INVESTMENT SECURITIES - Amortized cost and estimated fair value of available-for-sale securities excluding SBIC (Details) $ in Thousands	6 Months Ended	12 Months Ended
Jun. 30, 2020 USD ($) security	Dec. 31, 2019 USD ($) security
Debt Securities, Available-for-sale [Line Items]
Amortized Cost	$ 45,881	$ 59,100
Fair Value	47,018	58,903
Debt available for sale securities pledged as collateral	$ 4,900	$ 5,500
Threshold Percentage Of Shareholders Equity Amount Held As Securities By One Issuer	10.00%	10.00%
Unrealized loss	$ 112	$ 409
Available for sale securities, excluding SBIC
Debt Securities, Available-for-sale [Line Items]
Due within one year through five years amortized cost	250
Due within one year through five years fair value	257
Mortgage-related securities, amortized cost	45,631
Mortgage-related securities, fair value	46,761
Amortized Cost	45,881
Fair Value	$ 47,018
Number of securities in unrealized loss position \| security	5	26

Available For Sale Securities Debt Maturities Within One Through Five Years Amortized Cost

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Available For Sale Securities Debt Maturities Within One Through Five Years Fair Value

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Represents the carrying value of securities pledged to secure various public deposits and credit facilities of the Company.

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Represents the threshold percentage of shareholders equity amount held as securities by one issuer.

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- Definition

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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Amortized cost of investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale), without single maturity date and not allocated over maturity grouping.

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Fair value of investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale), without single maturity date and not allocated over maturity grouping.

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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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Number of investments in debt securities measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale), in unrealized loss position, without allowance for credit loss. Includes beneficial interest in securitized financial asset.

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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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