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Selected Quarterly Consolidated Financial Data (Additional Information) (Detail) $ in Thousands	3 Months Ended		12 Months Ended
	Nov. 03, 2018 USD ($)	Jan. 28, 2017 USD ($)	Feb. 02, 2019 USD ($)	Feb. 03, 2018 USD ($)	Jan. 28, 2017 USD ($)
Quarterly Financial Information Disclosure [Abstract]
Impairment charge			$ 0	$ 99,250	$ 0
Pension settlement charge		$ (31,173)	$ (36,122)	0	(31,173)
Stock split ratio, common stock			2
Funded Plan
Pension settlement charge	$ (36,122)		$ (36,122)	$ 0	$ (31,173)

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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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Amount of gain (loss) recognized in net periodic benefit (cost) credit from irrevocable action relieving primary responsibility for benefit obligation and eliminating risk related to obligation and assets used to effect settlement.

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Ratio applied to the conversion of stock split, for example but not limited to, one share converted to two or two shares converted to one.

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