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Securities Continuous Unrealized Loss (Details) - USD ($) $ in Thousands | Mar. 31, 2024 | Dec. 31, 2023
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Debt Securities, Available-for-Sale, Unrealized Loss Position [Line Items] |  |
Available-for-sale Securities, Continuous Unrealized Loss Position, Less than Twelve Months, Fair Value | $ 1,474 | $ 859
Available-for-sale Securities Continuous Unrealized Loss Position Less than 12 Months Aggregate Losses | 6 | 3
Available-for-sale Securities, Continuous Unrealized Loss Position, Twelve Months or Longer, Fair Value | 257,970 | 266,510
Available-for-sale Securities Continuous Unrealized Loss Position 12 Months or Longer Aggregate Losses | 41,675 | 38,761
Available-for-sale Securities, Continuous Unrealized Loss Position, Fair Value | 259,444 | 267,369
Available-for-sale Securities Continuous Unrealized Loss Position Aggregate Losses | 41,681 | 38,764
US Government and Government Agencies and Authorities [Member] |  |
Debt Securities, Available-for-Sale, Unrealized Loss Position [Line Items] |  |
Available-for-sale Securities, Continuous Unrealized Loss Position, Less than Twelve Months, Fair Value | 0 | 0
Available-for-sale Securities Continuous Unrealized Loss Position Less than 12 Months Aggregate Losses | 0 | 0
Available-for-sale Securities, Continuous Unrealized Loss Position, Twelve Months or Longer, Fair Value | 52,751 | 53,879
Available-for-sale Securities Continuous Unrealized Loss Position 12 Months or Longer Aggregate Losses | 8,554 | 8,195
Available-for-sale Securities, Continuous Unrealized Loss Position, Fair Value | 52,751 | 53,879
Available-for-sale Securities Continuous Unrealized Loss Position Aggregate Losses | 8,554 | 8,195
Mortgage-backed Securities, Issued by US Government Sponsored Enterprises [Member] |  |
Debt Securities, Available-for-Sale, Unrealized Loss Position [Line Items] |  |
Available-for-sale Securities, Continuous Unrealized Loss Position, Less than Twelve Months, Fair Value | 15 | 66
Available-for-sale Securities Continuous Unrealized Loss Position Less than 12 Months Aggregate Losses | 0 | 1
Available-for-sale Securities, Continuous Unrealized Loss Position, Twelve Months or Longer, Fair Value | 190,209 | 198,223
Available-for-sale Securities Continuous Unrealized Loss Position 12 Months or Longer Aggregate Losses | 30,229 | 27,837
Available-for-sale Securities, Continuous Unrealized Loss Position, Fair Value | 190,224 | 198,289
Available-for-sale Securities Continuous Unrealized Loss Position Aggregate Losses | 30,229 | 27,838
US States and Political Subdivisions Debt Securities [Member] |  |
Debt Securities, Available-for-Sale, Unrealized Loss Position [Line Items] |  |
Available-for-sale Securities, Continuous Unrealized Loss Position, Less than Twelve Months, Fair Value | 1,459 | 793
Available-for-sale Securities Continuous Unrealized Loss Position Less than 12 Months Aggregate Losses | 6 | 2
Available-for-sale Securities, Continuous Unrealized Loss Position, Twelve Months or Longer, Fair Value | 15,010 | 14,408
Available-for-sale Securities Continuous Unrealized Loss Position 12 Months or Longer Aggregate Losses | 2,892 | 2,729
Available-for-sale Securities, Continuous Unrealized Loss Position, Fair Value | 16,469 | 15,201
Available-for-sale Securities Continuous Unrealized Loss Position Aggregate Losses | $ 2,898 | $ 2,731

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