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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
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