Income Taxes - Schedule of Effective Income Tax Rate Reconciliation (Details) - USD ($)	12 Months Ended
	Jun. 30, 2021	Jun. 30, 2020
Income Tax Disclosure [Abstract]
Statutory federal tax rate	$ (3,169,000)	$ 1,593,000
State income taxes, net of federal tax benefit	(834,000)	812,000
Dividend received deduction	51,000	18,000
Disallowed interest	214,000	504,000
Net operating loss	105,000
Valuation allowance	(319,000)	49,000
Basis difference in investments		39,000
Carryback tax payable	304,000
Other	45,000	(221,000)
Income Tax Expense (Benefit), Continuing Operations, Discontinued Operations, Extraordinary Items	$ (3,603,000)	$ 2,794,000