Subsequent Events (Details) (USD $) In Thousands, except Share data in Millions, unless otherwise specified	3 Months Ended		6 Months Ended		9 Months Ended
	Jul. 27, 2014	Apr. 27, 2014	Jul. 27, 2014	Jul. 28, 2013	Oct. 26, 2014 Subsequent Event [Member]
Subsequent Event [Line Items]
Payments for Repurchase of Common Stock		$ 500,000	$ 500,000	$ 850,000	$ 310,000
Treasury Stock, Shares, Acquired	6.8	20.6	27.4		10.9