Acquisition (Pro Forma Financial Information) (Details) (USD $) In Millions, except Per Share data	3 Months Ended		9 Months Ended
	Jul. 02, 2011	Jul. 03, 2010	Jul. 02, 2011	Jul. 03, 2010
Acquisition
Revenue	$ 304.4	$ 258.3	$ 886.4	$ 789.8
Net income	$ 15.3	$ 8.8	$ 52.9	$ 39.6
Earnings per share-Basic	$ 0.13	$ 0.08	$ 0.45	$ 0.34
Earnings per share-Diluted	$ 0.13	$ 0.07	$ 0.44	$ 0.33