Financial Instruments (Schedule Of Derivative Instruments) (Details) $ / shares in Units, € in Millions, $ in Millions	3 Months Ended		9 Months Ended
	Jun. 30, 2023 USD ($)	Jun. 30, 2022 USD ($)	Jun. 30, 2023 USD ($)	Jun. 30, 2022 USD ($)	Apr. 12, 2023 $ / shares	Sep. 30, 2019 EUR (€)
Derivative Instruments, Gain (Loss) [Line Items]
Gain (loss) reclassified to earnings	$ (42)	$ 70	$ (53)	$ 147
Gain (loss) to other comprehensive income	(37)	64	(138)	181
Senior Notes [Member]
Derivative Instruments, Gain (Loss) [Line Items]
Debt, face amount | €						€ 1,500
National Instruments
Derivative Instruments, Gain (Loss) [Line Items]
Business Acquisition, Share Price | $ / shares					$ 60
National Instruments
Derivative Instruments, Gain (Loss) [Line Items]
Investments	128		128
Debt and Equity Securities, Unrealized Gain (Loss)	12		47
Foreign Exchange Contract [Member]
Derivative Instruments, Gain (Loss) [Line Items]
Notional amount of foreign currency hedge positions	2,300		2,300
Foreign Exchange Contract [Member] | Cash Flow Hedging [Member] | Cost of Sales [Member]
Derivative Instruments, Gain (Loss) [Line Items]
Gain (loss) reclassified to earnings	42	10	60	21
Foreign Exchange Contract [Member] | Cash Flow Hedging [Member] | Cost of Sales [Member] | Other Comprehensive Income (Loss) [Member]
Derivative Instruments, Gain (Loss) [Line Items]
Gain (loss) to other comprehensive income	24	15	38	32
Foreign Exchange Contract [Member] | Cash Flow Hedging [Member] | Sales [Member]
Derivative Instruments, Gain (Loss) [Line Items]
Gain (loss) reclassified to earnings	0	(1)	(2)	0
Foreign Exchange Contract [Member] | Cash Flow Hedging [Member] | Sales [Member] | Other Comprehensive Income (Loss) [Member]
Derivative Instruments, Gain (Loss) [Line Items]
Gain (loss) to other comprehensive income	(2)	(3)	1	(5)
Foreign Exchange Contract [Member] | Net Investment Hedging [Member]
Derivative Instruments, Gain (Loss) [Line Items]
Gain (loss) reclassified to earnings	16		16
Foreign Exchange Contract [Member] | Net Investment Hedging [Member] | Other Comprehensive Income (Loss) [Member]
Derivative Instruments, Gain (Loss) [Line Items]
Gain (loss) to other comprehensive income	(46)	84	(183)	163
Commodity Contract [Member] | Cash Flow Hedging [Member] | Cost of Sales [Member]
Derivative Instruments, Gain (Loss) [Line Items]
Gain (loss) reclassified to earnings	(9)	5	(19)	18
Commodity Contract [Member] | Cash Flow Hedging [Member] | Cost of Sales [Member] | Other Comprehensive Income (Loss) [Member]
Derivative Instruments, Gain (Loss) [Line Items]
Gain (loss) to other comprehensive income	(13)	(32)	6	(9)
Commodity Contract [Member] | Cash Flow Hedging [Member] | Other deductions, net [Member]
Derivative Instruments, Gain (Loss) [Line Items]
Gain (loss) reclassified to earnings	$ (91)	$ 56	$ (108)	$ 108