Income Taxes - Schedule of Reconciliation of Federal Statutory Tax Rate to Company's Effective Tax Rate (Detail)	12 Months Ended
	Feb. 03, 2018	Jan. 28, 2017	Jan. 30, 2016
Income Tax Disclosure [Abstract]
Provision at federal statutory tax rate	33.70%	35.00%	35.00%
Non-deductible stock-based compensation	26.70%
Federal statutory tax rate change	20.10%
Goodwill impairment	17.90%
State income taxes-net of federal tax impact	4.80%	4.80%	3.70%
Aircraft expenses	3.60%	3.30%	0.10%
Foreign income inclusion—transition tax	3.30%
Meals and entertainment	1.50%	5.00%	0.20%
Net adjustments to tax accruals and other	1.40%	1.20%	0.10%
Other permanent items	1.30%	2.80%	0.10%
Valuation allowance	1.10%	0.90%
Transaction costs		2.60%
Stock compensation—excess benefits	(20.90%)
Foreign income	(0.90%)	(4.20%)	(0.10%)
Tax rate adjustments	(0.60%)	(5.80%)	0.10%
Donation of appreciated property	(0.20%)	(8.70%)
Effective tax rate	92.80%	36.90%	39.20%