Consolidated Statements of Cash Flows - USD ($) $ in Millions	6 Months Ended
	Jan. 31, 2021	Jan. 26, 2020
Cash flows from operating activities:
Net earnings	$ 554	$ 1,374
Adjustments to reconcile net earnings to operating cash flow
Restructuring charges	19	10
Stock-based compensation	34	33
Pension and postretirement benefit income	(66)	(47)
Depreciation and amortization	154	162
Deferred income taxes	69	32
Net gain on sales of businesses	0	(972)
Loss on extinguishment of debt	0	75
Other	47	53
Changes in working capital, net of divestitures
Accounts receivable	(124)	(112)
Inventories	57	73
Prepaid assets	(3)	11
Accounts payable and accrued liabilities	(108)	(9)
Other	(22)	(20)
Net cash provided by operating activities	611	663
Cash flows from investing activities:
Purchases of plant assets	(132)	(167)
Purchases of route businesses	(1)	(6)
Sales of route businesses	6	5
Sales of businesses, net of cash divested	0	2,533
Other	7	3
Net cash provided by (used) in investing activities	(120)	2,368
Cash flows from financing activities:
Short-term borrowings, including commercial paper	0	3,680
Short-term repayments, including commercial paper	(176)	(4,350)
Long-term repayments	0	(499)
Dividends paid	(215)	(213)
Treasury stock issuances	0	4
Payments related to tax withholding for stock-based compensation	(14)	(9)
Payments related to extinguishment of debt	0	(1,765)
Net cash used in financing activities	(405)	(3,152)
Effect of exchange rate changes on cash	1	0
Net change in cash and cash equivalents	87	(121)
Cash and cash equivalents - beginning of period	859	31
Cash and cash equivalents discontinued operations - beginning of period	0	148
Cash and cash equivalents discontinued operations - end of period	0	0
Cash and cash equivalents - end of period	$ 946	$ 58