Consolidated Statements Of Cash Flows (USD $) In Millions	12 Months Ended
	Jul. 31, 2011	Aug. 01, 2010	Aug. 02, 2009
Cash flows from operating activities:
Net earnings	$ 802	$ 844	$ 736
Adjustments to reconcile net earnings to operating cash flow
Impairment charge			67
Restructuring charges	63	12
Stock-based compensation	87	88	84
Depreciation and amortization	268	251	264
Deferred income taxes	46	54	144
Other, net	108	99	57
Changes in working capital
Accounts receivable	(15)	21	27
Inventories	(14)	105	(14)
Prepaid assets	19	(9)	28
Accounts payable and accrued liabilities	(26)	(34)	(125)
Pension fund contributions	(144)	(284)	(13)
Receipts from/(payments of) hedging activities	3	(20)	(44)
Other	(55)	(70)	(45)
Net cash provided by operating activities	1,142	1,057	1,166
Cash flows from investing activities:
Purchases of plant assets	(272)	(315)	(345)
Sales of plant assets	9	13	1
Business acquired			(66)
Sale of business, net of cash divested			38
Other, net	2	2	(6)
Net cash used in investing activities	(261)	(300)	(378)
Cash flows from financing activities:
Net short-term borrowings (repayments)	495	(265)	(320)
Long-term borrowings	500	400	600
Repayments of notes payable	(700)		(300)
Dividends paid	(378)	(365)	(350)
Treasury stock purchases	(728)	(472)	(527)
Treasury stock issuances	96	139	72
Excess tax benefits on stock-based compensation	11	11	18
Contribution from noncontrolling interest	10
Other, net	(6)	(4)	(7)
Net cash used in financing activities	(700)	(556)	(814)
Effect of exchange rate changes on cash	49	2	(4)
Net change in cash and cash equivalents	230	203	(30)
Cash and cash equivalents - beginning of period	254	51	81
Cash and cash equivalents - end of period	$ 484	$ 254	$ 51