Quarterly Summary (Details) (USD $) In Thousands, except Per Share data	3 Months Ended								12 Months Ended
	May 07, 2011	Feb. 12, 2011	Nov. 20, 2010	May 08, 2010	Feb. 13, 2010	Nov. 21, 2009	Aug. 27, 2011	Aug. 28, 2010	Aug. 27, 2011	Aug. 28, 2010	Aug. 29, 2009
Quarterly Summary
Net sales	$ 1,978,369	$ 1,660,946	$ 1,791,662	$ 1,821,990	$ 1,506,225	$ 1,589,244	$ 2,641,996	$ 2,445,159	$ 8,072,973	$ 7,362,618	$ 6,816,824
Gross profit	1,013,530	845,611	907,748	923,121	753,736	799,924	1,352,574	1,234,963	4,119,463	3,711,744	3,416,449
Operating profit	392,925	271,748	306,121	355,865	230,381	260,428	524,010	472,740	1,494,803	1,319,414	1,176,062
Income before income taxes	353,009	232,172	268,868	319,032	194,072	224,088	470,197	423,313	1,324,246	1,160,505	1,033,746
Net income	$ 227,373	$ 148,056	$ 172,076	$ 202,745	$ 123,333	$ 143,300	$ 301,469	$ 268,933	$ 848,974	$ 738,311	$ 657,049
Basic earnings per share	$ 5.42	$ 3.41	$ 3.85	$ 4.19	$ 2.49	$ 2.86	$ 7.35	$ 5.77	$ 19.91	$ 15.23	$ 11.89
Diluted earnings per share	$ 5.29	$ 3.34	$ 3.77	$ 4.12	$ 2.46	$ 2.82	$ 7.18	$ 5.66	$ 19.47	$ 14.97	$ 11.73