Financing - Schedule of Debt (Parenthetical) (Detail)			0 Months Ended	12 Months Ended			12 Months Ended						0 Months Ended	12 Months Ended			12 Months Ended						0 Months Ended	12 Months Ended			0 Months Ended	12 Months Ended
	Aug. 30, 2014 Commercial paper, weighted average interest rate of 0.27% and 0.29% at August 30, 2014 and August 31, 2013, respectively [Member]	Aug. 31, 2013 Commercial paper, weighted average interest rate of 0.27% and 0.29% at August 30, 2014 and August 31, 2013, respectively [Member]	Jan. 14, 2014 6.500% Senior Notes due January 2014, Effective Interest Rate of 6.63% [Member]	Aug. 30, 2014 6.500% Senior Notes due January 2014, Effective Interest Rate of 6.63% [Member]	Aug. 31, 2013 6.500% Senior Notes due January 2014, Effective Interest Rate of 6.63% [Member]	Jan. 14, 2014 6.500% Senior Notes due January 2014, Effective Interest Rate of 6.63% [Member]	Aug. 30, 2014 5.750% Senior Notes due January 2015, Effective Interest Rate of 5.89% [Member]	Aug. 31, 2013 5.750% Senior Notes due January 2015, Effective Interest Rate of 5.89% [Member]	Aug. 30, 2014 5.500% Senior Notes due November 2015, Effective Interest Rate of 4.86% [Member]	Aug. 31, 2013 5.500% Senior Notes due November 2015, Effective Interest Rate of 4.86% [Member]	Aug. 30, 2014 6.950% Senior Notes due June 2016, Effective Interest Rate of 7.09% [Member]	Aug. 31, 2013 6.950% Senior Notes due June 2016, Effective Interest Rate of 7.09% [Member]	Jan. 14, 2014 1.300% Senior Notes due January 2017, Effective Interest Rate of 1.43% [Member]	Aug. 30, 2014 1.300% Senior Notes due January 2017, Effective Interest Rate of 1.43% [Member]	Aug. 31, 2013 1.300% Senior Notes due January 2017, Effective Interest Rate of 1.43% [Member]	Jan. 14, 2014 1.300% Senior Notes due January 2017, Effective Interest Rate of 1.43% [Member]	Aug. 30, 2014 7.125% Senior Notes due August 2018, Effective Interest Rate of 7.28% [Member]	Aug. 31, 2013 7.125% Senior Notes due August 2018, Effective Interest Rate of 7.28% [Member]	Aug. 30, 2014 4.000% Senior Notes due November 2020, Effective Interest Rate of 4.43% [Member]	Aug. 31, 2013 4.000% Senior Notes due November 2020, Effective Interest Rate of 4.43% [Member]	Aug. 30, 2014 3.700% Senior Notes due April 2022, Effective Interest Rate of 3.85% [Member]	Aug. 31, 2013 3.700% Senior Notes due April 2022, Effective Interest Rate of 3.85% [Member]	Nov. 13, 2012 2.875% Senior Notes due January 2023, Effective Interest Rate of 3.21% [Member]	Aug. 30, 2014 2.875% Senior Notes due January 2023, Effective Interest Rate of 3.21% [Member]	Aug. 31, 2013 2.875% Senior Notes due January 2023, Effective Interest Rate of 3.21% [Member]	Nov. 13, 2012 2.875% Senior Notes due January 2023, Effective Interest Rate of 3.21% [Member]	Apr. 29, 2013 3.125% Senior Notes due July 2023, Effective Interest Rate of 3.26% [Member]	Aug. 30, 2014 3.125% Senior Notes due July 2023, Effective Interest Rate of 3.26% [Member]	Aug. 31, 2013 3.125% Senior Notes due July 2023, Effective Interest Rate of 3.26% [Member]	Apr. 29, 2013 3.125% Senior Notes due July 2023, Effective Interest Rate of 3.26% [Member]
Debt Instrument [Line Items]
Stated interest rate percentage				6.50%	6.50%	6.50%	5.75%	5.75%	5.50%	5.50%	6.95%	6.95%		1.30%	1.30%	1.30%	7.125%	7.125%	4.00%	4.00%	3.70%	3.70%		2.875%	2.875%	2.875%		3.125%	3.125%	3.125%
Effective interest rate				6.63%	6.63%		5.89%	5.89%	4.86%	4.86%	7.09%	7.09%		1.43%	1.43%		7.28%	7.28%	4.43%	4.43%	3.85%	3.85%		3.21%	3.21%			3.26%	3.26%
Debt instrument, due date			2014-01	2014-01	2014-01		2015-01	2015-01	2015-11	2015-11	2016-06	2016-06	2017-01	2017-01	2017-01		2018-08	2018-08	2020-11	2020-11	2022-04	2022-04	2023-01	2023-01	2023-01		2023-07	2023-07	2023-07
Weighted average interest rate of commercial paper	0.27%	0.29%