Business realignment and acquisition integration charges - Income statement location (Details) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Dec. 31, 2021	Dec. 31, 2020	Dec. 31, 2021	Dec. 31, 2020
Cost of sales
Restructuring Cost and Reserve [Line Items]
Business realignment charges	$ 1,710	$ 14,183	$ 2,711	$ 26,333
Selling, general and administrative expenses
Restructuring Cost and Reserve [Line Items]
Business realignment charges	1,935	3,923	3,948	6,910
Other expense (income), net
Restructuring Cost and Reserve [Line Items]
Business realignment charges	$ 0	$ 661	$ 0	$ 1,225