Debt (Schedule Of Short-Term Debt) (Detail) (Details) (USD $) In Millions, unless otherwise specified	12 Months Ended
	Aug. 31, 2014	Sep. 01, 2013
Short-term Debt [Line Items]
Line of Credit Facility, Current Borrowing Capacity	$ 451	$ 700
Line of Credit Facility, Amount Outstanding		36
JAPAN
Short-term Debt [Line Items]
Short-term Debt, Maximum Amount Outstanding During Period	93	157
Short-term Debt, Average Outstanding Amount	67	56
Short-term Debt, Weighted Average Interest Rate	0.55%	0.56%
UNITED KINGDOM
Short-term Debt [Line Items]
Short-term Debt, Maximum Amount Outstanding During Period	18	14
Short-term Debt, Average Outstanding Amount	$ 7	$ 4
Short-term Debt, Weighted Average Interest Rate	1.54%	1.50%
Minimum [Member]
Short-term Debt [Line Items]
Line of Credit Facility, Interest Rate During Period		0.10%
Maximum [Member]
Short-term Debt [Line Items]
Line of Credit Facility, Interest Rate During Period		4.31%