Consolidated Statements of Cash Flows (USD $) In Thousands, unless otherwise specified	6 Months Ended
	Jul. 28, 2012	Jul. 30, 2011
OPERATING ACTIVITIES
Net income	$ 19,848	$ 20,040
Adjustments to reconcile net income to net cash provided by operating activities:
Loss on extinguishment of debt	0	539
Depreciation and amortization	59,072	58,092
Stock-based compensation	8,390	8,152
Amortization of discount on convertible notes	6,910	6,324
Deferred income taxes	5,894	11,135
Impairments and dispositions	4,356	(12)
Excess tax benefits from stock-based compensation	(8,949)	(753)
Gain on sale of property and equipment	(180)	(156)
Other non-cash items	1,415	1,127
Changes in operating assets and liabilities:
Merchandise inventories	(27,200)	(17,840)
Other current assets	(8,654)	18,815
Accounts payable and accrued liabilities	(5,217)	23,522
Other operating assets and liabilities	6,457	4,483
NET CASH PROVIDED BY OPERATING ACTIVITIES	62,142	133,468
INVESTING ACTIVITIES
Purchases of property and equipment	(49,768)	(30,153)
Proceeds from the sale of property and equipment	180	156
NET CASH USED IN INVESTING ACTIVITIES	(49,588)	(29,997)
FINANCING ACTIVITIES
Payments of long-term debt	0	(2,438)
Payments of capital lease obligations	(3,906)	(3,174)
Repurchase of common stock	(79,006)	0
Payment of financing fees	0	(2,961)
Excess tax benefits from stock-based compensation	8,949	753
Net proceeds from the issuance of common stock	214	460
NET CASH USED IN FINANCING ACTIVITIES	(73,749)	(7,360)
INCREASE (DECREASE) IN CASH AND CASH EQUIVALENTS	(61,195)	96,111
CASH AND CASH EQUIVALENTS AT BEGINNING OF PERIOD	200,176	197,866
CASH AND CASH EQUIVALENTS AT END OF PERIOD	$ 138,981	$ 293,977