Risk and Uncertainties Associated with the COVID-19 Pandemic (Narrative) (Details) - COVID-19 Impacts [Member]		6 Months Ended
May 03, 2020	Jul. 31, 2021
Unusual Risk Or Uncertainty [Line Items]
Percentage of stores opened	50.00%
Percentage of stores opened, effective date		early June 2020

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.

No definition available.

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Namespace Prefix:	us-gaap_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration