Regulatory Capital Requirements - Additional Information (Details) - USD ($)	Dec. 31, 2021	Jun. 30, 2021	Dec. 31, 2020
Regulatory Capital Requirements
Minimum Net Worth Required For Compliance Ratio	6.00%
Bank's net worth of total assets	$ 33,386,960	$ 32,504,792
General loan loss reserve	$ 1,403,376	$ 1,323,730	$ 1,223,688
Percentage of net worth on assets	11.10%	10.70%

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Information about minimum net worth required for compliance.

+ References

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Information about net worth required for compliance.

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- Definition

The valuation allowance for financing receivables that are expected to be uncollectible that were collectively evaluated for impairment.

+ References

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-Publisher FASB
-Name Accounting Standards Codification
-Topic 310
-SubTopic 10
-Section 50
-Paragraph 11B
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-URI http://asc.fasb.org/extlink&oid=121611835&loc=SL6953423-111524

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- Definition

The lowest amount of net worth (total assets minus total liabilities) required by secondary market investors or state-imposed regulatory mandates.

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Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 948
-SubTopic 10
-Section 50
-Paragraph 5
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