Fair Value of Financial Assets and Liabilities (Tables)

6 Months Ended

Jul. 28, 2019

Fair Value Disclosures [Abstract]

Fair Value Measurements, Recurring and Nonrecurring

		Fair Value at
	Pricing Category	July 28, 2019		January 27, 2019
		(In millions)
Assets
Cash equivalents and marketable securities:
Money market funds	Level 1	$	2,868	$	483
Debt securities issued by the United States Treasury	Level 2	$	2,161	$	1,492
Corporate debt securities	Level 2	$	2,104	$	2,620
Debt securities of United States government agencies	Level 2	$	1,120	$	2,280
Foreign government debt securities	Level 2	$	45	$	209
Asset-backed securities	Level 2	$	44	$	151
Certificates of deposit	Level 2	$	24	$	—
Mortgage-backed securities issued by United States government-sponsored enterprises	Level 2	$	6	$	89
Liabilities
Other noncurrent liabilities:
2.20% Notes Due 2021 (1)	Level 2	$	999	$	978
3.20% Notes Due 2026 (1)	Level 2	$	1,022	$	961

(1)

These liabilities are carried on our Consolidated Balance Sheets at their original issuance value, net of unamortized debt discount and issuance costs, and are not marked to fair value each period. Refer to Note 12 of these Notes to Condensed Consolidated Financial Statements for additional information.