CONDENSED CONSOLIDATED STATEMENTS OF CASH FLOWS (USD $)	9 Months Ended
	Oct. 27, 2012	Oct. 29, 2011
Cash Flows From Operating Activities
Net income	$ 26,127	$ 23,107
Adjustments to reconcile net income to net cash used in operating activities:
Depreciation and amortization	11,800	10,737
Stock-based compensation	3,557	2,413
Loss on retirement and impairment of assets	485	532
Deferred income taxes	(2,848)	2,342
Lease incentives	4,692	4,128
Other	(734)	(426)
Changes in operating assets and liabilities:
Accounts receivable	(552)	(1,379)
Merchandise inventories	(39,763)	(32,202)
Accounts payable and accrued liabilities	14,653	1,283
Other	760	(430)
Net cash provided by operating activities	18,177	10,105
Cash Flows From Investing Activities
Purchase of property and equipment	(20,844)	(17,794)
Proceeds from sale of property and equipment	0	5
Proceeds from note receivable	200	100
Net cash used in investing activities	(20,644)	(17,689)
Cash Flows From Financing Activities
Proceeds from issuance of stock	2,149	1,751
Dividends paid	(2,045)	0
Excess tax benefits from stock-based compensation	770	1,274
Purchase of common stock for treasury	(1,859)	0
Shares surrendered by employees to pay taxes on restricted stock	(16)	(2,637)
Net cash (used in) provided by financing activities	(1,001)	388
Net decrease in cash and cash equivalents	(3,468)	(7,196)
Cash and cash equivalents at beginning of period	70,602	60,193
Cash and Cash Equivalents at End of Period	67,134	52,997
Supplemental disclosures of cash flow information:
Cash paid during period for interest	202	197
Cash paid during period for income taxes	16,444	9,937
Capital expenditures incurred but not yet paid	$ 1,941	$ 1,110