Summary of Significant Accounting Policies - Additional Information (Detail)	12 Months Ended
	Jan. 28, 2017 USD ($) Segment	Jan. 30, 2016 USD ($)	Jan. 31, 2015 USD ($) Store
Significant Accounting Policies [Line Items]
Number of reportable segments | Segment	1
Short-term investments	$ 0	$ 0
Asset impairment charges	20,576,000	0	$ 33,468,000
Finite-lived impairment charges	0	0	0
Prepaid advertising expense	8,400,000	6,100,000
Advertising expense	124,500,000	104,100,000	94,200,000
Revenue related to gift card breakage	$ 9,100,000	$ 8,200,000	7,000,000
Number of operating segments | Segment	2
Minimum
Significant Accounting Policies [Line Items]
Finite lived intangibles, useful life	15 years
Maximum
Significant Accounting Policies [Line Items]
Finite lived intangibles, useful life	25 years
Noncash Corporate Office And Other Asset Impairments Charges
Significant Accounting Policies [Line Items]
Asset impairment charges			8,400,000
China and Hong Kong
Significant Accounting Policies [Line Items]
Goodwill impairment	$ 2,500,000
Wholly-owned Retail Stores | United Kingdom, Hong Kong and China
Significant Accounting Policies [Line Items]
Asset impairment charges	7,200,000
Wholly-owned Retail Store and E-commerce Operations | United Kingdom, Hong Kong and China | Non-store Corporate Assets
Significant Accounting Policies [Line Items]
Asset impairment charges	10,800,000
Retail Stores
Significant Accounting Policies [Line Items]
Asset impairment charges			$ 25,100,000
Number of stores impaired | Store			79
Retail Stores | China and Hong Kong
Significant Accounting Policies [Line Items]
Goodwill impairment	$ 2,500,000