Commitments and Contingencies (Details) - USD ($)	Mar. 31, 2020	Jun. 30, 2019
Commitments to extend credit to borrowers
Fair Value, Off-balance Sheet Risks, Disclosure Information [Line Items]
Financial instruments whose contract amounts represent credit risk	$ 17,886,956	$ 18,668,750
Sold loan commitments
Fair Value, Off-balance Sheet Risks, Disclosure Information [Line Items]
Financial instruments whose contract amounts represent credit risk	71,034,565	41,760,875
Credit card commitments
Fair Value, Off-balance Sheet Risks, Disclosure Information [Line Items]
Financial instruments whose contract amounts represent credit risk	$ 575,210	$ 637,121