Accumulated Other Comprehensive Income (Loss) Accumulated Other Comprehensive Income (Loss) (Schecule of amounts reclassified from AOCI) (Details) - USD ($)
$ in Millions |
3 Months Ended |
9 Months Ended |
May. 01, 2016 |
May. 03, 2015 |
May. 01, 2016 |
May. 03, 2015 |
| Other Comprehensive Income (Loss), Derivatives Qualifying as Hedges, before Tax [Abstract] |
|
|
|
|
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| Reclassification adjustment for (gains) losses included in net earnings, before tax |
|
$ (3)
|
$ (1)
|
$ (9)
|
$ 0
|
| Reclassification adjustment for (gains) losses included in net earnings, tax expense (benefit) |
|
1
|
0
|
3
|
0
|
| Reclassification adjustment for (gains) losses included in net earnings, after-tax |
|
(2)
|
(1)
|
(6)
|
0
|
| Other Comprehensive (Income) Loss, Pension and Other Postretirement Benefit Plans, Adjustment, before Tax, [Abstract] |
|
|
|
|
|
| Reclassification of prior service credit included in net earnings, before tax |
[1] |
(1)
|
(1)
|
(2)
|
(2)
|
| Other Comprehensive Income (Loss), Tax [Abstract] |
|
|
|
|
|
| Tax expense (benefit) |
|
0
|
0
|
0
|
0
|
| Other Comprehensive Income (Loss), Net of Tax [Abstract] |
|
|
|
|
|
| Total pension and other postretirement benefit amortization included in net earnings, net of tax |
|
(1)
|
(1)
|
(2)
|
(2)
|
| Foreign Exchange Contract [Member] | Cost Of Products Sold [Member] |
|
|
|
|
|
| Other Comprehensive Income (Loss), Derivatives Qualifying as Hedges, before Tax [Abstract] |
|
|
|
|
|
| Reclassification adjustment for (gains) losses included in net earnings, before tax |
|
(4)
|
(2)
|
(10)
|
(2)
|
| Foreign Exchange Contract [Member] | Other expenses / (income) [Member] |
|
|
|
|
|
| Other Comprehensive Income (Loss), Derivatives Qualifying as Hedges, before Tax [Abstract] |
|
|
|
|
|
| Reclassification adjustment for (gains) losses included in net earnings, before tax |
|
0
|
0
|
(2)
|
(1)
|
| Interest Rate Contract [Member] | Interest Expense [Member] |
|
|
|
|
|
| Other Comprehensive Income (Loss), Derivatives Qualifying as Hedges, before Tax [Abstract] |
|
|
|
|
|
| Reclassification adjustment for (gains) losses included in net earnings, before tax |
|
$ 1
|
$ 1
|
$ 3
|
$ 3
|
|
|