Geographic Information - Geographic Areas (Details) - USD ($) $ in Thousands	12 Months Ended
	Jun. 30, 2021	Jun. 30, 2020	Jun. 30, 2019
Revenues from External Customers and Long-Lived Assets
Net Sales	$ 569,008	$ 727,859	$ 768,070
United States
Revenues from External Customers and Long-Lived Assets
Net Sales	565,044	715,175	755,878
Foreign
Revenues from External Customers and Long-Lived Assets
Net Sales	$ 3,964	$ 12,684	$ 12,192