Amortized cost of financing receivable originated more than five years prior to current fiscal year. Excludes net investment in lease.

Reference 1: http://www.xbrl.org/2003/role/exampleRef
-Topic 326
-SubTopic 20
-Name Accounting Standards Codification
-Section 55
-Paragraph 79
-Publisher FASB
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Reference 2: http://www.xbrl.org/2003/role/disclosureRef
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Amortized cost of financing receivable originated four years prior to current fiscal year. Excludes net investment in lease.

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Amortized cost of financing receivable originated in current fiscal year. Excludes net investment in lease.

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Amortized cost of financing receivable originated three years prior to current fiscal year. Excludes net investment in lease.

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Amortized cost of financing receivable originated two years prior to current fiscal year. Excludes net investment in lease.

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Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

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Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Topic 326
-SubTopic 20
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-Section 50
-Paragraph 14
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-URI https://asc.fasb.org//1943274/2147479319/326-20-50-14

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Amount before allowance of loans and leases held in portfolio, including but not limited to, commercial and consumer loans. Includes deferred interest and fees, undisbursed portion of loan balance, unamortized costs and premiums and discounts from face amounts. Excludes loans and leases covered under loss sharing agreements.

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LOANS - Summary of loans receivable by credit quality risk (Detail) - USD ($)	Jun. 30, 2023	Jan. 01, 2023	Dec. 31, 2022
Financing Receivable, Past Due [Line Items]
2023	$ 3,317,011
2022	120,012,689
2021	39,433,295
2020	38,232,242
2019	33,475,452
Prior	140,024,063
Revolving	334,237,282
Total	708,732,034	$ 721,729,711	$ 721,603,936
Commercial and Industrial
Financing Receivable, Past Due [Line Items]
2021	234,391
2020	677,544
2019	204,808
Revolving	2,575,682
Total	3,692,425		1,684,189
Pass
Financing Receivable, Past Due [Line Items]
Total			720,555,735
Pass \| Commercial and Industrial
Financing Receivable, Past Due [Line Items]
2021	234,391
2020	677,544
2019	204,808
Revolving	2,575,682
Total	3,692,425		1,684,189
Special Mention
Financing Receivable, Past Due [Line Items]
Total			575,087
Substandard
Financing Receivable, Past Due [Line Items]
Total			473,114
Residential First Mortgage \| Commercial Real Estate Portfolio Segment
Financing Receivable, Past Due [Line Items]
2023	3,317,011
2022	114,501,078
2021	39,198,904
2020	29,831,910
2019	27,698,808
Prior	125,596,560
Revolving	148,427,709
Total	488,571,980	495,689,840	466,100,627
Residential First Mortgage \| Pass \| Commercial Real Estate Portfolio Segment
Financing Receivable, Past Due [Line Items]
2023	3,317,011
2022	114,501,078
2021	39,198,904
2020	29,640,007
2019	27,527,661
Prior	124,366,155
Revolving	148,031,179
Total	486,581,995		465,089,495
Residential First Mortgage \| Special Mention \| Commercial Real Estate Portfolio Segment
Financing Receivable, Past Due [Line Items]
2020	191,903
2019	171,147
Prior	764,034
Revolving	107,543
Total	1,234,627		555,965
Residential First Mortgage \| Substandard \| Commercial Real Estate Portfolio Segment
Financing Receivable, Past Due [Line Items]
Prior	466,371
Revolving	288,987
Total	755,358		455,167
Commercial Real Estate \| Commercial Real Estate Portfolio Segment
Financing Receivable, Past Due [Line Items]
2022	3,100,157
2020	6,533,577
2019	5,571,836
Prior	12,357,058
Revolving	73,198,547
Total	100,761,175	96,030,721
Commercial Real Estate \| Pass \| Commercial Real Estate Portfolio Segment
Financing Receivable, Past Due [Line Items]
2022	3,100,157
2020	6,533,577
2019	5,571,836
Prior	12,357,058
Revolving	72,708,280
Total	100,270,908
Commercial Real Estate \| Special Mention \| Commercial Real Estate Portfolio Segment
Financing Receivable, Past Due [Line Items]
Revolving	490,267
Total	490,267
Multi-Family Real Estate \| Commercial Real Estate Portfolio Segment
Financing Receivable, Past Due [Line Items]
2022	2,411,454
2020	1,189,211
Prior	2,070,445
Revolving	61,336,662
Total	67,007,772	66,400,713
Multi-Family Real Estate \| Pass \| Commercial Real Estate Portfolio Segment
Financing Receivable, Past Due [Line Items]
2022	2,411,454
2020	1,189,211
Prior	2,070,445
Revolving	61,336,662
Total	67,007,772
Construction \| Commercial Real Estate Portfolio Segment
Financing Receivable, Past Due [Line Items]
Revolving	48,678,332
Total	48,678,332	61,825,478	61,825,478
Construction \| Pass \| Commercial Real Estate Portfolio Segment
Financing Receivable, Past Due [Line Items]
Revolving	37,740,521
Total	37,740,521		61,825,478
Construction \| Substandard \| Commercial Real Estate Portfolio Segment
Financing Receivable, Past Due [Line Items]
Revolving	10,937,811
Total	10,937,811
Consumer \| Consumer
Financing Receivable, Past Due [Line Items]
Revolving	20,350
Total	20,350	$ 98,770
Consumer \| Pass \| Consumer
Financing Receivable, Past Due [Line Items]
Revolving	20,350
Total	$ 20,350
Commercial and Multi-Family Real Estate \| Commercial Real Estate Portfolio Segment
Financing Receivable, Past Due [Line Items]
Total			162,338,669
Commercial and Multi-Family Real Estate \| Pass \| Commercial Real Estate Portfolio Segment
Financing Receivable, Past Due [Line Items]
Total			162,338,669
Home Equity and Other Consumer
Financing Receivable, Past Due [Line Items]
Total			29,654,973
Home Equity and Other Consumer \| Pass
Financing Receivable, Past Due [Line Items]
Total			29,617,904
Home Equity and Other Consumer \| Special Mention
Financing Receivable, Past Due [Line Items]
Total			19,122
Home Equity and Other Consumer \| Substandard
Financing Receivable, Past Due [Line Items]
Total			$ 17,947