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 earnings	$ 447,733	$ 390,637
Adjustments to reconcile net earnings to net cash provided by operating activities
Depreciation and amortization	98,853	87,684
Stock-based compensation	24,211	24,241
Deferred income taxes	(2,105)	93
Tax benefit from equity issuance	22,544	24,577
Excess tax benefit from stock-based compensation	(22,123)	(23,984)
Change in assets and liabilities:
Merchandise inventory	(121,299)	(89,022)
Other current assets	(36,751)	(24,845)
Accounts payable	168,084	156,026
Other current liabilities	(61,570)	(44,081)
Other long-term, net	14,751	2,837
Net cash provided by operating activities	532,328	504,163
Cash Flows From Investing Activities
Additions to property and equipment	(271,690)	(152,105)
Increase in restricted cash and investments	(12,345)	(4,970)
Purchases of investments	0	(424)
Proceeds from investments	1,139	704
Net cash used in investing activities	(282,896)	(156,795)
Cash Flows From Financing Activities
Excess tax benefit from stock-based compensation	22,123	23,984
Issuance of common stock related to stock plans	10,213	11,467
Treasury stock purchased	(26,752)	(24,603)
Repurchase of common stock	(276,608)	(223,743)
Dividends paid	(74,604)	(63,262)
Net cash used in financing activities	(345,628)	(276,157)
Net (decrease) increase in cash and cash equivalents	(96,196)	71,211
Cash and cash equivalents:
Beginning of period	646,761	649,835
End of period	550,565	721,046
Supplemental Cash Flow Disclosures
Interest paid	4,834	4,834
Income taxes paid	305,040	235,260
Non-Cash Investing Activities
(Decrease) increase in fair value of investment securities	$ (227)	$ 25