Quarterly Financial Data (Unaudited) (Details) $ / shares in Units, $ in Thousands		1 Months Ended												3 Months Ended								12 Months Ended
	Jun. 11, 2015	Nov. 30, 2015 $ / shares	Aug. 31, 2015 $ / shares	May. 31, 2015 $ / shares	Mar. 31, 2015	Feb. 28, 2015 $ / shares	Nov. 30, 2014 $ / shares	Aug. 31, 2014 $ / shares	May. 31, 2014 $ / shares	Feb. 28, 2014 $ / shares	Nov. 30, 2013 $ / shares	Aug. 31, 2013 $ / shares	May. 31, 2013 $ / shares	Jan. 30, 2016 USD ($) $ / shares	Oct. 31, 2015 USD ($) $ / shares	Aug. 01, 2015 USD ($) $ / shares	May. 02, 2015 USD ($) $ / shares	Jan. 31, 2015 USD ($) $ / shares	Nov. 01, 2014 USD ($) $ / shares	Aug. 02, 2014 USD ($) $ / shares	May. 03, 2014 USD ($) $ / shares	Jan. 30, 2016 USD ($) $ / shares	Jan. 31, 2015 USD ($) $ / shares	Feb. 01, 2014 USD ($) $ / shares
Quarterly Financial Data [Abstract]
Sales														$ 3,250,726	$ 2,782,855	$ 2,968,270	$ 2,938,148	$ 3,032,698	$ 2,598,820	$ 2,729,566	$ 2,680,593	$ 11,939,999	$ 11,041,677	$ 10,230,353
Cost of goods sold														2,386,591	2,003,347	2,119,480	2,067,455	2,203,570	1,882,185	1,944,017	1,908,184	8,576,873	7,937,956	7,360,924
Selling, general and administrative														450,877	443,354	435,226	409,298	430,342	410,002	395,225	379,802	1,738,755	1,615,371	1,526,366
Interest (income) expense, net														4,530	4,427	1,652	2,003	2,406	777	(95)	(104)	12,612	2,984	(247)
Total costs and expenses														2,841,998	2,451,128	2,556,358	2,478,756	2,636,318	2,292,964	2,339,147	2,287,882	10,328,240	9,556,311	8,887,043
Earnings before taxes														408,728	331,727	411,912	459,392	396,380	305,856	390,419	392,711	1,611,759	1,485,366	1,343,310
Provision for taxes on earnings														144,567	116,071	153,273	177,187	147,850	113,136	150,858	148,798	591,098	560,642	506,006
Net earnings														$ 264,161	$ 215,656	$ 258,639	$ 282,205	$ 248,530	$ 192,720	$ 239,561	$ 243,913	$ 1,020,661	$ 924,724	$ 837,304
Basic (in dollars per share) | $ / shares														$ 0.66	$ 0.54	$ 0.64	$ 0.69	$ 0.61	$ 0.47	$ 0.58	$ 0.58	$ 2.53	$ 2.24	$ 1.97
Diluted (in dollars per share) | $ / shares														0.66	0.53	0.63	0.69	0.60	0.46	0.57	0.58	2.51	2.21	1.94
Cash dividends declared per share on common stock (in dollars per share) | $ / shares		$ 0.1175	$ 0.1175	$ 0.1175		$ 0.1175	$ 0.1	$ 0.1	$ 0.1	$ 0.1	$ 0.085	$ 0.085	$ 0.085	0.1175	0.1175	0.1175	0.1175	0.1000	0.1000	0.1000	0.1000	0.470	0.400	$ 0.255
Condensed Financial Statements, Captions [Line Items]
Stock dividends (splits) issued	2				2
High [Member]
Condensed Financial Statements, Captions [Line Items]
Stock price (in dollars per share) | $ / shares														56.26	56.53	53.28	53.73	48.47	40.42	34.83	37.05	56.26	48.47
Low [Member]
Condensed Financial Statements, Captions [Line Items]
Stock price (in dollars per share) | $ / shares														$ 44.81	$ 47.22	$ 47.79	$ 45.93	$ 40.22	$ 32.32	$ 31.08	$ 32.89	$ 44.81	$ 40.22