Condensed Consolidated Statements of Earnings shares in Thousands, $ in Thousands	3 Months Ended		9 Months Ended
	Oct. 28, 2017 USD ($) stores $ / shares shares	Oct. 29, 2016 USD ($) stores $ / shares shares	Oct. 28, 2017 USD ($) stores $ / shares shares	Oct. 29, 2016 USD ($) stores $ / shares shares
Income Statement [Abstract]
Sales	$ 3,328,894	$ 3,086,687	$ 10,066,926	$ 9,356,599
Costs and Expenses
Cost of goods sold	2,369,148	2,206,092	7,120,056	6,634,142
Selling, general and administrative	517,297	490,171	1,490,392	1,396,606
Interest expense, net	1,780	4,156	7,290	12,733
Total costs and expenses	2,888,225	2,700,419	8,617,738	8,043,481
Earnings before taxes	440,669	386,268	1,449,188	1,313,118
Provision for taxes on earnings	166,220	141,722	537,182	496,032
Net earnings	$ 274,449	$ 244,546	$ 912,006	$ 817,086
Earnings per share
Basic (in dollars per share) | $ / shares	$ 0.72	$ 0.63	$ 2.38	$ 2.08
Diluted (in dollars per share) | $ / shares	$ 0.72	$ 0.62	$ 2.36	$ 2.06
Weighted average shares outstanding
Basic (in shares) | shares	379,432	390,870	382,959	393,412
Diluted (in shares) | shares	382,132	393,372	385,823	396,056
Dividends
Cash dividends declared per share (in dollars per share) | $ / shares	$ 0.1600	$ 0.1350	$ 0.4800	$ 0.4050
Stores open at end of period (in number of stores) | stores	1,627	1,535	1,627	1,535