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Investment Securities - Cost basis and fair values of investment securities (Details) - USD ($) $ in Thousands | Jun. 30, 2022 | Dec. 31, 2021
--- | --- | ---
Information concerning investments with unrealized gains and losses |  |
Investment securities available for sale, Cost Basis | $ 183,348 | $ 161,416
Investment securities available for sale, Gross Unrealized Gains | 230 | 3,167
Investment securities available for sale, Gross Unrealized Losses | (11,326) | (1,412)
Available for Sale, Fair Value, Total | 172,252 | 163,171
Investment securities held to maturity, Cost Basis | 59,003 | 53,751
Investment securities held to maturity, Gross Unrealized Gains | 91 | 2,001
Investment securities held to maturity, Gross Unrealized Losses | (3,979) | (236)
Held to Maturity, Fair Value, Total | 55,115 | 55,516
U.S. Agency |  |
Information concerning investments with unrealized gains and losses |  |
Investment securities available for sale, Cost Basis | 10,009 | 7,371
Investment securities available for sale, Gross Unrealized Gains |  | 86
Investment securities available for sale, Gross Unrealized Losses | (723) | (70)
Available for Sale, Fair Value, Total | 9,286 | 7,387
Investment securities held to maturity, Cost Basis | 2,500 | 2,500
Investment securities held to maturity, Gross Unrealized Losses | (313) | (11)
Held to Maturity, Fair Value, Total | 2,187 | 2,489
U.S. Agency mortgage-backed securities |  |
Information concerning investments with unrealized gains and losses |  |
Investment securities available for sale, Cost Basis | 97,467 | 80,136
Investment securities available for sale, Gross Unrealized Gains | 58 | 1,202
Investment securities available for sale, Gross Unrealized Losses | (8,144) | (1,171)
Available for Sale, Fair Value, Total | 89,381 | 80,167
Investment securities held to maturity, Cost Basis | 15,709 | 10,556
Investment securities held to maturity, Gross Unrealized Gains | 27 | 203
Investment securities held to maturity, Gross Unrealized Losses | (1,383) | (115)
Held to Maturity, Fair Value, Total | 14,353 | 10,644
Municipal |  |
Information concerning investments with unrealized gains and losses |  |
Investment securities available for sale, Cost Basis | 21,543 | 20,066
Investment securities available for sale, Gross Unrealized Gains | 36 | 851
Investment securities available for sale, Gross Unrealized Losses | (1,046) | (25)
Available for Sale, Fair Value, Total | 20,533 | 20,892
Investment securities held to maturity, Cost Basis | 34,287 | 33,188
Investment securities held to maturity, Gross Unrealized Gains | 64 | 1,734
Investment securities held to maturity, Gross Unrealized Losses | (2,185) | (103)
Held to Maturity, Fair Value, Total | 32,166 | 34,819
Corporate bonds. |  |
Information concerning investments with unrealized gains and losses |  |
Investment securities available for sale, Cost Basis | 54,329 | 53,843
Investment securities available for sale, Gross Unrealized Gains | 136 | 1,028
Investment securities available for sale, Gross Unrealized Losses | (1,413) | (146)
Available for Sale, Fair Value, Total | 53,052 | 54,725
Corporate bonds and other securities |  |
Information concerning investments with unrealized gains and losses |  |
Investment securities held to maturity, Cost Basis | 6,507 | 7,507
Investment securities held to maturity, Gross Unrealized Gains |  | 64
Investment securities held to maturity, Gross Unrealized Losses | (98) | (7)
Held to Maturity, Fair Value, Total | $ 6,409 | $ 7,564

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