Income Taxes - Schedule of Reconciliation of Income Tax Expense to Amount Computed at Federal Statutory Rate (Detail) - USD ($) $ in Thousands	12 Months Ended
	Jan. 30, 2016	Jan. 31, 2015	Feb. 01, 2014
Income Tax Disclosure [Abstract]
Federal taxes at statutory rate	$ 16,261	$ 22,282	$ 33,315
Federal taxes at statutory rate, percentage	35.00%	35.00%	35.00%
State and local income taxes, net of federal benefit	$ 1,217	$ 1,350	$ 1,912
State and local income taxes, net of federal benefit, percentage	2.60%	2.20%	3.00%
Other	$ 1,423	$ (804)	$ (170)
Other, percentage	3.10%	(1.30%)	(1.20%)
Total income tax expense	$ 18,901	$ 22,828	$ 35,057
Total income tax expense, percentage	40.70%	35.90%	36.80%