Employee Benefit Plans (Tables)

9 Months Ended

Apr. 30, 2022

Retirement Benefits [Abstract]

Summary of Share-Based Compensation Expense

The following table summarizes share-based compensation expense (in millions):

	Three Months Ended				Nine Months Ended
	April 30, 2022		May 1, 2021		April 30, 2022		May 1, 2021
Cost of sales—product	$	30	$	26	$	84	$	75
Cost of sales—service	53		49		149		133
Share-based compensation expense in cost of sales	83		75		233		208
Research and development	205		184		591		522
Sales and marketing	139		140		421		402
General and administrative	50		59		161		179
Restructuring and other charges	—		5		1		26
Share-based compensation expense in operating expenses	394		388		1,174		1,129
Total share-based compensation expense	$	477	$	463	$	1,407	$	1,337
Income tax benefit for share-based compensation	$	122	$	88	$	378	$	264

Summary of Restricted Stock and Stock Unit Activity

A summary of the restricted stock and stock unit activity, which includes time-based and performance-based or market-based RSUs, is as follows (in millions, except per-share amounts):

	Restricted Stock/ Stock Units	Weighted-Average Grant Date Fair Value per Share		Aggregate Fair  Value
Unvested balance at July 25, 2020	96	$	42.03
Granted and assumed	51	41.89
Vested	(39)	39.63		$	1,813
Canceled/forfeited/other	(14)	42.13
Unvested balance at July 31, 2021	94	$	42.93
Granted and assumed	37	53.63
Vested	(27)	41.45		$	1,560
Canceled/forfeited/other	(10)	45.52
Unvested balance at April 30, 2022	94	$	47.33