Consolidated Statements of Cash Flows - USD ($) $ in Millions	9 Months Ended
	Apr. 30, 2017	May 01, 2016
Cash flows from operating activities:
Net earnings	$ 569	$ 644
Adjustments to reconcile net earnings to operating cash flow
Impairment charges	212	0
Restructuring charges	0	32
Stock-based compensation	48	50
Pension and postretirement benefit expense (income)	(35)	167
Depreciation and amortization	234	228
Deferred income taxes	11	4
Other, net	15	2
Changes in working capital
Accounts receivable	1	5
Inventories	144	172
Prepaid assets	(20)	7
Accounts payable and accrued liabilities	(116)	(59)
Receipts from hedging activities	1	5
Other	(53)	(46)
Net cash provided by operating activities	1,011	1,211
Cash flows from investing activities:
Purchases of plant assets	(195)	(225)
Sales of plant assets	0	5
Other, net	(14)	(14)
Net cash used in investing activities	(209)	(234)
Cash flows from financing activities:
Net short-term repayments	(66)	(425)
Long-term repayments	(76)	0
Dividends paid	(314)	(294)
Treasury stock purchases	(305)	(118)
Treasury stock issuances	2	2
Payments related to tax withholding for stock-based compensation	(21)	(21)
Net cash used in financing activities	(780)	(856)
Effect of exchange rate changes on cash	(5)	9
Net change in cash and cash equivalents	17	130
Cash and cash equivalents - beginning of period	296	253
Cash and cash equivalents - end of period	$ 313	$ 383