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LOANS - Additional information (Details)		12 Months Ended
	Mar. 27, 2020 USD ($) item	Dec. 31, 2021 USD ($)	Dec. 31, 2020 USD ($) loan
LOANS
Loans, net of unearned income		$ 985,054,000	$ 972,095,000
Real estate-construction loans, percentage		5.60%	7.00%
Loan balances net of unearned income		$ 826,000	$ 1,202,000
Unrecognized fee income from the PPP loans originations		386,000	755,000
Loans and Leases Receivable, Related Parties		$ 601,000	$ 615,000
Paycheck Protection Program (PPP)
LOANS
Number of times of average monthly payroll costs | item	2.5
Loan amount	$ 10,000,000.0
Interest rate	1.00%
Percentage of guarantee by SBA	100.00%
Percentage of loan proceeds used for payroll expenses	60.00%
Loans Receivable, Number Of Applications Received		114	364
Loans Receivable, Excess Of Loan Application Received		$ 17,300,000	$ 58,300,000
Fee Income from Loans		2,300,000	$ 1,900,000
Processing fee		$ 386,000
Paycheck Protection Program (PPP) | originated prior to June 5, 2020
LOANS
Loan term	2 years
Paycheck Protection Program (PPP) | originated after June 5, 2020
LOANS
Loan term	5 years

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Financing Receivable Amount Of Loans Authorized

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Represents the amount of excess loan application received.

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Represents the interest rate on loans receivable.

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Represents the term on loans receivable.

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Represents the number of applications received.

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Represents the percentage of guarantee by SBA.

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Represents the percentage of loan proceeds used for payroll expenses.

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Represents the number of times of average monthly payroll costs.

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Real estate-construction loans, percentage.

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Amount of unrecognized fee income from the PPP loan originations.

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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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The aggregate interest and fee income generated by: (1) loans the Entity has positive intent and ability to hold for the foreseeable future, or until maturity or payoff, including commercial and consumer loans, whether domestic or foreign, which may consist of: (a) industrial and agricultural; (b) real estate; and (c) real estate construction loans; (d) trade financing; (e) lease financing; (f) home equity lines-of-credit; (g) automobile and other vehicle loans; and (h) credit card and other revolving-type loans and (2) loans and leases held-for-sale which may include mortgage loans, direct financing, and sales-type leases.

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Expenses paid for obtaining loans which includes expenses such as application and origination fees.

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Amount of deferred interest and fee income, unamortized costs incurred to originate loans and leases, unamortized loan commitments and loan syndication fees, and premiums over or discounts from face amounts of acquired loans. Excludes amounts for loans and leases covered under loss sharing agreements.

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

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For an unclassified balance sheet, reflects the carrying amount of unpaid loan amounts due from related parties at the balance sheet date.

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