Business realignment and acquisition integration charges - Business segment information (Details) $ in Thousands	3 Months Ended
	Sep. 30, 2024 USD ($) employee	Sep. 30, 2023 USD ($) employee
Other income, net
Restructuring Cost and Reserve [Line Items]
Business realignment charges	$ 598	$ 0
Diversified Industrial | Operating Segments
Restructuring Cost and Reserve [Line Items]
Business realignment charges	$ 8,900	$ 12,639
Number of positions eliminated (employees) | employee	327	325
Aerospace Systems | Operating Segments
Restructuring Cost and Reserve [Line Items]
Business realignment charges	$ 8	$ 453
Number of positions eliminated (employees) | employee	0	2