Condensed Consolidated Statements Of Cash Flows - USD ($) $ in Thousands	3 Months Ended
	Apr. 30, 2016	May 02, 2015
Cash Flows From Operating Activities
Net earnings	$ 290,634	$ 282,205
Adjustments to reconcile net earnings to net cash provided by operating activities:
Depreciation and amortization	73,878	63,316
Stock-based compensation	17,716	14,288
Deferred income taxes	10,713	(944)
Tax benefit from equity issuance	20,538	37,320
Excess tax benefit from stock-based compensation	(20,538)	(37,255)
Change in assets and liabilities:
Merchandise inventory	(79,345)	(131,606)
Other current assets	(29,150)	(27,539)
Accounts payable	123,886	143,038
Other current liabilities	54,415	63,217
Other long-term, net	6,333	7,948
Net cash provided by operating activities	469,080	413,988
Cash Flows From Investing Activities
Additions to property and equipment	(79,724)	(106,928)
Increase in restricted cash and investments	(44)	(9)
Purchases of investments	0	(718)
Proceeds from investments	0	601
Net cash used in investing activities	(79,768)	(107,054)
Cash Flows From Financing Activities
Excess tax benefit from stock-based compensation	20,538	37,255
Issuance of common stock related to stock plans	5,500	7,036
Treasury stock purchased	(36,933)	(61,977)
Repurchase of common stock	(175,758)	(175,757)
Dividends paid	(54,236)	(48,743)
Net cash used in financing activities	(240,889)	(242,186)
Net increase in cash and cash equivalents	148,423	64,748
Cash and cash equivalents:
Beginning of period	761,602	696,608
End of period	910,025	761,356
Supplemental Cash Flow Disclosures
Interest paid	4,219	4,148
Income taxes paid	$ 26,763	$ 43,302