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INVESTMENT SECURITIES, Equity and Other Securities (Details) - USD ($) $ in Thousands | Sep. 30, 2020 | Dec. 31, 2019
--- | --- | ---
Equity and Other Securities |  |
Amortized cost | $ 46,419 | $ 42,965
Gross unrealized gains | 942 | 950
Gross unrealized losses | 20 | 0
Equity and other securities (cost of $42,965 and $44,678, respectively) | 47,341 | 43,915
Equity Securities, at Fair Value |  |
Amortized cost | 251 | 251
Gross unrealized gains | 192 | 200
Gross unrealized losses | 20 | 0
Fair value | 423 | 451
Federal Home Loan Bank Common Stock [Member] |  |
Equity Securities, at Fair Value |  |
Gross unrealized gains | 0 | 0
Gross unrealized losses | 0 | 0
Other Equity Securities, at Adjusted Cost |  |
Amortized cost | 7,545 | 7,246
Fair value | 7,545 | 7,246
Federal Reserve Bank Common Stock [Member] |  |
Equity Securities, at Fair Value |  |
Gross unrealized gains | 0 | 0
Gross unrealized losses | 0 | 0
Other Equity Securities, at Adjusted Cost |  |
Amortized cost | 33,916 | 30,922
Fair value | 33,916 | 30,922
Other Equity Securities [Member] |  |
Equity Securities, at Fair Value |  |
Gross unrealized losses | 0 | 0
Other Equity Securities, at Adjusted Cost |  |
Amortized cost | 4,707 | 4,546
Gross unrealized gains | 750 | 750
Fair value | $ 5,457 | $ 5,296

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