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Security Types (Details) - USD ($) $ in Thousands | Dec. 31, 2019 | Dec. 31, 2018
--- | --- | ---
Schedule of Available-for-sale Securities [Line Items] |  |
Available-for-sale Securities, Debt Maturities, within One Year, Fair Value | $ 4,993 | $ 14,437
Available-for-sale Securities, Debt Maturities, after One Through Five Years, Fair Value | 29,160 | 23,547
Available-for-sale Securities, Debt Maturities, after Five Through Ten Years, Fair Value | 29,146 | 32,963
Available-for-sale Securities, Debt Maturities, after Ten Years, Fair Value | 172,603 | 168,854
Available-for-sale Securities, Fair Value, Total | 235,902 | 239,801
Available For Sale Securities, Gross Unrealized Gains | 3,117 | 608
Available For Sale Securities, Gross Unrealized Losses | 368 | 5,630
Available-for-sale Securities, Amortized Cost Basis | 233,153 | 244,823
US Government and Government Agencies and Authorities [Member] |  |
Schedule of Available-for-sale Securities [Line Items] |  |
Available-for-sale Securities, Debt Maturities, within One Year, Fair Value | 4,993 | 14,437
Available-for-sale Securities, Debt Maturities, after One Through Five Years, Fair Value | 27,245 | 19,865
Available-for-sale Securities, Debt Maturities, after Five Through Ten Years, Fair Value | 18,470 | 16,869
Available-for-sale Securities, Debt Maturities, after Ten Years, Fair Value | 0 | 0
Available-for-sale Securities, Fair Value, Total | 50,708 | 51,171
Available For Sale Securities, Gross Unrealized Gains | 215 | 25
Available For Sale Securities, Gross Unrealized Losses | 98 | 1,200
Available-for-sale Securities, Amortized Cost Basis | 50,591 | 52,346
Mortgage-backed Securities, Issued by US Government Sponsored Enterprises [Member] |  |
Schedule of Available-for-sale Securities [Line Items] |  |
Available-for-sale Securities, Debt Maturities, within One Year, Fair Value | 0 | 0
Available-for-sale Securities, Debt Maturities, after One Through Five Years, Fair Value | 560 | 0
Available-for-sale Securities, Debt Maturities, after Five Through Ten Years, Fair Value | 4,510 | 8,368
Available-for-sale Securities, Debt Maturities, after Ten Years, Fair Value | 118,207 | 110,230
Available-for-sale Securities, Fair Value, Total | 123,277 | 118,598
Available For Sale Securities, Gross Unrealized Gains | 798 | 65
Available For Sale Securities, Gross Unrealized Losses | 261 | 3,738
Available-for-sale Securities, Amortized Cost Basis | 122,740 | 122,271
US States and Political Subdivisions Debt Securities [Member] |  |
Schedule of Available-for-sale Securities [Line Items] |  |
Available-for-sale Securities, Debt Maturities, within One Year, Fair Value | 0 | 0
Available-for-sale Securities, Debt Maturities, after One Through Five Years, Fair Value | 1,355 | 3,682
Available-for-sale Securities, Debt Maturities, after Five Through Ten Years, Fair Value | 6,166 | 7,726
Available-for-sale Securities, Debt Maturities, after Ten Years, Fair Value | 54,396 | 58,624
Available-for-sale Securities, Fair Value, Total | 61,917 | 70,032
Available For Sale Securities, Gross Unrealized Gains | 2,104 | 518
Available For Sale Securities, Gross Unrealized Losses | 9 | 692
Available-for-sale Securities, Amortized Cost Basis | $ 59,822 | $ 70,206

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