Consolidated Statements Of Cash Flows (USD $) In Millions, unless otherwise specified	3 Months Ended
	Oct. 28, 2012	Oct. 30, 2011
Cash flows from operating activities:
Net earnings	$ 243	$ 263
Adjustments to reconcile net earnings to operating cash flow
Restructuring charges	22	2
Stock-based compensation	25	22
Depreciation and amortization	98	63
Deferred income taxes	(2)	27
Other, net	35	32
Changes in working capital
Accounts receivable	(258)	(238)
Inventories	(125)	(131)
Prepaid assets	(14)	(15)
Accounts payable and accrued liabilities	143	126
Pension fund contributions	(76)	(59)
Receipts from (payments of) hedging activities	1	(7)
Other	(11)	(12)
Net cash provided by operating activities	81	73
Cash flows from investing activities:
Purchases of plant assets	(41)	(35)
Sales of plant assets	3	0
Business acquired, net of cash acquired	(1,567)	0
Other, net	(9)	1
Net cash used in investing activities	(1,614)	(34)
Cash flows from financing activities:
Net short-term borrowings (repayments)	411	(65)
Long-term borrowings	1,250	0
Dividends paid	(92)	(95)
Treasury stock purchases	(17)	(85)
Treasury stock issuances	20	16
Excess tax benefits on stock-based compensation	3	0
Other, net	(17)	0
Net cash provided by (used in) financing activities	1,558	(229)
Effect of exchange rate changes on cash	1	(9)
Net change in cash and cash equivalents	26	(199)
Cash and cash equivalents - beginning of period	335	484
Cash and cash equivalents - end of period	$ 361	$ 285