrid Cloud Segment
Segment Reporting Information [Line Items]
Net revenues	$ 1,379	$ 1,272
Segment cost of revenues	425	404
Segment gross profit	$ 954	$ 868
Segment gross margin	69.20%	68.20%
Operating Segments | Public Cloud Segment
Segment Reporting Information [Line Items]
Net revenues	$ 79	$ 31
Segment cost of revenues	23	13
Segment gross profit	$ 56	$ 18
Segment gross margin	70.90%	58.10%
Product [Member]
Segment Reporting Information [Line Items]
Net revenues	$ 730	$ 627
Segment cost of revenues	326	305
Product [Member] | Operating Segments | Hybrid Cloud Segment
Segment Reporting Information [Line Items]
Net revenues	730	627
Segment cost of revenues	326	305
Product [Member] | Operating Segments | Public Cloud Segment
Segment Reporting Information [Line Items]
Net revenues	0	0
Segment cost of revenues	0	0
Public Cloud
Segment Reporting Information [Line Items]
Net revenues	79	31
Segment cost of revenues	23	13
Public Cloud | Operating Segments | Hybrid Cloud Segment
Segment Reporting Information [Line Items]
Net revenues	0	0
Segment cost of revenues	0	0
Public Cloud | Operating Segments | Public Cloud Segment
Segment Reporting Information [Line Items]
Net revenues	79	31
Segment cost of revenues	23	13
Support
Segment Reporting Information [Line Items]
Net revenues	578	577
Segment cost of revenues	48	51
Support | Operating Segments | Hybrid Cloud Segment
Segment Reporting Information [Line Items]
Net revenues	578	577
Segment cost of revenues	48	51
Support | Operating Segments | Public Cloud Segment
Segment Reporting Information [Line Items]
Net revenues	0	0
Segment cost of revenues	0	0
Professional and Other Services
Segment Reporting Information [Line Items]
Net revenues	71	68
Segment cost of revenues	51	48
Professional and Other Services | Operating Segments | Hybrid Cloud Segment
Segment Reporting Information [Line Items]
Net revenues	71	68
Segment cost of revenues	51	48
Professional and Other Services | Operating Segments | Public Cloud Segment
Segment Reporting Information [Line Items]
Net revenues	0	0
Segment cost of revenues	$ 0	$ 0