Pension And Postretirement Benefits (Tables)

12 Months Ended

Jul. 31, 2011

Aug. 01, 2010

Schedule Of Change In Benefit Obligation

	Pension		Postretirement
	2011	2010	2011	2010
Obligation at beginning of year	$   2,275	$   2,077	$  362	$  340
Service cost	58	55	3	3
Interest cost	121	121	18	19
Actuarial loss	61	181	15	50
Participant contributions	—	—	5	4
Benefits paid	(146)	(148)	(34)	(39)
Medicare subsidies	—	—	5	3
Other	(4)	(2)	—	—
Plan amendments	(1)	—	—	(18)
Settlement	(8)	(21)	—	—
Foreign currency adjustment	32	12	—	—
Benefit obligation at end of year	$   2,388	$   2,275	$  374	$  362

Schedule Of Change In The Fair Value Of Pension Plan Assets

	2011	2010
Fair value at beginning of year	$   1,767	$   1,415
Actual return on plan assets	266	222
Employer contributions	144	284
Benefits paid	(139)	(142)
Settlement	(6)	(21)
Foreign currency adjustment	27	9
Fair value at end of year	$   2,059	$   1,767

Schedule Of Amounts Recognized In The Consolidated Balance Sheets

	Pension		Postretirement
	2011	2010	2011	2010
Accrued liabilities	$       (10)	$         (8)	$     (30)	$     (30)
Other liabilities	(319)	(500)	(344)	(332)
Net amount recognized	$     (329)	$     (508)	$   (374)	$   (362)
Amounts recognized in accumulated other comprehensive loss consist of:
Net actuarial loss	$   1,179	$   1,263	$       95	$      87
Prior service credit	(3)	(1)	(9)	(10)
Total	$   1,176	$   1,262	$        86	$      77

Schedule Of Pension Plans With Accumulated Benefit Obligations In Excess Of Plan Assets

	2011	2010
Projected benefit obligation	$   2,194	$  2,261
Accumulated benefit obligation	$   2,131	$  2,140
Fair value of plan assets	$   1,891	$  1,757

Schedule Of Assumed Health Care Cost Trend Rates

	2011	2010
Health care cost trend rate assumed for next year	8.25%	8.25%
Rate to which the cost trend rate is assumed to decline (ultimate trend rate)	4.50%	4.50%
Year that the rate reaches the ultimate trend rate	2019	2018

Schedule Of Effect Of One-Percentage-Point Change In Assumed Health Care Costs

	Increase	Decrease
Effect on service and interest cost	$     1	$     (1)
Effect on the 2011 accumulated benefit obligation	$  20	$   (18)

Schedule Of Pension Plan Weighted-Average Asset Allocations By Category

	Strategic   Target	2011	2010
Equity securities	51%	50%	49%
Debt securities	35%	35%	34%
Real estate and other	14%	15%	17%
Total	100%	100%	100%

Schedule Of Pension Plan Assets By Category

	Fair Value	Fair Value Measurements at			Fair Value	Fair Value Measurements at
	as of	July  31, 2011 Using			as of	August 1, 2010 Using
	July 31,	Fair Value Hierarchy			August 1,	Fair Value Hierarchy
	2011	Level 1	Level 2	Level 3	2010	Level 1	Level 2	Level 3
Asset category
Short-term investments	$     65	$    5	$     60	$  —	$     60	$    5	$     55	$  —
Equities:
U.S	396	396	—	—	308	308	—	—
Non-U.S	267	267	—	—	245	245	—	—
Corporate bonds:
U.S	414	—	414	—	357	—	357	—
Non-U.S	88	—	88	—	89	—	89	—
Government and agency bonds:
U.S	9	—	9	—	21	—	21	—
Non-U.S	31	—	31	—	21	—	21	—
Municipal Bonds	42	—	42	—	17	—	17	—
Commingled funds:
Equities	366	—	366	—	298	—	298	—
Fixed Income	73	—	73	—	46	—	46	—
Mortgage and asset backed securities	27	—	27	—	26	—	26	—
Real estate	70	7	44	19	60	4	38	18
Limited partnerships	20	—	—	20	24	—	—	24
Hedge funds	196	—	196	—	174	—	174	—
Guaranteed insurance contracts	—	—	—	—	8	—	—	8
Total	$2,064	$675	$1,350	$39	$ 1,754	$562	$1,142	$  50
Other items to reconcile to fair value of plan assets	(5)				13
Total pension assets at fair value	$2,059				$ 1,767

Schedule Of Changes In Fair Value Of Level 3 Investments

	Real Estate	Limited Partnerships	Guaranteed Insurance Contracts	Total
Fair value at August 1, 2010	$             18	$             24	$               8	$             50
Actual return on plan assets	4	4	(2)	6
Purchases	—	—	—	—
Sales	(3)	(8)	—	(11)
Settlements	—	—	(6)	(6)
Transfers out of Level 3	—	—	—	—
Fair value at July 31, 2011	$             19	$             20	$             —	$             39

	Real Estate	Limited Partnerships	Guaranteed Insurance Contracts	Total
Fair value at August 2, 2009	$             32	$             31	$               5	$             68
Actual return on plan assets	(2)	(4)	2	(4)
Purchases	—	—	1	1
Sales	(1)	(3)	—	(4)
Settlements	—	—	—	—
Transfers out of Level 3	(11)	—	—	(11)
Fair value at August 1, 2010	$             18	$             24	$               8	$             50

Schedule Of Estimated Future Benefit Payments

	Pension	Postretirement
2012	$     147	$     30
2013	$     150	$     31
2014	$     150	$     31
2015	$     154	$     32
2016	$     158	$     32
2017-2021	$     856	$   163

Pension [Member]

Schedule Of Components Of Benefit Expense

	Pension
	2011	2010	2009
Service cost	$      58	$      55	$      46
Interest cost	121	121	122
Expected return on plan assets	(178)	(170)	(163)
Amortization of prior service cost	1	1	1
Recognized net actuarial loss	70	49	19
Settlement (gains)/costs	(1)	12	—
Special termination benefits	—	—	2
Net periodic pension expense	$      71	$      68	$      27

Postretirement [Member]

Schedule Of Components Of Benefit Expense

	Postretirement
	2011	2010	2009
Service cost	$     3	$    3	$     3
Interest cost	18	19	22
Amortization of prior service cost/(credit)	(1)	1	1
Recognized net actuarial loss	7	1	—
Net periodic postretirement expense	$  27	$  24	$  26

Benefit Obligation [Member]

Weighted-Average Assumptions Used To Determine Benefit Costs

	Pension		Postretirement
	2011	2010	2011	2010
Discount rate	5.41%	5.46%	5.00%	5.25%
Rate of compensation increase	3.31%	3.29%	3.25%	3.25%

Net Periodic Benefit Cost [Member]

Weighted-Average Assumptions Used To Determine Benefit Costs

Pension	2011	2010	2009
Discount rate	5.46%	6.00%	6.87%
Expected return on plan assets	8.15%	8.13%	8.60%
Rate of compensation increase	3.29%	3.29%	3.97%