CONSOLIDATED STATEMENTS OF CASH FLOWS (USD $) In Thousands, unless otherwise specified	12 Months Ended
	Feb. 01, 2014	Feb. 02, 2013	Jan. 28, 2012
Cash Flows From Operating Activities:
Net income	$ 70,877	$ 72,582	$ 59,060
Adjustments to reconcile net income to net cash provided by operating activities:
Depreciation and amortization	13,847	13,029	13,205
Deferred and unrecognized income tax benefit, net	(73)	(1,507)	(46)
Excess tax benefit from stock option exercises	(4,357)	(4,002)	(1,834)
Loss on disposal and write-down of assets, net	173	68	151
Stock-based compensation	5,838	5,649	5,453
Changes in operating assets and liabilities:
Trade receivables, net	(452)	577	(633)
Accounts receivable, other	(1,993)	(408)	(105)
Inventories, net	(5,167)	(26,307)	(20,193)
Prepaid expenses and other	36	34	3,146
Other assets, net, non-current	(475)	(115)	(157)
Accounts payable	(27,489)	28,286	(2,251)
Deferred rent, non-current	1,798	435	(1,245)
Accrued expenses and other	738	(1,197)	370
Net cash provided by operating activities	53,301	87,124	54,921
Cash Flows From Investing Activities:
Purchase of investments, net	(704)	(530)	(481)
Capital expenditures	(50,507)	(21,970)	(12,997)
Proceeds from sale of property and equipment	221	182	103
Net cash used in investing activities	(50,990)	(22,318)	(13,375)
Cash Flows From Financing Activities:
Cash used for stock repurchases	(15,807)	(45,938)	(67,484)
Net payments on capital lease obligations	(268)	(181)	(311)
Excess tax benefit from stock option exercises	4,357	4,002	1,834
Cash used to settle net share equity awards	(4,288)	(3,914)	(1,129)
Proceeds from options exercised and purchase of shares under the employee stock purchase plan	3,011	2,998	5,165
Net cash used in financing activities	(12,995)	(43,033)	(61,925)
Net (decrease) increase in cash and cash equivalents	(10,684)	21,773	(20,379)
Cash and cash equivalents, beginning of year	76,911	55,138	75,517
Cash and cash equivalents, end of year	66,227	76,911	55,138
Cash paid during the year for:
Interest	195	178	238
Income taxes, net of refunds	42,276	39,878	30,788
Supplemental Schedule of Non-Cash Financing Activities:
Property and plant additions under capital lease	$ 1,086	$ 1,040	$ 0