Consolidated Statements Of Cash Flows - USD ($) $ in Millions	12 Months Ended
	Sep. 30, 2020	Sep. 30, 2019	Sep. 30, 2018
Operating activities
Net earnings	$ 1,990	$ 2,328	$ 2,224
Adjustments to reconcile net earnings to net cash provided by operating activities:
Depreciation and amortization	854	822	758
Stock compensation expense	110	120	216
Pension expense	67	2	49
Pension funding	(66)	(60)	(61)
Transition impact of Tax Act	0	0	189
Total changes in operating working capital	148	(150)	(83)
Other, net	(20)	(56)	(22)
Cash provided by operating activities	3,083	3,006	2,892
Investing activities
Capital expenditures	(538)	(594)	(617)
Purchases of businesses, net of cash and equivalents acquired	(126)	(469)	(2,203)
Divestitures of businesses	0	14	201
Other, net	(76)	(125)	(101)
Cash used in investing activities	(740)	(1,174)	(2,720)
Financing activities
Net increase (decrease) in short-term borrowings	(90)	(6)	343
Proceeds from short-term borrowings greater than three months	1,043	0	0
Payments of short-term borrowings greater than three months	(1,043)	0	0
Proceeds from long-term debt	2,233	1,691	0
Payments of long-term debt	(503)	(656)	(241)
Dividends paid	(1,209)	(1,209)	(1,229)
Purchases of common stock	(942)	(1,250)	(1,000)
Other, net	2	39	35
Cash used in financing activities	(509)	(1,391)	(2,092)
Effect of exchange rate changes on cash and equivalents	(13)	(40)	(49)
Increase (Decrease) in cash and equivalents	1,821	401	(1,969)
Beginning cash and equivalents	1,494	1,093	3,062
Ending cash and equivalents	3,315	1,494	1,093
Changes in operating working capital
Receivables	207	51	(175)
Inventories	(6)	(87)	17
Other current assets	33	(87)	(42)
Accounts payable	(196)	(37)	115
Accrued expenses	110	10	2
Total changes in operating working capital	$ 148	$ (150)	$ (83)