Operations by Segments and Geographic Areas - Schedule of Long-Lived Assets, Based on Geographical Location, Excluding Deferred Tax Assets and Intangible Assets (Details) - USD ($) $ in Thousands	Dec. 31, 2021	Jun. 30, 2021
Long-lived assets:
Long-lived assets	$ 143,168	$ 144,724
United States
Long-lived assets:
Long-lived assets	78,762	82,816
United Kingdom
Long-lived assets:
Long-lived assets	42,893	44,455
Other
Long-lived assets:
Long-lived assets	$ 21,513	$ 17,453