Equity (Narrative) (Details) (USD $) In Millions, except Share data, unless otherwise specified	3 Months Ended
	Jan. 01, 2012	Oct. 02, 2011
Equity [Abstract]
Authorized shares of common stock	1,200,000,000	1,200,000,000
Par value of common stock	$ 0.001	$ 0.001
Authorized shares of preferred stock	7,500,000
Outstanding shares of preferred stock	0
Shares available for repurchase	$ 24.0
Cash dividend to shareholders	$ 0.17
Dividends payable, record date	Feb. 08, 2012
Dividends payable, payment date	Feb. 24, 2012