Fair Value (Tables)

9 Months Ended

May 01, 2021

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):

	MAY 1, 2021								JULY 25, 2020
	FAIR VALUE MEASUREMENTS								FAIR VALUE MEASUREMENTS
	Level 1		Level 2		Level 3		Total Balance		Level 1		Level 2		Level 3		Total Balance
Assets:
Cash equivalents:
Money market funds	$	4,698	$	—	$	—	$	4,698	$	10,024	$	—	$	—	$	10,024
Corporate debt securities	—		—		—		—		—		8		—		8
Commercial paper	—		100		—		100		—		—		—		—
Available-for-sale debt investments:
U.S. government securities	—		1,903		—		1,903		—		2,685		—		2,685
U.S. government agency securities	—		167		—		167		—		110		—		110
Non-U.S. government and agency securities	—		3		—		3		—		—		—		—
Corporate debt securities	—		9,512		—		9,512		—		11,877		—		11,877
U.S. agency mortgage-backed securities	—		2,810		—		2,810		—		2,035		—		2,035
Commercial paper	—		1,333		—		1,333		—		727		—		727
Certificates of deposit	—		440		—		440		—		176		—		176
Equity investments:
Marketable equity securities	61		—		—		61		—		—		—		—
Assets:
Derivative assets	—		134		6		140		—		190		1		191
Total	$	4,759	$	16,402	$	6	$	21,167	$	10,024	$	17,808	$	1	$	27,833
Liabilities:
Derivative liabilities	$	—	$	16	$	—	$	16	$	—	$	10	$	—	$	10
Total	$	—	$	16	$	—	$	16	$	—	$	10	$	—	$	10