Fair value of the assets less the liabilities of a derivative or group of derivatives.

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 825
-SubTopic 10
-Section 50
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Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

+ References

No definition available.

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- Definition

Nominal or face amount used to calculate payment on derivative.

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 815
-SubTopic 10
-Section 50
-Paragraph 1B
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- Definition

Period the derivative contract is outstanding, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.

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- Definition

Gain (loss) incurred in hedging activities.

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Derivatives and Hedging Activities - Narrative (Details) - USD ($) $ in Millions	3 Months Ended		6 Months Ended
	Aug. 01, 2021	Jul. 26, 2020	Aug. 01, 2021	Jul. 26, 2020	Jan. 31, 2021
Interest Rate Swap
Derivative [Line Items]
Derivative term		3 years
Realized loss (gain) on hedging	$ 0.2	$ 0.1	$ 0.5	$ 0.1
Total Return Swap
Derivative [Line Items]
Realized loss (gain) on hedging	(0.6)		(1.6)
Derivative, notional value	15.8		15.8		$ 11.9
Derivative, fair value, net	$ 0.2		$ 0.2		$ (0.2)