Goodwill and Intangible Assets - Schedule of Changes in Carrying Amount of Goodwill (Details) - USD ($) $ in Millions	12 Months Ended
	Jun. 30, 2025	Jun. 30, 2024
Goodwill [Roll Forward]
Beginning balance	$ 10,507	$ 10,629
Acquisitions		11
Divestitures	(90)	(25)
Foreign currency translation	277	(108)
Ending balance	10,694	10,507
Diversified Industrial Segment
Goodwill [Roll Forward]
Beginning balance	7,607	7,683
Acquisitions		1
Divestitures	(90)	(25)
Foreign currency translation	211	(52)
Ending balance	7,728	7,607
Aerospace Systems Segment
Goodwill [Roll Forward]
Beginning balance	2,900	2,946
Acquisitions		10
Divestitures	0	0
Foreign currency translation	66	(56)
Ending balance	$ 2,966	$ 2,900