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Summary of Impairment,Restructuring and COVID-19 Related Charges (Parenthetical) (Detail)	12 Months Ended
	Jan. 30, 2021 USD ($) Store		Feb. 01, 2020 USD ($) Store		Feb. 02, 2019 USD ($)
Restructuring Cost And Reserve [Line Items]
Asset impairment charges	$ 249,163,000	[1]	$ 66,252,000	[1]	$ 546,000
Number of retail stores | Store	1,000
Goodwill impairment	$ 0		1,700,000
Retail Stores
Restructuring Cost And Reserve [Line Items]
Asset impairment charges	203,200,000		$ 64,500,000
Number of retail stores | Store			20
Impairment of operating lease ROU assets	154,800,000		$ 25,000,000.0
Leasehold Improvements and Store Fixtures | Retail Stores
Restructuring Cost And Reserve [Line Items]
Asset impairment charges			$ 39,500,000
Corporate Property and Equipment | Retail Stores
Restructuring Cost And Reserve [Line Items]
Asset impairment charges	28,000,000.0
Store Property and Equipment (Fixtures and Equipment and Leasehold Improvements) | Retail Stores
Restructuring Cost And Reserve [Line Items]
Asset impairment charges	48,400,000
Cost And Equity Method Investments | Retail Stores
Restructuring Cost And Reserve [Line Items]
Asset impairment charges	$ 18,000,000.0
[1] The Company recorded impairment charges of $249.2 million.  Included in this amount are retail store impairment charges of $203.2 million, of which $154.8 million relates to operating lease ROU assets and $48.4 million relates to store property and equipment (fixtures and equipment and leasehold improvements).  We also recorded $28.0 million related to the impairment of certain corporate property and equipment, as well as $18.0 million of certain cost and equity method investments. In Fiscal 2019, the Company recorded asset impairment charges of $64.5 million on the assets of 20 retail stores. Of the total, $39.5 million related to the impairment of leasehold improvements and store fixtures, and $25.0 million related to the impairment of operating lease ROU assets. The Company also concluded that certain goodwill was impaired resulting in a $1.7 million charge in Fiscal 2019.

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Amount of write-down of assets recognized in the income statement. Includes, but is not limited to, losses from tangible assets, intangible assets and goodwill.

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