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Investment Securities - Schedule of Fair Value and Unrealized Loss on Debt Security Investments in a Continuous Unrealized Loss Position (Details) $ in Thousands | Jun. 30, 2024 USD ($) security | Dec. 31, 2023 USD ($) security
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Debt Securities, Available-for-Sale [Line Items] |  |
Available-for-sale securities, Less than 12 Months: Number of Securities | security | 1 | 2
Available-for-sale securities, Less than 12 Months: Fair Value | $ 413 | $ 4,425
Available-for-sale securities, Less than 12 Months: Unrealized Losses | $ 87 | $ 116
Available-for-sale securities, 12 Months or More: Number of Securities | security | 135 | 136
Available-for-sale securities, 12 Months or More: Fair Value | $ 207,523 | $ 219,130
Available-for-sale securities, 12 Months or More: Unrealized Losses | $ 24,664 | $ 22,215
Available-for-sale securities, Total: Number of Securities | security | 136 | 138
Available-for-sale securities, Total: Fair Value | $ 207,936 | $ 223,555
Available-for-sale securities, Total: Unrealized Losses | $ 24,751 | $ 22,331
Schedule of Held-to-Maturity Securities [Line Items] |  |
Held-to-maturity securities, Less than 12 Months: Number of Securities | security | 9 | 27
Held-to-maturity securities, Less than 12 Months: Fair Value | $ 13,902 | $ 11,667
Held-to-maturity securities, Less than 12 Months: Unrealized Losses | $ 1,068 | $ 120
Held-to-maturity securities, 12 Months or More: Number of Securities | security | 404 | 392
Held-to-maturity securities, 12 Months or More: Fair Value | $ 333,373 | $ 345,854
Held-to-maturity securities, 12 Months or More: Unrealized Losses | $ 44,977 | $ 41,500
Held-to-maturity securities, Total: Number of Securities | security | 413 | 419
Held-to-maturity securities, Total: Fair Value | $ 347,275 | $ 357,521
Held-to-maturity securities, Total: Unrealized Losses | $ 46,045 | $ 41,620
Available-for-sale securities and Held-to-maturity securities, Less than 12 Months: Number of Securities | security | 10 | 29
Available-for-sale securities and Held-to-maturity securities, Less than 12 Months: Fair Value | $ 14,315 | $ 16,092
Available-for-sale securities and Held-to-maturity securities, Less than 12 Months: Unrealized Losses | $ 1,155 | $ 236
Available-for-sale securities and Held-to-maturity securities,, 12 Months or More: Number of Securities | security | 539 | 528
Available-for-sale securities and Held-to-maturity securities, 12 Months or More: Fair Value | $ 540,896 | $ 564,984
Available-for-sale securities and Held-to-maturity securities, 12 Months or More: Unrealized Losses | $ 69,641 | $ 63,715
Available-for-sale securities and Held-to-maturity securities, Total: Number of Securities | security | 549 | 557
Available-for-sale securities and Held-to-maturity securities, Total: Fair Value | $ 555,211 | $ 581,076
Available-for-sale securities and Held-to-maturity securities, Total: Unrealized Losses | $ 70,796 | $ 63,951
U.S. Treasury and U.S. government agencies |  |
Debt Securities, Available-for-Sale [Line Items] |  |
Available-for-sale securities, Less than 12 Months: Number of Securities | security | 0 | 0
Available-for-sale securities, Less than 12 Months: Fair Value | $ 0 | $ 0
Available-for-sale securities, Less than 12 Months: Unrealized Losses | $ 0 | $ 0
Available-for-sale securities, 12 Months or More: Number of Securities | security | 17 | 19
Available-for-sale securities, 12 Months or More: Fair Value | $ 30,619 | $ 35,649
Available-for-sale securities, 12 Months or More: Unrealized Losses | $ 1,074 | $ 988
Available-for-sale securities, Total: Number of Securities | security | 17 | 19
Available-for-sale securities, Total: Fair Value | $ 30,619 | $ 35,649
Available-for-sale securities, Total: Unrealized Losses | $ 1,074 | $ 988
Schedule of Held-to-Maturity Securities [Line Items] |  |
Held-to-maturity securities, Less than 12 Months: Number of Securities | security | 0 | 1
Held-to-maturity securities, Less than 12 Months: Fair Value | $ 0 | $ 2,002
Held-to-maturity securities, Less than 12 Months: Unrealized Losses | $ 0 | $ 0
Held-to-maturity securities, 12 Months or More: Number of Securities | security | 145 | 144
Held-to-maturity securities, 12 Months or More: Fair Value | $ 215,437 | $ 215,129
Held-to-maturity securities, 12 Months or More: Unrealized Losses | $ 30,436 | $ 28,676
Held-to-maturity securities, Total: Number of Securities | security | 145 | 145
Held-to-maturity securities, Total: Fair Value | $ 215,437 | $ 217,131
Held-to-maturity securities, Total: Unrealized Losses | $ 30,436 | $ 28,676
Mortgage-backed U.S. government agencies |  |
Debt Securities, Available-for-Sale [Line Items] |  |
Available-for-sale securities, Less than 12 Months: Number of Securities | security | 0 | 1
Available-for-sale securities, Less than 12 Months: Fair Value | $ 0 | $ 4,015
Available-for-sale securities, Less than 12 Months: Unrealized Losses | $ 0 | $ 26
Available-for-sale securities, 12 Months or More: Number of Securities | security | 93 | 92
Available-for-sale securities, 12 Months or More: Fair Value | $ 142,037 | $ 148,668
Available-for-sale securities, 12 Months or More: Unrealized Losses | $ 18,895 | $ 16,475
Available-for-sale securities, Total: Number of Securities | security | 93 | 93
Available-for-sale securities, Total: Fair Value | $ 142,037 | $ 152,683
Available-for-sale securities, Total: Unrealized Losses | $ 18,895 | $ 16,501
Schedule of Held-to-Maturity Securities [Line Items] |  |
Held-to-maturity securities, Less than 12 Months: Number of Securities | security | 0 | 0
Held-to-maturity securities, Less than 12 Months: Fair Value | $ 0 | $ 0
Held-to-maturity securities, Less than 12 Months: Unrealized Losses | $ 0 | $ 0
Held-to-maturity securities, 12 Months or More: Number of Securities | security | 64 | 64
Held-to-maturity securities, 12 Months or More: Fair Value | $ 35,069 | $ 38,295
Held-to-maturity securities, 12 Months or More: Unrealized Losses | $ 5,776 | $ 5,523
Held-to-maturity securities, Total: Number of Securities | security | 64 | 64
Held-to-maturity securities, Total: Fair Value | $ 35,069 | $ 38,295
Held-to-maturity securities, Total: Unrealized Losses | $ 5,776 | $ 5,523
State and political subdivision obligations |  |
Debt Securities, Available-for-Sale [Line Items] |  |
Available-for-sale securities, Less than 12 Months: Number of Securities | security | 0 | 0
Available-for-sale securities, Less than 12 Months: Fair Value | $ 0 | $ 0
Available-for-sale securities, Less than 12 Months: Unrealized Losses | $ 0 | $ 0
Available-for-sale securities, 12 Months or More: Number of Securities | security | 8 | 8
Available-for-sale securities, 12 Months or More: Fair Value | $ 3,591 | $ 3,646
Available-for-sale securities, 12 Months or More: Unrealized Losses | $ 729 | $ 686
Available-for-sale securities, Total: Number of Securities | security | 8 | 8
Available-for-sale securities, Total: Fair Value | $ 3,591 | $ 3,646
Available-for-sale securities, Total: Unrealized Losses | $ 729 | $ 686
Schedule of Held-to-Maturity Securities [Line Items] |  |
Held-to-maturity securities, Less than 12 Months: Number of Securities | security | 3 | 25
Held-to-maturity securities, Less than 12 Months: Fair Value | $ 952 | $ 8,729
Held-to-maturity securities, Less than 12 Months: Unrealized Losses | $ 18 | $ 63
Held-to-maturity securities, 12 Months or More: Number of Securities | security | 186 | 170
Held-to-maturity securities, 12 Months or More: Fair Value | $ 72,471 | $ 68,831
Held-to-maturity securities, 12 Months or More: Unrealized Losses | $ 7,701 | $ 6,423
Held-to-maturity securities, Total: Number of Securities | security | 189 | 195
Held-to-maturity securities, Total: Fair Value | $ 73,423 | $ 77,560
Held-to-maturity securities, Total: Unrealized Losses | $ 7,719 | $ 6,486
Corporate debt securities |  |
Debt Securities, Available-for-Sale [Line Items] |  |
Available-for-sale securities, Less than 12 Months: Number of Securities | security | 1 | 1
Available-for-sale securities, Less than 12 Months: Fair Value | $ 413 | $ 410
Available-for-sale securities, Less than 12 Months: Unrealized Losses | $ 87 | $ 90
Available-for-sale securities, 12 Months or More: Number of Securities | security | 17 | 17
Available-for-sale securities, 12 Months or More: Fair Value | $ 31,276 | $ 31,167
Available-for-sale securities, 12 Months or More: Unrealized Losses | $ 3,966 | $ 4,066
Available-for-sale securities, Total: Number of Securities | security | 18 | 18
Available-for-sale securities, Total: Fair Value | $ 31,689 | $ 31,577
Available-for-sale securities, Total: Unrealized Losses | $ 4,053 | $ 4,156
Schedule of Held-to-Maturity Securities [Line Items] |  |
Held-to-maturity securities, Less than 12 Months: Number of Securities | security | 6 | 1
Held-to-maturity securities, Less than 12 Months: Fair Value | $ 12,950 | $ 936
Held-to-maturity securities, Less than 12 Months: Unrealized Losses | $ 1,050 | $ 57
Held-to-maturity securities, 12 Months or More: Number of Securities | security | 9 | 14
Held-to-maturity securities, 12 Months or More: Fair Value | $ 10,396 | $ 23,599
Held-to-maturity securities, 12 Months or More: Unrealized Losses | $ 1,064 | $ 878
Held-to-maturity securities, Total: Number of Securities | security | 15 | 15
Held-to-maturity securities, Total: Fair Value | $ 23,346 | $ 24,535
Held-to-maturity securities, Total: Unrealized Losses | $ 2,114 | $ 935

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