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Securities (Schedule of Amortized Cost Gross Unrealized Gains and Losses, and Fair Values of Securities) (Details) - USD ($) $ in Thousands | Sep. 30, 2021 | Dec. 31, 2020
--- | --- | ---
Schedule of Investments [Line Items] |  |
Available for Sale, Amortized Cost, Total | $ 361,463 |
Available for Sale, Fair Value | 361,988 | $ 226,586
Fixed income [Member] |  |
Schedule of Investments [Line Items] |  |
Available for Sale, Amortized Cost, Total | 361,463 | 221,401
Available for Sale, Gross Unrealized Gains | 3,781 | 5,241
Available for Sale, Gross Unrealized Losses | (3,256) | (56)
Available for Sale, Fair Value | 361,988 | 226,586
US Treasury Securities [Member] |  |
Schedule of Investments [Line Items] |  |
Available for Sale, Amortized Cost, Total | 15,596 |
Available for Sale, Gross Unrealized Gains | 1 |
Available for Sale, Gross Unrealized Losses | (91) |
Available for Sale, Fair Value | 15,506 |
U.S. Government Agencies [Member] |  |
Schedule of Investments [Line Items] |  |
Available for Sale, Amortized Cost, Total | 14,222 | 3,998
Available for Sale, Gross Unrealized Gains | 21 |
Available for Sale, Gross Unrealized Losses | (195) | (29)
Available for Sale, Fair Value | 14,048 | 3,969
States And Political Subdivisions [Member] |  |
Schedule of Investments [Line Items] |  |
Available for Sale, Amortized Cost, Total | 120,562 | 70,672
Available for Sale, Gross Unrealized Gains | 2,003 | 2,419
Available for Sale, Gross Unrealized Losses | (1,214) |
Available for Sale, Fair Value | 121,351 | 73,091
Corporate Obligations [Member] |  |
Schedule of Investments [Line Items] |  |
Available for Sale, Amortized Cost, Total |  | 3,019
Available for Sale, Gross Unrealized Gains |  | 13
Available for Sale, Fair Value |  | 3,032
Mortgage-backed Securities-Government Sponsored Entities [Member] |  |
Schedule of Investments [Line Items] |  |
Available for Sale, Amortized Cost, Total | 211,083 | 143,712
Available for Sale, Gross Unrealized Gains | 1,756 | 2,809
Available for Sale, Gross Unrealized Losses | (1,756) | (27)
Available for Sale, Fair Value | $ 211,083 | $ 146,494

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