INVESTMENT SECURITIES - Amortized cost and fair value of securities available-for-sale (Details) - USD ($) $ in Thousands	12 Months Ended
Dec. 31, 2019	Dec. 31, 2018	Dec. 31, 2017
Debt Securities, Available-for-sale [Line Items]
Amortized Cost		$ 46,929	$ 55,196
Gross Unrealized Gains		11	40
Gross Unrealized Losses		(2,039)	(1,586)
Fair Value		44,901	53,650
Amortization of Premium and discounts, net		200	400
U.S. treasury and federal agency
Debt Securities, Available-for-sale [Line Items]
Amortized Cost		250	250
Gross Unrealized Losses			(1)
Fair Value		250	249
Association (“GNMA”) mortgage-backed securities – residential
Debt Securities, Available-for-sale [Line Items]
Amortized Cost		35,591	42,001
Gross Unrealized Gains		8	27
Gross Unrealized Losses		(1,597)	(1,192)
Fair Value		34,002	40,836
Federal National Mortgage Association (“FNMA”) mortgage-backed securities – residential
Debt Securities, Available-for-sale [Line Items]
Amortized Cost		4,076	4,530
Gross Unrealized Gains		2	13
Gross Unrealized Losses		(208)	(144)
Fair Value		3,870	4,399
Securities issued by U.S. government sponsored entities and agencies
Debt Securities, Available-for-sale [Line Items]
Amortized Cost		4,525	5,206
Gross Unrealized Losses		(223)	(152)
Fair Value		4,302	5,054
Corporate collateralized mortgage obligations and mortgage-backed securities
Debt Securities, Available-for-sale [Line Items]
Amortized Cost		1,281	1,529
Gross Unrealized Gains		1
Gross Unrealized Losses		(11)	(50)
Fair Value		1,271	1,479
Small Business Investment Company
Debt Securities, Available-for-sale [Line Items]
Amortized Cost		1,206	930
Fair Value		1,206	930
Payments to Acquire Investments	$ 1,800	$ 300	200
Equity mutual fund
Debt Securities, Available-for-sale [Line Items]
Amortized Cost			750
Gross Unrealized Losses			(47)
Fair Value			$ 703

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).

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 320
-SubTopic 10
-Section 50
-Paragraph 2
-Subparagraph (b)
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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).

+ References

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-Publisher FASB
-Name Accounting Standards Codification
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Amount 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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-Publisher FASB
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Amount of accretion (amortization) of purchase discount (premium) on nonoperating securities.

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The cash outflow associated with the purchase of all investments (debt, security, other) during the period.

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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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