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Income Taxes - Additional Information (Details) - USD ($)
12 Months Ended
Jun. 30, 2021
Jun. 30, 2020
Jun. 30, 2019
Schedule Of Income Tax Disclosure [Line Items]      
Deferred Tax Assets, Operating Loss Carryforwards, Domestic $ 13,200,000    
Deferred Tax Assets, Operating Loss Carryforwards, State and Local 8,300,000    
Income Tax Expense (Benefit) 72,484 $ (130,359) $ 29,448
Maximum      
Schedule Of Income Tax Disclosure [Line Items]      
Deferred Tax Assets, Operating Loss Carryforwards, Domestic 3,800,000    
Deferred Tax Assets, Operating Loss Carryforwards, State and Local $ 700,000    
Domestic Tax Authority [Member] | Minimum      
Schedule Of Income Tax Disclosure [Line Items]      
Operating Loss Carryforward Expiration Date 2031    
Domestic Tax Authority [Member] | Maximum      
Schedule Of Income Tax Disclosure [Line Items]      
Operating Loss Carryforward Expiration Date 2038    
State and Local Jurisdiction [Member] | Minimum      
Schedule Of Income Tax Disclosure [Line Items]      
Operating Loss Carryforward Expiration Date 2021    
State and Local Jurisdiction [Member] | Maximum      
Schedule Of Income Tax Disclosure [Line Items]      
Operating Loss Carryforward Expiration Date 2041