Pension And Postretirement Benefits (Narrative) (Details) - USD ($) $ in Millions	3 Months Ended
	Nov. 01, 2015	Nov. 02, 2014
Defined Benefit Plans and Other Postretirement Benefit Plans Table Text Block [Line Items]
Pension Contributions	$ 1	$ 1
U.S. Pension Plan, Defined Benefit [Member]
Defined Benefit Plans and Other Postretirement Benefit Plans Table Text Block [Line Items]
Pension contributions, remainder of current fiscal year	0
Non-U.S. Pension Plan, Defined Benefit [Member]
Defined Benefit Plans and Other Postretirement Benefit Plans Table Text Block [Line Items]
Pension Contributions	1
Pension contributions, remainder of current fiscal year	$ 3