Consolidated Statements Of Cash Flows (USD $) In Millions, unless otherwise specified	9 Months Ended
	Apr. 29, 2012	May 01, 2011
Cash flows from operating activities:
Net earnings	$ 639	$ 704
Adjustments to reconcile net earnings to operating cash flow
Restructuring charges	9	0
Stock-based compensation	62	69
Depreciation and amortization	189	194
Deferred income taxes	64	66
Other, net	94	81
Changes in working capital
Accounts receivable	(23)	(58)
Inventories	80	116
Prepaid assets	0	25
Accounts payable and accrued liabilities	(140)	(153)
Pension fund contributions	(68)	(140)
Receipts from hedging activities	11	1
Other	(79)	(47)
Net cash provided by operating activities	838	858
Cash flows from investing activities:
Purchases of plant assets	(173)	(133)
Sales of plant assets	1	9
Other, net	6	1
Net cash used in investing activities	(166)	(123)
Cash flows from financing activities:
Net short-term borrowings (repayments)	(302)	524
Long-term borrowings	0	(500)
Repayment of notes payable	0	(700)
Dividends paid	(281)	(284)
Treasury stock purchases	(272)	(696)
Treasury stock issuances	94	54
Excess tax benefits on stock-based compensation	6	7
Contribution from noncontrolling interest	0	9
Other	0	(5)
Net cash used in financing activities	(755)	(591)
Effect of exchange rate changes on cash	(18)	51
Net change in cash and cash equivalents	(101)	195
Cash and cash equivalents - beginning of period	484	254
Cash and cash equivalents - end of period	$ 383	$ 449