Common Stock Repurchase (Details) (USD $) In Millions, except Per Share data, unless otherwise specified	3 Months Ended	6 Months Ended
	Mar. 29, 2013	Mar. 29, 2013	Mar. 30, 2012	Nov. 08, 2012
Stockholders' Equity Note [Abstract]
Stock Repurchase Program, Number of Shares Authorized to be Repurchased				$ 200.0
Payments for Repurchase of Common Stock	30.9	72.5	12.4
Treasury Stock, Shares, Acquired	1.4	3.3	0.8
Treasury Stock Acquired, Average Cost Per Share	$ 21.89	$ 21.91
Stock Repurchase Program, Remaining Authorized Repurchase Amount		$ 127.5