Other Comprehensive Income (Details) - USD ($)	12 Months Ended
	Jun. 30, 2022	Jun. 30, 2021
Other Comprehensive Income
Balance, at beginning	$ 29,849,151	$ 20,782,335
Balance, at ending	30,742,567	29,849,151
Net gain on securities transactions	14,000
Provision for income taxes	3,815
Accumulated Other Comprehensive Income (Loss)
Other Comprehensive Income
Balance, at beginning	120,667	66,725
Other comprehensive income (loss) before reclassifications (net of tax)	(496,717)	(74,130)
Amortization of amounts transferred from securities available for sale to securities held to maturity	17,206	128,072
Amounts reclassified from accumulated other comprehensive income (net of tax)	(10,185)
Balance, at ending	(369,029)	120,667
Unrealized Gains and Losses on Available for Sale Debt Securities
Other Comprehensive Income
Balance, at beginning	188,558	262,688
Other comprehensive income (loss) before reclassifications (net of tax)	(496,717)	(74,130)
Amounts reclassified from accumulated other comprehensive income (net of tax)	(10,185)
Balance, at ending	(318,344)	188,558
Unrealized Losses on Held to Maturity Debt Securities
Other Comprehensive Income
Balance, at beginning	(67,891)	(195,963)
Amortization of amounts transferred from securities available for sale to securities held to maturity	17,206	128,072
Balance, at ending	$ (50,685)	$ (67,891)