Commitments and Contingencies (Details) - USD ($)	Dec. 31, 2019	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	$ 17,340,177	$ 18,668,750
Sold loan commitments
Fair Value, Off-balance Sheet Risks, Disclosure Information [Line Items]
Financial instruments whose contract amounts represent credit risk	15,325,687	41,760,875
Credit card commitments
Fair Value, Off-balance Sheet Risks, Disclosure Information [Line Items]
Financial instruments whose contract amounts represent credit risk	$ 601,263	$ 637,121