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NOTE 8 - OTHER INTANGIBLE ASSETS - Other Intagible Assets Net of Amoritization (Details) - USD ($)
Jun. 30, 2021
Jun. 30, 2020
Jun. 30, 2019
Finite-Lived Intangible Assets [Line Items]      
Other intangible assets - gross $ 20,299,739 $ 19,986,568  
Less: Accumulated amortization 16,262,140 15,877,439  
Other intangible assets - net 4,037,599 4,109,129 $ 4,755,675
Software and Software Development Costs [Member]      
Finite-Lived Intangible Assets [Line Items]      
Other intangible assets - gross 7,004,847 7,004,847  
Patents [Member]      
Finite-Lived Intangible Assets [Line Items]      
Other intangible assets - gross 5,244,892 5,081,721  
Noncompete Agreements [Member]      
Finite-Lived Intangible Assets [Line Items]      
Other intangible assets - gross 4,150,000 4,100,000  
Customer Relationships [Member]      
Finite-Lived Intangible Assets [Line Items]      
Other intangible assets - gross $ 3,900,000 $ 3,800,000