Consolidated Statements of Operations - USD ($) shares in Millions, $ in Millions	3 Months Ended		6 Months Ended
	Jan. 23, 2021	Jan. 25, 2020	Jan. 23, 2021	Jan. 25, 2020
REVENUE:
Total revenue	$ 11,960	$ 12,005	$ 23,889	$ 25,164
COST OF SALES:
Total cost of sales	4,176	4,241	8,524	8,936
GROSS MARGIN	7,784	7,764	15,365	16,228
OPERATING EXPENSES:
Research and development	1,527	1,570	3,139	3,236
Sales and marketing	2,277	2,279	4,494	4,759
General and administrative	484	455	1,028	974
Amortization of purchased intangible assets	39	38	75	74
Restructuring and other charges	234	42	836	226
Total operating expenses	4,561	4,384	9,572	9,269
OPERATING INCOME	3,223	3,380	5,793	6,959
Interest income	161	242	335	515
Interest expense	(113)	(158)	(225)	(336)
Other income (loss), net	(16)	70	33	82
Interest and other income (loss), net	32	154	143	261
INCOME BEFORE PROVISION FOR INCOME TAXES	3,255	3,534	5,936	7,220
Provision for income taxes	710	656	1,217	1,416
NET INCOME	$ 2,545	$ 2,878	$ 4,719	$ 5,804
Net income per share:
Basic (in dollars per share)	$ 0.60	$ 0.68	$ 1.12	$ 1.37
Diluted (in dollars per share)	$ 0.60	$ 0.68	$ 1.11	$ 1.36
Shares used in per-share calculation:
Basic (in shares)	4,223	4,242	4,227	4,244
Diluted (in shares)	4,234	4,260	4,239	4,265
Product
REVENUE:
Total revenue	$ 8,572	$ 8,671	$ 17,159	$ 18,549
COST OF SALES:
Total cost of sales	3,044	3,126	6,250	6,650
Services
REVENUE:
Total revenue	3,388	3,334	6,730	6,615
COST OF SALES:
Total cost of sales	$ 1,132	$ 1,115	$ 2,274	$ 2,286