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Income Taxes - Additional Information (Detail) - USD ($)	12 Months Ended
	Feb. 03, 2019	Jan. 28, 2018	Jan. 29, 2017	Jan. 31, 2016
Income Taxes [Line Items]
Federal income taxes at the statutory rate	21.00%	33.90%	35.00%
Re-measurement of deferred tax assets	$ 10,576,000
Deferred tax assets valuation allowance	3,542,000	$ 1,067,000
Unrecognized tax benefits, gross	35,209,000	18,051,000	$ 25,864,000	$ 13,290,000
Unrecognized tax benefits, gross, that would, if recognized, affect the effective tax rate	31,209,000
Accruals for interest and penalties	5,437,000	3,719,000
Foreign withholding tax and additional state income tax	1,493,000
Outward Inc.
Income Taxes [Line Items]
Net operating loss carry-forwards, federal		4,979,000
Net operating loss carry-forwards, state		7,102,000
Deferred tax assets valuation allowance		$ 0
Minimum
Income Taxes [Line Items]
Gross unrecognized tax benefits, possible decrease in balance within next twelve months	0
Maximum
Income Taxes [Line Items]
Gross unrecognized tax benefits, possible decrease in balance within next twelve months	$ 10,800,000

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Amount of deferred tax assets for which it is more likely than not that a tax benefit will not be realized.

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