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Investment Securities (Details 3) - USD ($) $ in Thousands | Jun. 30, 2023 | Dec. 31, 2022
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Marketable Securities [Line Items] |  |
Debt Securities, Available-for-Sale, Continuous Unrealized Loss Position, Less than 12 Months | $ 48,767 | $ 128,982
Debt Securities, Available-for-Sale, Continuous Unrealized Loss Position, Less than 12 Months, Accumulated Loss | 2,290 | 6,066
Debt Securities, Available-for-Sale, Continuous Unrealized Loss Position, 12 Months or Longer | 269,752 | 194,279
Debt Securities, Available-for-Sale, Continuous Unrealized Loss Position, 12 Months or Longer, Accumulated Loss | 22,841 | 19,339
Debt Securities, Available-for-Sale, Unrealized Loss Position | 318,519 | 323,261
Debt Securities, Available-for-Sale, Unrealized Loss Position, Accumulated Loss | 25,131 | 25,405
US Treasury Securities [Member] |  |
Marketable Securities [Line Items] |  |
Debt Securities, Available-for-Sale, Continuous Unrealized Loss Position, Less than 12 Months |  | 28,827
Debt Securities, Available-for-Sale, Continuous Unrealized Loss Position, Less than 12 Months, Accumulated Loss |  | 1,032
Debt Securities, Available-for-Sale, Continuous Unrealized Loss Position, 12 Months or Longer | 56,476 | 27,156
Debt Securities, Available-for-Sale, Continuous Unrealized Loss Position, 12 Months or Longer, Accumulated Loss | 4,173 | 3,537
Debt Securities, Available-for-Sale, Unrealized Loss Position | 56,476 | 55,983
Debt Securities, Available-for-Sale, Unrealized Loss Position, Accumulated Loss | 4,173 | 4,569
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 | 2,104 | 2,074
Debt Securities, Available-for-Sale, Continuous Unrealized Loss Position, 12 Months or Longer, Accumulated Loss | 396 | 426
Debt Securities, Available-for-Sale, Unrealized Loss Position | 2,104 | 2,074
Debt Securities, Available-for-Sale, Unrealized Loss Position, Accumulated Loss | 396 | 426
Mortgage-Backed Securities, Issued by US Government Sponsored Enterprises [Member] |  |
Marketable Securities [Line Items] |  |
Debt Securities, Available-for-Sale, Continuous Unrealized Loss Position, Less than 12 Months | 43,304 | 81,961
Debt Securities, Available-for-Sale, Continuous Unrealized Loss Position, Less than 12 Months, Accumulated Loss | 2,013 | 4,435
Debt Securities, Available-for-Sale, Continuous Unrealized Loss Position, 12 Months or Longer | 197,311 | 159,227
Debt Securities, Available-for-Sale, Continuous Unrealized Loss Position, 12 Months or Longer, Accumulated Loss | 16,946 | 14,679
Debt Securities, Available-for-Sale, Unrealized Loss Position | 240,615 | 241,188
Debt Securities, Available-for-Sale, Unrealized Loss Position, Accumulated Loss | 18,959 | 19,114
Small Business Administration pools [Member] |  |
Marketable Securities [Line Items] |  |
Debt Securities, Available-for-Sale, Continuous Unrealized Loss Position, Less than 12 Months | 2,426 | 16,066
Debt Securities, Available-for-Sale, Continuous Unrealized Loss Position, Less than 12 Months, Accumulated Loss | 48 | 453
Debt Securities, Available-for-Sale, Continuous Unrealized Loss Position, 12 Months or Longer | 9,949 | 2,592
Debt Securities, Available-for-Sale, Continuous Unrealized Loss Position, 12 Months or Longer, Accumulated Loss | 488 | 177
Debt Securities, Available-for-Sale, Unrealized Loss Position | 12,375 | 18,658
Debt Securities, Available-for-Sale, Unrealized Loss Position, Accumulated Loss | 536 | 630
Corporate and other securities [Member] |  |
Marketable Securities [Line Items] |  |
Debt Securities, Available-for-Sale, Continuous Unrealized Loss Position, Less than 12 Months | 3,037 | 2,128
Debt Securities, Available-for-Sale, Continuous Unrealized Loss Position, Less than 12 Months, Accumulated Loss | 229 | 146
Debt Securities, Available-for-Sale, Continuous Unrealized Loss Position, 12 Months or Longer | 3,912 | 3,230
Debt Securities, Available-for-Sale, Continuous Unrealized Loss Position, 12 Months or Longer, Accumulated Loss | 838 | 520
Debt Securities, Available-for-Sale, Unrealized Loss Position | 6,949 | 5,358
Debt Securities, Available-for-Sale, Unrealized Loss Position, Accumulated Loss | $ 1,067 | $ 666

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