Stockholder's Equity (Details) - USD ($) $ / shares in Units, shares in Millions, $ in Millions	3 Months Ended	9 Months Ended
	Jul. 03, 2015	Jul. 03, 2015	Nov. 11, 2014
Stockholders' Equity Note [Abstract]
Stock repurchase authorized			$ 300.0
Payments for repurchase of common stock	$ 47.2	$ 126.3
Treasury stock acquired (shares)	0.5	1.6
Average cost per share (usd per share)	$ 94.34	$ 78.91
Remaining authorized repurchase amount	$ 173.7	$ 173.7