Restructuring Charges - Cody Restructuring Program (Details) - USD ($) $ in Thousands	3 Months Ended
	Sep. 30, 2018	Sep. 30, 2017	Jun. 29, 2018
Restructuring Charges
Restructuring expenses	$ 1,022	$ 527
Cody Restructuring Plan
Restructuring Charges
Estimated restructuring charges			$ 5,000
Restructuring expenses	144
Cody Restructuring Plan | Employee separation costs
Restructuring Charges
Estimated restructuring charges			$ 3,500
Restructuring expenses	$ 144