Subsequent Events (Details) - USD ($) $ / shares in Units, $ in Millions	3 Months Ended								12 Months Ended
	Sep. 30, 2023	Jun. 30, 2023	Mar. 31, 2023	Dec. 31, 2022	Sep. 30, 2022	Jun. 30, 2022	Mar. 31, 2022	Dec. 31, 2021	Sep. 30, 2023	Sep. 30, 2022	Sep. 30, 2021	Oct. 11, 2023	Apr. 12, 2023
Subsequent Event [Line Items]
Net sales	$ 4,090	$ 3,946	$ 3,756	$ 3,373	$ 3,892	$ 3,465	$ 3,291	$ 3,156	$ 15,165	$ 13,804	$ 12,932
National Instruments
Subsequent Event [Line Items]
Business acquisition, purchase price per share (in dollars per share)													$ 60
Revenues									1,700
Net sales									$ 170
National Instruments | Subsequent Event
Subsequent Event [Line Items]
Business acquisition, purchase price per share (in dollars per share)												$ 60
Equity value												$ 8,200
Effective purchase price per share (in dollars per share)												$ 59.61