Derivative Financial Instruments - Effect of Hedges on Net Interest Expense (Details) - USD ($) $ in Millions	3 Months Ended	6 Months Ended
Jul. 31, 2021	Aug. 01, 2020	Jul. 31, 2021	Aug. 01, 2020
Gain (loss) on fair value hedges recognized in Net Interest Expense
Interest rate swap designated as fair value hedges	$ 22	$ 11	$ (29)	$ 102
Hedged debt	(22)	(11)	29	(102)
Total	$ 0	$ 0	$ 0	$ 0

Amount of gain (loss) from the increase (decrease) in fair value of derivative and nonderivative instruments designated as fair value hedging instruments recognized in the income statement.

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- Definition

Amount of the increase (decrease) in fair value of the hedged item in a fair value hedge recognized in the income statement.

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- References

No definition available.

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Total amount of gain (loss) derived from fair value hedges recognized in earnings in the period.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 815
-SubTopic 10
-Section 50
-Paragraph 4C
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