COMPOSITION OF CERTAIN FINANCIAL STATEMENT ITEMS (Schedule of Land and Building) (Details) - USD ($) $ in Thousands	Jun. 30, 2021	Jun. 30, 2020
Property, Plant and Equipment [Line Items]
Land and building, gross	$ 6,499
Accumulated depreciation	62
Land and building, net	6,437
Land [Member]
Property, Plant and Equipment [Line Items]
Land and building, gross	3,684
Building [Member]
Property, Plant and Equipment [Line Items]
Land and building, gross	$ 2,815