Recent Accounting Pronouncements (Details) - USD ($) $ / shares in Units, $ in Thousands	3 Months Ended
	May 05, 2018	Apr. 29, 2017	Feb. 03, 2018
New Accounting Pronouncements or Change in Accounting Principle [Line Items]
Inventories, net	$ 229,109		$ 253,201
Other current assets	18,840		20,029
Accounts payable	83,406		93,435
Other accrued expenses	10,254		5,136
Net sales	274,707	$ 275,688
Cost of goods sold	177,934	177,470
Gross margin	96,773	98,218
Store operating, selling and administrative expenses	61,904	58,337
Income before provision for income taxes	28,564	34,102
Provision for income taxes	7,055	13,192
Net income	$ 21,509	$ 20,910
Diluted earnings per share (in dollars per share)	$ 1.12	$ 0.97
Accounting Standards Update 2014-09 [Member]
New Accounting Pronouncements or Change in Accounting Principle [Line Items]
Cumulative Effect of New Accounting Principle in Period of Adoption			$ (600)
ASU 2014-09 Effect [Member]
New Accounting Pronouncements or Change in Accounting Principle [Line Items]
Inventories, net	$ (242)
Other current assets	20
Accounts payable	81
Other accrued expenses	(140)
Net sales	(178)
Cost of goods sold	22
Gross margin	(200)
Store operating, selling and administrative expenses	(36)
Income before provision for income taxes	(164)
Provision for income taxes	(41)
Net income	$ (123)
Diluted earnings per share (in dollars per share)	$ (0.01)
Excluding ASU 2014-09 Effect [Member]
New Accounting Pronouncements or Change in Accounting Principle [Line Items]
Inventories, net	$ 229,351
Other current assets	18,820
Accounts payable	83,325
Other accrued expenses	10,394
Net sales	274,885
Cost of goods sold	177,912
Gross margin	96,973
Store operating, selling and administrative expenses	61,940
Income before provision for income taxes	28,728
Provision for income taxes	7,096
Net income	$ 21,632
Diluted earnings per share (in dollars per share)	$ 1.13