Restructuring Charges (Schedule Of Pre-Tax Charge And Remaining Costs) (Details) (USD $) In Millions, unless otherwise specified	10 Months Ended
	Apr. 29, 2012
Restructuring Cost and Reserve [Line Items]
Total Program	$ 75
Recognized as of end of period	(72)
Remaining Costs to be Recognized	3
Severance Pay And Benefits [Member]
Restructuring Cost and Reserve [Line Items]
Total Program	43
Recognized as of end of period	(41)
Remaining Costs to be Recognized	2
Asset Impairment/Accelerated Depreciation [Member]
Restructuring Cost and Reserve [Line Items]
Total Program	23
Recognized as of end of period	(23)
Remaining Costs to be Recognized	0
Other Exit Costs [Member]
Restructuring Cost and Reserve [Line Items]
Total Program	9
Recognized as of end of period	(8)
Remaining Costs to be Recognized	$ 1