Inventory (Schedule Of Inventory) (Details) - USD ($) $ in Thousands	Mar. 31, 2021	Jun. 30, 2020
Inventory [Abstract]
Finished goods	$ 20,267	$ 15,618
Finished goods subject to sale restrictions	0	4,242
Inventory	$ 20,267	$ 19,860	[1]

[1] Derived from audited financial statements.