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COMPOSITION OF CERTAIN FINANCIAL STATEMENT ITEMS (Details Narrative) - USD ($)
12 Months Ended
Nov. 06, 2020
Jun. 30, 2022
Jun. 30, 2021
Defined Benefit Plan Disclosure [Line Items]      
Aggregate cost   $ 2,796,000 $ 3,204,000
Net unrealized gain (loss) on investments   262,000 205,000
Gross unrealized losses   369,000 376,000
Gross unrealized gains   107,000 171,000
Investment in common stock of company affiliated with company board members   755,000 847,000
Payment to acquired property plant equipment   1,638,000 1,769,000
Payment of property plant equipment   6,499,000
Depreciation expenses   616,000 609,000
Retired assets   87,000 49,000
Loss on disposal of equipment   35,000  
Amortization expense   16,000 $ 14,000
Legal fees   84,000  
Future amortization expense   $ 30,000  
Franklin [Member]      
Defined Benefit Plan Disclosure [Line Items]      
Payment to acquired property plant equipment $ 6,500,000    
Payment of property plant equipment 1,300,000    
Bank financed $ 5,200,000