Summary of Restructuring Related Charges (Detail) - USD ($)		12 Months Ended
		Feb. 02, 2019	Feb. 03, 2018	Jan. 28, 2017
Restructuring And Related Activities [Abstract]
Severance and related employee costs		$ 1,568,000	$ 10,660,000	$ 295,000
Lease termination and store closure costs			9,951,000	295,000
Total cash restructuring charges	[1]	1,568,000	20,611,000	590,000
Joint business venture charges	[2]		7,964,000
Inventory charges	[3]		1,669,000
Asset impairment charges		546,000	0	20,576,000	[4]
Total impairment and restructuring charges		$ 1,568,000	$ 30,244,000	$ 21,166,000

[1] Cash charges of $1.6 million, $20.6 million and $0.6 million for Fiscal 2018, Fiscal 2017 and Fiscal 2016, respectively, for lease termination, store closures and severance were recorded within Impairment and Restructuring Charges on the Consolidated Statements of Operations

[2] $8.0 million ($3.5 million cash and $4.5 million non-cash) of net charges for Fiscal 2017 related to the planned exit of a joint business venture were recorded within Other (Expense) Income, Net on the Consolidated Statements of Operations

[3] Non-cash inventory charges of $1.7 million for Fiscal 2017 related to restructuring activities for our United Kingdom and Asia markets recorded as a reduction in Gross Profit on the Consolidated Statements of Operations.

[4] Non-cash impairment charges of $20.6 million for Fiscal 2016 consisted of $7.2 million for the impairment of all Company-owned retail stores in the United Kingdom, Hong Kong and China, as well as $10.8 million of impairment and restructuring charges related to non-store corporate assets that support the international retail stores and e-commerce operations and $2.5 million of goodwill impairment for the China and Hong Kong retail operations.