Condensed Consolidated Statements Of Cash Flows (USD $) In Thousands, unless otherwise specified	6 Months Ended
	Aug. 03, 2013	Jul. 28, 2012
Cash Flows From Operating Activities:
Net income	$ 94,710	$ 107,040
Adjustments to reconcile net income to net cash provided by operating activities -
Depreciation and amortization	58,628	52,655
Deferred tax expense (benefit)	3,556	(4,490)
Stock-based compensation expense	14,304	11,005
Excess tax benefit from stock-based compensation	(1,437)	(3,367)
Deferred rent and lease credits	(8,602)	(8,082)
Loss on disposal and impairment of property and equipment	753	1,759
Changes in assets and liabilities, net of effects of acquisition:
Inventories	(4,299)	2,775
Prepaid expenses and other assets	(2,148)	5,519
Accounts payable	1,483	30,689
Accrued and other liabilities	(13,491)	30,032
Net cash provided by operating activities	143,457	225,535
Cash Flows From Investing Activities:
Decrease (increase) in marketable securities	63,914	(59,568)
Purchases of intangibles	(420)
Purchases of property and equipment, net	(71,745)	(78,755)
Net cash used in investing activities	(8,251)	(138,323)
Cash Flows From Financing Activities:
Proceeds from issuance of common stock	7,900	6,524
Excess tax benefit from stock-based compensation	1,437	3,367
Dividends paid	(17,777)	(17,530)
Repurchase of common stock	(90,208)	(29,026)
Net cash used in financing activities	(98,648)	(36,665)
Net increase in cash and cash equivalents	36,558	50,547
Cash and Cash Equivalents, Beginning of period	56,859	58,919
Cash and Cash Equivalents, End of period	93,417	109,466
Supplemental Disclosures of Cash Flow Information:
Cash paid for interest	182	175
Cash paid for income taxes, net	$ 43,167	$ 46,457