Consolidated Statements of Operations - USD ($) shares in Millions, $ in Millions	3 Months Ended		9 Months Ended
	Apr. 27, 2019	Apr. 28, 2018	Apr. 27, 2019	Apr. 28, 2018
REVENUE:
Revenue	$ 12,958	$ 12,463	$ 38,476	$ 36,486
COST OF SALES:
Total cost of sales	4,785	4,704	14,384	13,802
GROSS MARGIN	8,173	7,759	24,092	22,684
OPERATING EXPENSES:
Research and development	1,659	1,590	4,824	4,706
Sales and marketing	2,403	2,325	7,084	6,894
General and administrative	541	561	1,261	1,601
Amortization of purchased intangible assets	39	67	112	188
Restructuring and other charges	18	82	282	332
Total operating expenses	4,660	4,625	13,563	13,721
OPERATING INCOME	3,513	3,134	10,529	8,963
Interest income	331	380	1,003	1,155
Interest expense	(211)	(237)	(655)	(719)
Other income (loss), net	(18)	(24)	(10)	48
Interest and other income (loss), net	102	119	338	484
INCOME BEFORE PROVISION FOR INCOME TAXES	3,615	3,253	10,867	9,447
Provision for income taxes	571	562	1,452	13,140
NET INCOME (LOSS)	$ 3,044	$ 2,691	$ 9,415	$ (3,693)
Net income (loss) per share:
Basic (in dollars per share)	$ 0.70	$ 0.56	$ 2.11	$ (0.76)
Diluted (in dollars per share)	$ 0.69	$ 0.56	$ 2.09	$ (0.76)
Shares used in per-share calculation:
Basic (in shares)	4,370	4,791	4,468	4,892
Diluted (in shares)	4,415	4,844	4,509	4,892
Product
REVENUE:
Revenue	$ 9,722	$ 9,304	$ 28,885	$ 27,067
COST OF SALES:
Total cost of sales	3,693	3,625	11,106	10,594
Service
REVENUE:
Revenue	3,236	3,159	9,591	9,419
COST OF SALES:
Total cost of sales	$ 1,092	$ 1,079	$ 3,278	$ 3,208