XML 41 R31.htm IDEA: XBRL DOCUMENT v3.21.1
COMPOSITION OF CERTAIN FINANCIAL STATEMENT ITEMS (Intangible Assets) (Details) - USD ($)
$ in Thousands
Mar. 31, 2021
Jun. 30, 2020
Finite-Lived Intangible Assets [Line Items]    
Less accumulated amortization $ (71) $ (60)
Intangible assets,net 163 162
Patent-related costs [Member]    
Finite-Lived Intangible Assets [Line Items]    
Total intangibles $ 234 $ 222