FAIR VALUE - Summary of carrying amounts and estimated fair values for financial instruments (Details) - USD ($) $ in Thousands	Dec. 31, 2022	Dec. 31, 2021	Dec. 31, 2020
Assets
Cash and cash equivalents	$ 196,512	$ 386,983	$ 155,989
Held-to-maturity securities	74,718
Loans, net	2,452,230	1,935,405
Accrued interest receivable	10,445	7,151
Liabilities
Deposits	2,405,229	2,205,703
FHLB borrowings – fixed rate	146,886	38,629
Subordinated notes	52,132	39,031
Accrued interest payable	1,125	355
Carrying Amount
Assets
Cash and cash equivalents	196,512	386,983
Held-to-maturity securities	81,056
Loans, net	2,452,230	1,935,405
Accrued interest receivable	10,445	7,151
Liabilities
Deposits	2,405,229	2,205,703
FHLB borrowings – fixed rate	141,498	15,000
Federal Reserve borrowings – fixed rate	5,388	23,629
Accrued interest payable	1,125	355
2016 Subordinated notes - fixed-to-floating rate \| Carrying Amount
Liabilities
Subordinated notes	52,132	39,031
Level 1 \| Estimate of Fair Value Measurement
Assets
Cash and cash equivalents	196,512	386,983
Held-to-maturity securities	234
Accrued interest receivable	5	2
Liabilities
Deposits	2,181,139	2,035,212
Accrued interest payable		9
Level 2 \| Estimate of Fair Value Measurement
Assets
Held-to-maturity securities	67,433
Accrued interest receivable	362	203
Liabilities
FHLB borrowings – fixed rate	141,867	14,990
Federal Reserve borrowings – fixed rate	5,388	23,629
Accrued interest payable	587	77
Level 3 \| Estimate of Fair Value Measurement
Assets
Held-to-maturity securities	7,051
Loans, net	2,379,406	1,919,625
Accrued interest receivable	10,078	6,946
Liabilities
Deposits	228,868	172,240
Accrued interest payable	538	269
Level 3 \| 2016 Subordinated notes - fixed-to-floating rate \| Estimate of Fair Value Measurement
Liabilities
Subordinated notes	$ 60,384	$ 40,325

The fair value of borrowings under federal reserve bank.

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Amount of cash and cash equivalents, and cash and cash equivalents restricted to withdrawal or usage. Excludes amount for disposal group and discontinued operations. Cash includes, but is not limited to, currency on hand, demand deposits with banks or financial institutions, and other accounts with general characteristics of demand deposits. Cash equivalents include, but are not limited to, 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.

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Amount of accrued but unpaid interest on deposit liabilities.

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The aggregate of all deposit liabilities held by the entity, including foreign and domestic, interest and noninterest bearing; may include demand deposits, saving deposits, Negotiable Order of Withdrawal (NOW) and time deposits among others.

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Amount of short term borrowing where a bank borrows, at the federal funds rate, from another bank.

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Fair value of investment in debt security measured at amortized cost (held-to-maturity).

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Carrying amount as of the balance sheet date of interest earned but not received. Also called accrued interest or accrued interest receivable.

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Including the current and noncurrent portions, carrying value as of the balance sheet date of long-term debt (with maturities initially due after one year or beyond the operating cycle if longer) identified as Junior Subordinated Notes, which have a lower priority than senior instruments.

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Amount after allowance and 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 and loans held for sale.

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