Shareholders' Equity - Accumulated Other Comprehensive Income (Details) (USD $) In Millions, unless otherwise specified	3 Months Ended
	Nov. 29, 2012	Dec. 01, 2011	Aug. 30, 2012
Accumulated Other Comprehensive Income (Loss), Net of Tax [Abstract]
Cumulative foreign currency translation adjustments	$ 56		$ 49
Gain (loss) on derivatives, net	26		31
Gain (loss) on investments, net	3		1
Pension liability adjustments	(2)		(1)
Accumulated other comprehensive income	83		80
Comprehensive Income (Loss), Net of Tax, Including Portion Attributable to Noncontrolling Interest [Abstract]
Cumulative foreign currency translation adjustments	7	(21)
Gain (loss) on derivatives, net	(5)	(11)
Gain (loss) on investments, net	2	2
Pension liability adjustments	(1)	0
Other comprehensive income (loss)	$ 3	$ (30)