Goodwill and intangible assets - Changes in carrying amount of goodwill (Details) $ in Thousands	3 Months Ended
	Sep. 30, 2023 USD ($)
Goodwill [Roll Forward]
Beginning balance	$ 10,628,594
Acquisition	10,891
Divestiture	(10,520)
Foreign currency translation	(105,836)
Ending balance	10,523,129
Diversified Industrial Segment
Goodwill [Roll Forward]
Beginning balance	7,682,755
Acquisition	1,113
Divestiture	(10,520)
Foreign currency translation	(83,232)
Ending balance	7,590,116
Aerospace Systems Segment
Goodwill [Roll Forward]
Beginning balance	2,945,839
Acquisition	9,778
Divestiture	0
Foreign currency translation	(22,604)
Ending balance	$ 2,933,013