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Background and Basis of Presentation - Additional Information (Details)		1 Months Ended	3 Months Ended			9 Months Ended	12 Months Ended
	Mar. 16, 2020 Store	Apr. 13, 2020	Oct. 30, 2020 Store	Jul. 31, 2020 USD ($) Store	May 01, 2020 USD ($)	Jan. 29, 2021 USD ($)	Jan. 29, 2021 USD ($)	Jan. 31, 2020 USD ($) Store	Feb. 01, 2019 USD ($)
Unusual Risk Or Uncertainty [Line Items]
Impairment of goodwill							$ 3,300,000	$ 0	$ 0
Corporate restructuring, percentage of reduced corporate positions				10.00%
Severance costs yet to be paid						$ 200,000	$ 200,000
Number of school uniform showrooms closed | Store								5
Other Operating Expense (Income)
Unusual Risk Or Uncertainty [Line Items]
Severance costs				$ 2,900,000
COVID-19
Unusual Risk Or Uncertainty [Line Items]
Approximately percentage of furlough of corporate employees		70.00%
Approximately percentage of furlough of retail employees		100.00%
Impairment of goodwill						$ 0
COVID-19 | Outfitters
Unusual Risk Or Uncertainty [Line Items]
Impairment of goodwill					$ 0
COVID-19 | Japan eCommerce
Unusual Risk Or Uncertainty [Line Items]
Impairment of goodwill					$ 3,300,000
Chief Executive Officer | COVID-19
Unusual Risk Or Uncertainty [Line Items]
Temporarily base salary reduction percentage			50.00%
President | COVID-19
Unusual Risk Or Uncertainty [Line Items]
Temporarily base salary reduction percentage			50.00%
Other Senior Management Members | COVID-19
Unusual Risk Or Uncertainty [Line Items]
Temporarily base salary reduction percentage			20.00%
United States | Novel Coronavirus
Unusual Risk Or Uncertainty [Line Items]
Number of stores temporarily closed | Store	26
Number of new stores | Store			1	4

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