Segment and Geographic information Location and Net Book Value of Long-Lived Assets (Details) - USD ($) $ in Thousands	Jun. 30, 2020	Jun. 30, 2019
Revenues from External Customers and Long-Lived Assets [Line Items]
PropertyPlantEquipmentAndLandUseRights	$ 412,340	$ 409,737
China
Revenues from External Customers and Long-Lived Assets [Line Items]
PropertyPlantEquipmentAndLandUseRights	310,600	321,145
United States
Revenues from External Customers and Long-Lived Assets [Line Items]
PropertyPlantEquipmentAndLandUseRights	100,984	87,817
Other countries
Revenues from External Customers and Long-Lived Assets [Line Items]
PropertyPlantEquipmentAndLandUseRights	$ 756	$ 775