Business realignment and acquisition integration charges - Acquisition integration charges related to the Lord and Exotic acquisitions (Details) - USD ($) $ in Thousands	3 Months Ended
	Sep. 30, 2023	Sep. 30, 2022
Diversified Industrial
Restructuring Cost and Reserve [Line Items]
Acquisition integration charges	$ 1,139	$ 186
Aerospace Systems
Restructuring Cost and Reserve [Line Items]
Acquisition integration charges	$ 5,267	$ 11,805