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INVESTMENT SECURITIES, Amortized Cost, Gross Unrealized Gains and Losses and Fair Value of Investment (Details) - USD ($) $ in Thousands | Dec. 31, 2019 | Dec. 31, 2018
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Debt Securities [Abstract] |  |
Amortized cost | $ 237,807 |
Fair value | 240,706 | $ 241,010
Total Available-for-sale Securities [Abstract] |  |
Amortized cost | 237,807 | 242,242
Gross unrealized gains | 3,201 | 752
Gross unrealized losses | (302) | (1,984)
Fair value | 240,706 | 241,010
U.S. Agency Securities [Member] |  |
Debt Securities [Abstract] |  |
Amortized cost | 83,410 | 106,516
Gross Unrealized Gains | 1,523 | 509
Gross Unrealized Losses | (70) | (640)
Fair value | 84,863 | 106,385
U.S. Treasuries [Member] |  |
Debt Securities [Abstract] |  |
Amortized cost | 27,394 | 33,813
Gross Unrealized Gains | 267 | 0
Gross Unrealized Losses | 0 | (455)
Fair value | 27,661 | 33,358
Obligations of State and Political Subdivisions [Member] |  |
Debt Securities [Abstract] |  |
Amortized cost | 60,667 | 52,074
Gross Unrealized Gains | 865 | 150
Gross Unrealized Losses | (77) | (177)
Fair value | 61,455 | 52,047
Corporate Obligations [Member] |  |
Debt Securities [Abstract] |  |
Amortized cost | 3,250 | 3,000
Gross Unrealized Gains | 78 | 34
Gross Unrealized Losses | 0 | 0
Fair value | 3,328 | 3,034
Mortgage-backed Securities in Government Sponsored Entities [Member] |  |
Debt Securities [Abstract] |  |
Amortized cost | 63,086 | 46,839
Gross Unrealized Gains | 468 | 59
Gross Unrealized Losses | (155) | (712)
Fair value | $ 63,399 | $ 46,186

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