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Income Taxes (Details) - USD ($)
3 Months Ended 9 Months Ended
Mar. 31, 2021
Mar. 31, 2020
Mar. 31, 2021
Mar. 31, 2020
Jun. 30, 2020
Income Tax Disclosure [Abstract]          
Receivables of federal and state income taxes $ 3,107,638   $ 3,107,638   $ 3,243,271
Income tax provision (benefit) (219,859) $ (2,746,226) (5,730,701) $ (1,719,801)  
Deferred tax assets, valuation allowance $ 800,000   $ 800,000    
Income tax expense, effective rates (as a percent)     23.50% (26.30%)  
Statutory federal tax rate     21.00% 21.00%