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COMPOSITION OF CERTAIN FINANCIAL STATEMENT ITEMS (Details Narrative) - USD ($)
$ in Thousands
12 Months Ended
Nov. 06, 2020
Jun. 30, 2021
Jun. 30, 2020
Organization, Consolidation and Presentation of Financial Statements [Abstract]      
Aggregate cost   $ 3,204 $ 6,483
Net unrealized gain (loss) on investments   215 1,563
Gross unrealized losses   386 1,703
Gross unrealized gains   171 140
Investment in common stock of company affiliated with company board members   1,224 847
Payment to acquired property plant equipment $ 6,500 1,769 519
Payment of property plant equipment 1,300 6,499
Bank financed $ 5,200    
Depreciation expenses   609 559
Retired assets   49 58
Fully depreciated assets sold     39
Amortization expense   $ 14 $ 14