ADVANCES FROM THE FEDERAL HOME LOAN BANK ("FHLB") OF NEW YORK - Additional Information (Detail) - USD ($)	12 Months Ended
Dec. 31, 2022	Dec. 31, 2021
Federal Home Loan Bank Advances [Line Items]
Short-term advances	$ 59,000,000	$ 6,000,000
Weighted average interest rate	4.59%	0.48%
Amortized Cost	$ 77,427,309	$ 74,053,099
Securities available for sale	85,100,578	41,838,798
FHLB stock
Federal Home Loan Bank Advances [Line Items]
Loans pledged as collateral	329,278,068	239,039,288
Collateral Pledged \| Federal Funds Purchased and Securities Sold under Agreements to Repurchase
Federal Home Loan Bank Advances [Line Items]
Amortized Cost	5,269,320	8,363,997
Securities available for sale	5,269,320	8,363,997
Federal Home Loan Bank Advances
Federal Home Loan Bank Advances [Line Items]
Available additional borrowing potential amount	235,221,958	160,449,349
Outstanding lines of credit	51,000,000	51,000,000
Line of credit, outstanding balances	$ 0	$ 0
Maximum
Federal Home Loan Bank Advances [Line Items]
Federal home loan bank advances, maturity period	1 year	1 year

Amount of investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale).

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The current portion of Federal Home Loan Bank borrowings initially due beyond one year or beyond the normal operating cycle if longer.

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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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Maturity period on variable rate advances made and reported by Federal Home Loan Bank (FHLBank), in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.

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Weighted average interest rate on advances made and reported by Federal Home Loan Bank (FHLBank).

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Amount, before allowance for credit loss, of investment in debt security measured at amortized cost (held-to-maturity).

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The total amount of the contingent obligation under letters of credit outstanding as of the reporting date.

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The carrying value as of the balance sheet date of the current and noncurrent portions of long-term obligations drawn from a line of credit, which is a bank's commitment to make loans up to a specific amount. Examples of items that might be included in the application of this element may consist of letters of credit, standby letters of credit, and revolving credit arrangements, under which borrowings can be made up to a maximum amount as of any point in time conditional on satisfaction of specified terms before, as of and after the date of drawdowns on the line. Includes short-term obligations that would normally be classified as current liabilities but for which (a) postbalance sheet date issuance of a long term obligation to refinance the short term obligation on a long term basis, or (b) the enterprise has entered into a financing agreement that clearly permits the enterprise to refinance the short-term obligation on a long term basis and the following conditions are met (1) the agreement does not expire within 1 year and is not cancelable by the lender except for violation of an objectively determinable provision, (2) no violation exists at the BS date, and (3) the lender has entered into the financing agreement is expected to be financially capable of honoring the agreement.

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Maximum borrowing capacity under the credit facility without consideration of any current restrictions on the amount that could be borrowed or the amounts currently outstanding under the facility.

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Amortized cost, after allowance for credit loss, of financing receivable. Excludes financing receivable covered under loss sharing agreement and net investment in lease.

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