Acquisitions - Schedule of Recognized Identified Assets Acquired and Liabilities Assumed - Clearpath (Details) - USD ($) $ in Millions		12 Months Ended
	Oct. 02, 2023	Sep. 30, 2025	Sep. 30, 2024	Sep. 30, 2023
Business Combination [Line Items]
Goodwill		$ 3,839.0	$ 3,993.0	$ 3,529.0
Cash consideration, net of cash acquired		$ 0.0	$ 749.0	$ 168.0
Clearpath Robotics
Business Combination [Line Items]
Receivables	$ 8.0
Inventory	22.0
Goodwill	283.0
Intangible assets	313.0
All other assets	11.0
Total assets acquired	637.0
Less: Deferred tax liability	(9.0)
Less: Deferred income taxes	(19.0)
Net assets acquired	609.0
Cash consideration, net of cash acquired	566.0
Contingent consideration	43.0
Total purchase consideration, net of cash acquired	$ 609.0