Stockholders' Equity (Narrative) (Details) (USD $)	6 Months Ended
	Dec. 28, 2014	Dec. 29, 2013	Oct. 16, 2012	Jan. 31, 2015
Equity [Line Items]
Number of shares authorized			10,000,000
Number of shares of common stock repurchased	700,000
Total cost of repurchase	$ 28,600,000
Dividends payable, amount per share	$ 0.27
Payments of Dividends	131,561,000	124,082,000
Common stock, dividends, per share, cash paid	$ 0.54
Equity Grants [Member]
Equity [Line Items]
Number of shares of common stock repurchased	151,100,000
Total cost of repurchase	$ 6,100,000
Subsequent Event [Member]
Equity [Line Items]
Dividends payable, amount per share				$ 0.30