Restructuring Charges - Cody Restructuring Program (Details) - USD ($) $ in Thousands	12 Months Ended
	Jun. 30, 2019	Jun. 30, 2018	Jun. 30, 2017	Jun. 29, 2018
Restructuring Charges
Restructuring expenses	$ 4,095	$ 7,061	$ 7,168
Cody Restructuring Plan
Restructuring Charges
Impairment charges	21,500
Restructuring expenses	(585)
Cody Restructuring Plan | Employee separation costs
Restructuring Charges
Estimated restructuring charges				$ 2,500
Restructuring expenses	$ (585)