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Supplemental Cash Flow Disclosures (Details) - USD ($) $ in Thousands | 3 Months Ended | 9 Months Ended
--- | --- | ---
Sep. 30, 2021 | Sep. 30, 2020 | Sep. 30, 2021 | Sep. 30, 2020
Cash paid during the period for: |  |  |  |
Interest |  |  | $ 1,529 | $ 1,814
Income taxes |  |  | 3,030 | 2,380
Noncash investing and financing activities: |  |  |  |
Unrealized gain on unrecognized post retirement costs | $ 24 | $ 20 | 74 | 60
Unrealized (loss) gain on available for sale securities | (60) | 334 | (307) | 1,161
Unrealized gain (loss) on junior subordinated debentures | $ (8) | $ (326) | 317 | (779)
Cash dividend declared |  |  | $ 1,871 | $ 1,867

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