INVESTMENT SECURITIES - Amortized cost and fair value of securities available-for-sale (Details) - USD ($) $ in Thousands	12 Months Ended
Dec. 31, 2021	Dec. 31, 2020
Debt Securities, Available-for-sale [Line Items]
Amortized Cost	$ 55,915	$ 35,750
Gross Unrealized Gains	478	980
Gross Unrealized Losses	(182)	(64)
Fair Value	56,211	36,666
Amortization of Premium and discounts, net	100	400
U.S. Treasury debt
Debt Securities, Available-for-sale [Line Items]
Amortized Cost	250	250
Gross Unrealized Gains		4
Gross Unrealized Losses	(3)
Fair Value	247	254
U.S. Government Agency
Debt Securities, Available-for-sale [Line Items]
Amortized Cost	3,522
Fair Value	3,522
Corporate bonds
Debt Securities, Available-for-sale [Line Items]
Amortized Cost	8,113	6,000
Gross Unrealized Gains	227	55
Gross Unrealized Losses	(15)	(11)
Fair Value	8,325	6,044
Government National Mortgage Association ("GNMA") mortgage-backed securities - residential
Debt Securities, Available-for-sale [Line Items]
Amortized Cost	26,611	23,806
Gross Unrealized Gains	185	798
Gross Unrealized Losses	(146)
Fair Value	26,650	24,604
Federal National Mortgage Association ("FNMA") mortgage-backed securities - residential
Debt Securities, Available-for-sale [Line Items]
Amortized Cost	14,400	1,616
Gross Unrealized Gains	43	61
Fair Value	14,443	1,677
Government CMO and MBS - commercial
Debt Securities, Available-for-sale [Line Items]
Amortized Cost	878
Fair Value	878
Corporate collateralized mortgage obligations ("CMO") and MBS
Debt Securities, Available-for-sale [Line Items]
Amortized Cost	1,492	4,078
Gross Unrealized Gains	23	62
Gross Unrealized Losses	(18)	(53)
Fair Value	1,497	4,087
Other
Debt Securities, Available-for-sale [Line Items]
Amortized Cost	649
Fair Value	649
Small Business Investment Company ("SBIC")
Debt Securities, Available-for-sale [Line Items]
Payments to Acquire Investments		500
Contractual Obligation	1,000
Return of capital, received	100
Other Assets [Member] \| Small Business Investment Company ("SBIC")
Debt Securities, Available-for-sale [Line Items]
Balance with SBIC included in other assets	$ 2,000	$ 2,100

Amount, before tax, of unrealized gain in accumulated other comprehensive income (AOCI) on 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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Amount, before tax, of unrealized loss in accumulated other comprehensive income (AOCI) on 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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Amortized cost 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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Amount of contractual obligation, including but not limited to, long-term debt, capital lease obligations, operating lease obligations, purchase obligations, and other commitments.

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Amount of accretion (amortization) of purchase discount (premium) on nonoperating securities.

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Sum of the carrying amounts as of the balance sheet date of all investments.

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