Condensed Consolidated Statements of Cash Flows - USD ($) $ in Thousands	3 Months Ended
	Apr. 29, 2017	Apr. 30, 2016
Cash Flows From Operating Activities
Net earnings	$ 321,018	$ 290,634
Adjustments to reconcile net earnings to net cash provided by operating activities:
Depreciation and amortization	75,820	73,878
Stock-based compensation	20,238	17,716
Deferred income taxes	10,847	10,713
Change in assets and liabilities:
Merchandise inventory	(81,874)	(79,345)
Other current assets	(37,168)	(29,150)
Accounts payable	162,788	123,886
Other current liabilities	41,900	54,415
Other long-term, net	7,269	6,333
Net cash provided by operating activities	520,838	469,080
Cash Flows From Investing Activities
Additions to property and equipment	(75,971)	(79,724)
Increase in restricted cash and investments	(60)	(44)
Net cash used in investing activities	(76,031)	(79,768)
Cash Flows From Financing Activities
Excess tax benefit from stock-based compensation	0	20,538
Issuance of common stock related to stock plans	4,404	5,500
Treasury stock purchased	(38,754)	(36,933)
Repurchase of common stock	(215,042)	(175,758)
Dividends paid	(62,795)	(54,236)
Net cash used in financing activities	(312,187)	(240,889)
Net increase in cash and cash equivalents	132,620	148,423
Cash and cash equivalents:
Beginning of period	1,111,599	761,602
End of period	1,244,219	910,025
Supplemental Cash Flow Disclosures
Interest paid	4,219	4,219
Income taxes paid	$ 46,519	$ 26,763