Pension And Postretirement Benefits (Tables)

6 Months Ended

Jan. 30, 2011

General Discussion of Pension and Other Postretirement Benefits [Abstract]

Schedule Of Components Of Benefit Expense

Components of benefit expense were as follows:

	Three Months Ended												Six Months Ended
	Pension						Postretirement						Pension						Postretirement
	January 29, 2012			January 30, 2011			January 29, 2012			January 30, 2011			January 29, 2012			January 30, 2011			January 29, 2012			January 30, 2011
Service cost	$	13		$	15		$	1		$	1		$	27		$	29		$	2		$	2
Interest cost	30			31			5			5			61			61			9			9
Expected return on plan assets	(44		)	(45		)	—			—			(89		)	(89		)	—			—
Amortization of prior service credit	—			—			(1		)	(1		)	—			—			(1		)	(1		)
Recognized net actuarial loss	19			17			2			2			37			35			4			4
Net periodic benefit expense	$	18		$	18		$	7		$	7		$	36		$	36		$	14		$	14