Stockholders' Equity (Narrative) (Details) - USD ($) $ / shares in Units, shares in Thousands, $ in Thousands	3 Months Ended			4 Months Ended	9 Months Ended
	Jul. 05, 2015	Apr. 12, 2015	Jul. 06, 2014	Jan. 18, 2015	Jul. 05, 2015	Jul. 06, 2014	May. 07, 2015	Nov. 13, 2014	Jul. 31, 2014	Feb. 10, 2014
Equity, Class of Treasury Stock [Line Items]
Stock Repurchase Program, Authorized Amount							$ 100,000	$ 100,000	$ 100,000	$ 200,000
Treasury Stock, Shares, Acquired					2,950
Repurchase of common stock, remaining authorized amount	$ 65,500				$ 65,500
Repurchases of common stock					$ 254,668	$ 284,258
Common Stock, Dividends, Per Share, Declared	$ 0.30	$ 0.20	$ 0.20	$ 0.20	$ 0.70	$ 0.20
Declared Dividends					$ (26,700)
Fiscal 2014 Trades Settled Fiscal 2015 [Member]
Equity, Class of Treasury Stock [Line Items]
Repurchases of common stock					3,100
Fiscal 2013 Trades Settled Fiscal 2014 [Member]
Equity, Class of Treasury Stock [Line Items]
Repurchases of common stock						$ 7,300
Treasury Stock [Member]
Equity, Class of Treasury Stock [Line Items]
Repurchases of common stock					$ 251,600