Common Stock Repurchase (Details) (USD $)	3 Months Ended
	Dec. 30, 2011	Dec. 31, 2010	Aug. 30, 2010
Equity, Class of Treasury Stock [Line Items]
Stock Repurchase Program, Number of Shares Authorized to be Repurchased			$ 200,000,000
Payments for Repurchase of Common Stock	12,405,000	18,214,000
Treasury Stock, Shares, Acquired	750,000
Stock Repurchase Program Average Price Per Share	$ 16.54
Stock Repurchase Program, Remaining Authorized Repurchase Amount	$ 117,600,000