Business realignment and acquisition integration charges - Business segment information (Details) - Operating Segments $ in Thousands	3 Months Ended
	Sep. 30, 2022 USD ($) employee	Sep. 30, 2021 USD ($) employee
Diversified Industrial
Restructuring Cost and Reserve [Line Items]
Business realignment charges | $	$ 2,012	$ 3,017
Number of positions eliminated (employees) | employee	51	35
Aerospace Systems
Restructuring Cost and Reserve [Line Items]
Business realignment charges | $	$ 1,849	$ (3)
Number of positions eliminated (employees) | employee	12	0