Stockholder's Equity (Share Repurchase) (Details) - 2017 Stock Repurchase Program [Member] - USD ($) $ / shares in Units, shares in Millions, $ in Millions		3 Months Ended
	Jan. 17, 2017	Dec. 30, 2016
Authorized amount of stock for repurchase		$ 400.0
Stock repurchased		$ 106.5
Stock repurchased (shares)		1.4
Average price of stock repurchased (in dollars per share)		$ 76.05
Remaining amount authorized fro stock repurchase		$ 94.9
Subsequent Event [Member]
Authorized amount of stock for repurchase	$ 500.0
Share repurchase authorized date	Jan. 17, 2017
Stock repurchase program expiration date	Jan. 17, 2019