Fair Value (Tables)

6 Months Ended

Jan. 29, 2022

Fair Value Disclosures [Abstract]

Schedule of Fair Value, Assets and Liabilities Measured on Recurring Basis

Assets and liabilities measured at fair value on a recurring basis were as follows (in millions):

	JANUARY 29, 2022						JULY 31, 2021
	FAIR VALUE MEASUREMENTS						FAIR VALUE MEASUREMENTS
	Level 1		Level 2		Total Balance		Level 1		Level 2		Total Balance
Assets:
Cash equivalents:
Money market funds	$	3,402	$	—	$	3,402	$	5,694	$	—	$	5,694
Commercial paper	—		10		10		—		114		114
U.S. government securities	—		—		—		—		300		300
Available-for-sale debt investments:
U.S. government securities	—		1,687		1,687		—		1,794		1,794
U.S. government agency securities	—		140		140		—		152		152
Corporate debt securities	—		8,988		8,988		—		8,910		8,910
U.S. agency mortgage-backed securities	—		2,523		2,523		—		2,862		2,862
Non-U.S. government and agency securities	—		—		—		—		3		3
Commercial paper	—		614		614		—		1,190		1,190
Certificates of deposit	—		209		209		—		295		295
Equity investments:
Marketable equity securities	221		—		221		137		—		137
Other assets:
Money market funds	750		—		750		750		—		750
Derivative assets	—		77		77		—		126		126
Total	$	4,373	$	14,248	$	18,621	$	6,581	$	15,746	$	22,327
Liabilities:
Derivative liabilities	$	—	$	38	$	38	$	—	$	20	$	20
Total	$	—	$	38	$	38	$	—	$	20	$	20