FAIR VALUE OF ASSETS AND LIABILITIES - Summary of fair value of assets and liabilities not carried at fair value (Details) - USD ($) $ in Thousands	Dec. 31, 2021	Dec. 31, 2020
Financial assets
Cash and due from banks	$ 193,446	$ 316,445
Securities held-to-maturity	23,281	7,005
Loans, net	1,273,184	1,267,114
Financial liabilities
Time deposits	473,795	717,431
Federal Home Loan advances	185,500	329,400
Quoted Prices in Active Markets for Identical Assets
Financial assets
Securities held-to-maturity	0	0
Loans, net	0	0
Financial liabilities
Time deposits	0	0
Federal Home Loan advances	0	0
Significant Other Observable Inputs
Financial assets
Securities held-to-maturity	22,849	6,978
Loans, net	0	0
Financial liabilities
Time deposits	470,732	725,110
Federal Home Loan advances	182,795	336,377
Significant Unobservable Inputs
Financial assets
Securities held-to-maturity	0	0
Loans, net	1,266,799	1,290,740
Financial liabilities
Time deposits	0	0
Federal Home Loan advances	$ 0	$ 0

Financing Receivable, After Allowance For Credit Loss, Deferred Fees, Costs And Discounts

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Amount of borrowings as of the balance sheet date from the Federal Home Loan Bank, which are primarily used to cover shortages in the required reserve balance and liquidity shortages.

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Amount of currency on hand as well as demand deposits with banks or financial institutions. Includes other kinds of accounts that have the general characteristics of demand deposits. Also includes short-term, highly liquid investments that are both readily convertible to known amounts of cash and so near their maturity that they present insignificant risk of changes in value because of changes in interest rates. Excludes cash and cash equivalents within disposal group and discontinued operation.

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

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Amount of time deposit liabilities, including certificates of deposit.

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