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LOANS - Loan Portfolio (Details) - USD ($) $ in Thousands	Dec. 31, 2020	Dec. 31, 2019	Dec. 31, 2018
Loans and Leases Receivable Disclosure [Line Items]
Total loans	$ 1,647,159	$ 1,458,080
Net deferred loan fees	(3,847)	(451)
Allowance for loan losses	(17,500)	(7,400)	$ (5,140)
Net Loans	1,625,812	1,450,229
Commercial Portfolio Segment
Loans and Leases Receivable Disclosure [Line Items]
Total loans	309,961	169,291
Allowance for loan losses	(4,042)	(1,788)	(1,094)
Construction and Land Portfolio Segment
Loans and Leases Receivable Disclosure [Line Items]
Total loans	22,696	36,321
Allowance for loan losses	(378)	(167)	(352)
Commercial Real Estate Portfolio Segment
Loans and Leases Receivable Disclosure [Line Items]
Total loans	1,144,560	1,093,142
Allowance for loan losses	(11,211)	(5,004)	(3,460)
Residential Portfolio Segment
Loans and Leases Receivable Disclosure [Line Items]
Total loans	164,724	156,764
Allowance for loan losses	(1,856)	(427)	(231)
Consumer Portfolio Segment
Loans and Leases Receivable Disclosure [Line Items]
Total loans	5,218	2,562
Allowance for loan losses	$ (13)	$ (14)	$ (3)

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Amount of allowance to cover probable credit losses on loans and leases. Includes carryover of or adjustments to the allowance for loan losses in connection with business combinations. Excludes allowance for loans and leases covered under loss sharing agreements.

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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 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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Amount, after allowance for credit loss, of financing receivable. Excludes financing receivable covered under loss sharing agreement.

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