Consolidated Statements Of Cash Flows (USD $) In Millions, unless otherwise specified	9 Months Ended
	Apr. 28, 2013	Apr. 29, 2012
Cash flows from operating activities:
Net earnings	$ 609	$ 639
Adjustments to reconcile net earnings to operating cash flow
Restructuring charges	31	9
Stock-based compensation	82	62
Depreciation and amortization	318	189
Deferred income taxes	(10)	64
Other, net	114	94
Changes in working capital
Accounts receivable	(40)	(23)
Inventories	(52)	80
Prepaid assets	1	0
Accounts payable and accrued liabilities	(82)	(140)
Pension fund contributions	(83)	(68)
Receipts from hedging activities	20	11
Other	(44)	(79)
Net cash provided by operating activities	864	838
Cash flows from investing activities:
Purchases of plant assets	(205)	(173)
Sales of plant assets	4	1
Business acquired, net of cash acquired	(1,558)	0
Other, net	(15)	6
Net cash used in investing activities	(1,774)	(166)
Cash flows from financing activities:
Net short-term borrowings (repayments)	613	(302)
Long-term borrowings	1,250	0
Repayments of notes payable	(400)	0
Dividends paid	(366)	(281)
Treasury stock purchases	(139)	(272)
Treasury stock issuances	78	94
Excess tax benefits on stock-based compensation	9	6
Contribution from noncontrolling interest	3	0
Other, net	(17)	0
Net cash provided by (used in) financing activities	1,031	(755)
Effect of exchange rate changes on cash	(3)	(18)
Net change in cash and cash equivalents	118	(101)
Cash and cash equivalents - beginning of period	335	484
Cash and cash equivalents - end of period	$ 453	$ 383