Revenue - Additional Information (Detail) - USD ($)	3 Months Ended	9 Months Ended
	Oct. 28, 2018	Oct. 28, 2018	Jan. 28, 2018	Oct. 29, 2017
Revenues [Line Items]
Customer loyalty program, expiration period		6 months
Gift card and other deferred revenue	$ 275,567,000	$ 275,567,000	$ 300,607,000	$ 299,031,000
Other Current Liabilities
Revenues [Line Items]
Expected sales return liability	25,555,000	$ 25,555,000
Other Current Assets
Revenues [Line Items]
Reduction in cost of goods sold for expected net realizable value of merchandise inventory to be returned	9,567,000
Stored-Value Cards
Revenues [Line Items]
Stored value card redemption period		4 years
Stored-Value Cards, Merchandise Sales and Credit Card Incentives
Revenues [Line Items]
Gift card and other deferred revenue	$ 275,567,000	$ 275,567,000