Consolidated Statements Of Shareholders' Equity (Parenthetical) (USD $) In Millions	12 Months Ended
	Oct. 01, 2011	Oct. 02, 2010	Oct. 03, 2009
Consolidated Statements Of Shareholders' Equity [Abstract]
Net income (loss) related to redeemable noncontrolling interest	$ (4)	$ (9)	$ 0