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Investment Securities (Details 3) - USD ($) $ in Thousands | Mar. 31, 2024 | Dec. 31, 2023
--- | --- | ---
Marketable Securities [Line Items] |  |
Debt Securities, Available-for-Sale, Continuous Unrealized Loss Position, Less than 12 Months | $ 17,693 | $ 14,297
Debt Securities, Available-for-Sale, Continuous Unrealized Loss Position, Less than 12 Months, Accumulated Loss | 1,028 | 583
Debt Securities, Available-for-Sale, Continuous Unrealized Loss Position, 12 Months or Longer | 248,994 | 256,193
Debt Securities, Available-for-Sale, Continuous Unrealized Loss Position, 12 Months or Longer, Accumulated Loss | 20,371 | 21,145
Debt Securities, Available-for-Sale, Unrealized Loss Position | 266,687 | 270,490
Debt Securities, Available-for-Sale, Unrealized Loss Position, Accumulated Loss | 21,399 | 21,728
US Treasury Securities [Member] |  |
Marketable Securities [Line Items] |  |
Debt Securities, Available-for-Sale, Continuous Unrealized Loss Position, Less than 12 Months |  |
Debt Securities, Available-for-Sale, Continuous Unrealized Loss Position, Less than 12 Months, Accumulated Loss |  |
Debt Securities, Available-for-Sale, Continuous Unrealized Loss Position, 12 Months or Longer | 13,130 | 18,346
Debt Securities, Available-for-Sale, Continuous Unrealized Loss Position, 12 Months or Longer, Accumulated Loss | 2,670 | 2,445
Debt Securities, Available-for-Sale, Unrealized Loss Position | 13,130 | 18,346
Debt Securities, Available-for-Sale, Unrealized Loss Position, Accumulated Loss | 2,670 | 2,445
US Government-sponsored Enterprises Debt Securities [Member] |  |
Marketable Securities [Line Items] |  |
Debt Securities, Available-for-Sale, Continuous Unrealized Loss Position, Less than 12 Months |  |
Debt Securities, Available-for-Sale, Continuous Unrealized Loss Position, Less than 12 Months, Accumulated Loss |  |
Debt Securities, Available-for-Sale, Continuous Unrealized Loss Position, 12 Months or Longer | 2,124 | 2,129
Debt Securities, Available-for-Sale, Continuous Unrealized Loss Position, 12 Months or Longer, Accumulated Loss | 376 | 371
Debt Securities, Available-for-Sale, Unrealized Loss Position | 2,124 | 2,129
Debt Securities, Available-for-Sale, Unrealized Loss Position, Accumulated Loss | 376 | 371
Mortgage-Backed Security, Issued by US Government-Sponsored Enterprise [Member] |  |
Marketable Securities [Line Items] |  |
Debt Securities, Available-for-Sale, Continuous Unrealized Loss Position, Less than 12 Months | 9,779 | 8,164
Debt Securities, Available-for-Sale, Continuous Unrealized Loss Position, Less than 12 Months, Accumulated Loss | 556 | 423
Debt Securities, Available-for-Sale, Continuous Unrealized Loss Position, 12 Months or Longer | 222,380 | 223,844
Debt Securities, Available-for-Sale, Continuous Unrealized Loss Position, 12 Months or Longer, Accumulated Loss | 16,241 | 17,190
Debt Securities, Available-for-Sale, Unrealized Loss Position | 232,159 | 232,008
Debt Securities, Available-for-Sale, Unrealized Loss Position, Accumulated Loss | 16,797 | 17,613
Small Business Administration pools [Member] |  |
Marketable Securities [Line Items] |  |
Debt Securities, Available-for-Sale, Continuous Unrealized Loss Position, Less than 12 Months | 4,540 | 4,253
Debt Securities, Available-for-Sale, Continuous Unrealized Loss Position, Less than 12 Months, Accumulated Loss | 100 | 45
Debt Securities, Available-for-Sale, Continuous Unrealized Loss Position, 12 Months or Longer | 7,044 | 7,638
Debt Securities, Available-for-Sale, Continuous Unrealized Loss Position, 12 Months or Longer, Accumulated Loss | 393 | 366
Debt Securities, Available-for-Sale, Unrealized Loss Position | 11,584 | 11,891
Debt Securities, Available-for-Sale, Unrealized Loss Position, Accumulated Loss | 493 | 411
Corporate and other securities [Member] |  |
Marketable Securities [Line Items] |  |
Debt Securities, Available-for-Sale, Continuous Unrealized Loss Position, Less than 12 Months | 3,374 | 1,880
Debt Securities, Available-for-Sale, Continuous Unrealized Loss Position, Less than 12 Months, Accumulated Loss | 372 | 115
Debt Securities, Available-for-Sale, Continuous Unrealized Loss Position, 12 Months or Longer | 4,316 | 4,236
Debt Securities, Available-for-Sale, Continuous Unrealized Loss Position, 12 Months or Longer, Accumulated Loss | 691 | 773
Debt Securities, Available-for-Sale, Unrealized Loss Position | 7,690 | 6,116
Debt Securities, Available-for-Sale, Unrealized Loss Position, Accumulated Loss | $ 1,063 | $ 888

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