CONDENSED CONSOLIDATED STATEMENT OF COMPREHENSIVE INCOME - USD ($) $ in Millions	3 Months Ended
Apr. 26, 2020	Apr. 28, 2019
Statement of Comprehensive Income [Abstract]
Net income	$ 917	$ 394
Available-for-sale securities:
Net change in unrealized gain	0	7
Cash flow hedges:
Net unrealized gain (loss)	(10)	4
Reclassification adjustments for net realized loss included in net income	1	1
Net change in unrealized gain (loss)	(11)	3
Other comprehensive income (loss), net of tax	(11)	10
Total comprehensive income	$ 906	$ 404

Amount after tax of increase (decrease) in equity from transactions and other events and circumstances from net income and other comprehensive income, attributable to parent entity. Excludes changes in equity resulting from investments by owners and distributions to owners.

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Amount after tax and reclassification adjustments, of appreciation (loss) in value of unsold available-for-sale securities, attributable to parent entity. Excludes amounts related to other than temporary impairment (OTTI) loss.

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